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GSSSB Additional Assistant Engineer 2025: Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526)

  • Date: 17 November 2025
  • Paper code: 348/202526
  • Series: master
  • Language: Bilingual
  • 87 pages
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 1 of 87
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Question Paper Name :                                                                        ORALIA5
Subject Name :                                                                              348 Additional Assistant Engineer Mechanical
Number of Questions :                                                                       210
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                                 Part A Reasoning Data Interpretation Quantitative Aptitude
Maximum Instruction Time :                                                                  0
Is Section Default? :                                                                       No

Question Number : 1 Question Id : 4410091332805
In a certain code language,

‘A x B’ means ‘A is the son of B’,
‘A + B’ means ‘A is the brother of B’,
‘A # B’ means ‘A is the wife of B’ and
‘A * B’ means ‘A is the father of B’.

How is Z related to V if ‘Z # K + G x R * V’?
Options :
4410095262806.       Brother's wife
4410095262807.       Brother's daughter
4410095262808.       Mother
4410095262809.       Sister


Question Number : 1 Question Id : 4410091332805




Options :


4410095262806.


4410095262807.


4410095262808.


4410095262809.



Question Number : 2 Question Id : 4410091332821
B is the mother of U. U is the sister of N. C is the father of H. H is the son of N. How is B related to C?
Options :
4410095262874.       Wife's mother
4410095262875.       Wife's sister
4410095262876.       Mother
4410095262877.       Sister
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 2 of 87
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Question Number : 2 Question Id : 4410091332821



Options :

4410095262874.


4410095262875.


4410095262876.


4410095262877.



Question Number : 3 Question Id : 4410091332839
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with
commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:
All bullets are cars.
All cars are planes.

Conclusions:
(I): Some planes are cars.
(II): All bullets are planes.
Options :
4410095262946.          Both conclusions (I) and (II) follow
4410095262947.          Neither conclusion (I) nor (II) follows
4410095262948.          Only conclusion (II) follows
4410095262949.          Only conclusion (I) follows


Question Number : 3 Question Id : 4410091332839




Options :
4410095262946.




4410095262947.




4410095262948.



4410095262949.



Question Number : 4 Question Id : 4410091332853
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with
commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:
All tigers are lions.
All tigers are elephants.
Some elephants are outdoors.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 3 of 87
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Conclusions:
(I): Some outdoors are tigers.
(II): Some elephants are lions.
Options :
4410095263002.       Only conclusion (I) follows
4410095263003.       Only conclusion (II) follows
4410095263004.       Neither conclusion (I) nor (II) follows
4410095263005.       Both conclusions (I) and (II) follow


Question Number : 4 Question Id : 4410091332853




Options :

4410095263002.



4410095263003.


4410095263004.



4410095263005.



Question Number : 5 Question Id : 4410091339314
Select the Venn diagram that best illustrates the relationship between the following classes.

Poets, Writers, Painters
Options :




4410095289335.




4410095289336.




4410095289337.




4410095289338.

Note: For this question, ambiguity is found in question/answer. Candidate will get full marks for this question if any of the correct options are chosen.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 4 of 87
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Question Number : 5 Question Id : 4410091339314




Options :




4410095289335.




4410095289336.




4410095289337.




4410095289338.

Note: For this question, ambiguity is found in question/answer. Candidate will get full marks for this question if any of the correct options are chosen.


Question Number : 6 Question Id : 4410091339339
Study the given diagram carefully and answer the question that follows. The numbers in the different sections indicate the number of persons.
(NOTE: You have to take the given data to be true even if they seem to be at variance from commonly known facts.)




How many such actors are there who are also engineers but not drivers?
Options :
4410095289435.      5
4410095289436.      11
4410095289437.      15
4410095289438.      17


Question Number : 6 Question Id : 4410091339339
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 5 of 87
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Options :
4410095289435.        5
4410095289436.        11
4410095289437.        15
4410095289438.        17


Question Number : 7 Question Id : 4410091332873
A question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient to answer the
question. Read both the statements and select the most appropriate answer.

Question:
Among 5 sticks, U, R, N, S and T, each having a different height, which stick is the shortest?

Statements:
(I) S is shorter than only three sticks. U is taller than R.
(II) S is taller than T.
Options :
4410095263080.        Data in both Statements I and II together (and not statement 1 alone or statement II alone) are sufficient to answer the question.
4410095263081.        Data in both Statements I and II together are not sufficient to answer the question.
4410095263082.        Data in Statement II alone is sufficient to answer the question, while data in Statement I is not.
4410095263083.        Data in Statement I alone is sufficient to answer the question, while data in Statement II is not.


Question Number : 7 Question Id : 4410091332873




Options :

4410095263080.



4410095263081.



4410095263082.



4410095263083.



Question Number : 8 Question Id : 4410091332902
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 6 of 87
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A question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient to answer the
question. Read both the statements and select the most appropriate answer.

Question:
Among 5 sticks, U, R, N, S and T, each having a different height, which stick is the shortest?

Statements:
(I) S is shorter than T but taller than R. U is taller than R.
(II) N is taller than only one stick.
Options :
4410095263204.        Data in both Statements I and II together (and not statement 1 alone or statement II alone) are sufficient to answer the question.
4410095263205.        Data in both Statements I and II together are not sufficient to answer the question.
4410095263206.        Data in Statement II alone is sufficient to answer the question, while data in Statement I is not.
4410095263207.        Data in Statement I alone is sufficient to answer the question, while data in Statement II is not.


Question Number : 8 Question Id : 4410091332902




Options :

4410095263204.



4410095263205.



4410095263206.



4410095263207.



Question Number : 9 Question Id : 4410091332921
A question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient to answer the
question. Read both the statements and select the most appropriate answer.

Question:
Among 5 sticks, U, R, N, S and T, each having a different height, which stick is the tallest?

Statements:
(I) S is taller than R. R is taller than T.
(II) T is shorter than U but taller than N.
Options :
4410095263276.        Data in both statements I and II together are not sufficient to answer the question.
4410095263277.        Data in both statements I and II together (and not statement 1 alone or statement II alone) are sufficient to answer the question.
4410095263278.        Data in Statement II alone is sufficient to answer the question, while data in Statement I is not.
4410095263279.        Data in Statement I alone is sufficient to answer the question, while data in Statement II is not.


Question Number : 9 Question Id : 4410091332921




Options :


4410095263276.



4410095263277.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 7 of 87
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4410095263278.



4410095263279.



Question Number : 10 Question Id : 4410091332935
A, B, N, M and W have different heights. M is taller than B. Only N is shorter than A. W is taller than M. How many people are taller than B?
Options :
4410095263340.       One
4410095263341.       Two
4410095263342.       Three
4410095263343.       Four


Question Number : 10 Question Id : 4410091332935




Options :


4410095263340.



4410095263341.



4410095263342.



4410095263343.



Question Number : 11 Question Id : 4410091332940
D, F, S, T and U have different heights. Only F is taller than T. U is taller than S. Only two people have heights between D and F. How many people have heights
between S and T?
Options :
4410095263360.       One
4410095263361.       Two
4410095263362.       Three
4410095263363.       Four


Question Number : 11 Question Id : 4410091332940




Options :

4410095263360.


4410095263361.


4410095263362.


4410095263363.



Question Number : 12 Question Id : 4410091371721
Identify the figure given in the options which when put in place of the question mark (?) will logically complete the series.




Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 8 of 87
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4410095418280.




4410095418281.




4410095418282.




4410095418283.



Question Number : 12 Question Id : 4410091371721




Options :




4410095418280.




4410095418281.




4410095418282.




4410095418283.



Question Number : 13 Question Id : 4410091371738
If a water source is placed along X-Y, as shown in the following figure, which of the given options will be the water reflection of the given figure?
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 9 of 87
Page 9 of 87
Text of page 9
Options :

4410095418348.


4410095418349.


4410095418350.


4410095418351.



Question Number : 13 Question Id : 4410091371738




Options :

4410095418348.


4410095418349.


4410095418350.


4410095418351.



Question Number : 14 Question Id : 4410091371754
Select the option figure in which the given figure is embedded as its part ( rotation is NOT allowed).




Options :




4410095418412.




4410095418413.




4410095418414.




4410095418415.



Question Number : 14 Question Id : 4410091371754
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 10 of 87
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Text of page 10
Options :




4410095418412.




4410095418413.




4410095418414.




4410095418415.



Question Number : 15 Question Id : 441009861137
Select the option figure in which the given figure (X) is embedded as its part (rotation is NOT allowed)




Options :




4410093397598.




4410093397599.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 11 of 87
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Text of page 11
4410093397600.




4410093397601.



Question Number : 15 Question Id : 441009861137




Options :




4410093397598.




4410093397599.




4410093397600.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 12 of 87
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4410093397601.



Question Number : 16 Question Id : 4410091337553
If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, then what will come in place of the question mark (?) in the following equation?

152 C 108 A 12 D 15 B 7 = ?
Options :
4410095282187.       51
4410095282188.       53
4410095282189.       55
4410095282190.       56


Question Number : 16 Question Id : 4410091337553




Options :
4410095282187.
51
4410095282188.
53
4410095282189.       55
4410095282190.       56


Question Number : 17 Question Id : 4410091337593
If 1 is added to each odd digit and 1 is subtracted from each even digit in the number 13485672, what will be the difference between the highest and lowest digits
in the number thus formed?
Options :
4410095282347.       5
4410095282348.       6
4410095282349.       7
4410095282350.       8


Question Number : 17 Question Id : 4410091337593




Options :
4410095282347.
5
4410095282348.
6
4410095282349.
7
4410095282350.
8


Question Number : 18 Question Id : 441009555016
If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘-’, what will come in place of the question mark (?) in the following equation?
220 A 5 C 36 D 21 B 3 = ?
Options :
4410092175378.       29
4410092175379.       25
4410092175380.       15
4410092175381.       17
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 13 of 87
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Question Number : 18 Question Id : 441009555016




Options :
4410092175378.        29

4410092175379.        25

4410092175380.        15

4410092175381.        17



Question Number : 19 Question Id : 441009555179
What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged?
26 ÷ 2 - (8 × 4) ÷ 4 - 16 ÷ 2 - 14 = ?
Options :
4410092176030.        94
4410092176031.        106
4410092176032.        124
4410092176033.        136


Question Number : 19 Question Id : 441009555179




Options :
4410092176030.        94

4410092176031.        106

4410092176032.        124

4410092176033.        136



Question Number : 20 Question Id : 4410091337672
What should come in place of the question mark (?) in the given series?

45 56 78        111        155   ?
Options :
4410095282703.        190
4410095282704.        200
4410095282705.        205
4410095282706.        210


Question Number : 20 Question Id : 4410091337672




Options :
4410095282703.        190
4410095282704.        200
4410095282705.        205
4410095282706.        210


Question Number : 21 Question Id : 4410091337763
What should come in place of the question mark (?) in the given series?

4      15        56          165      328          ?
Options :
4410095283067.        327
4410095283068.        325
4410095283069.        322
4410095283070.        320
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 14 of 87
Page 14 of 87
Text of page 14
Question Number : 21 Question Id : 4410091337763




Options :
4410095283067.       327
4410095283068.       325
4410095283069.       322
4410095283070.       320


Question Number : 22 Question Id : 4410091337771
What should come in place of the question mark (?) in the given series?

18        42        90           162     258     378        ?
Options :
4410095283099.       504
4410095283100.       512
4410095283101.       520
4410095283102.       522


Question Number : 22 Question Id : 4410091337771




Options :
4410095283099.       504
4410095283100.       512
4410095283101.       520
4410095283102.       522


Question Number : 23 Question Id : 4410091337782
What should come in place of the question mark (?) in the given series?

20 33          50   75     112     165   ?
Options :
4410095283143.       216
4410095283144.       222
4410095283145.       234
4410095283146.       238


Question Number : 23 Question Id : 4410091337782




Options :
4410095283143.
216
4410095283144.       222
4410095283145.       234
4410095283146.       238


Question Number : 24 Question Id : 441009588981
Select the set in which the numbers are related in the same way as are the numbers of the following sets.
(NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such
as adding / subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not
allowed)
(28,124,34)
(14,38,5)
Options :
4410092311050.       (16,36,2)
4410092311051.       (25,150,4)
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 15 of 87
Page 15 of 87
Text of page 15
4410092311052.       (21,136,3)
4410092311053.       (12,110,5)


Question Number : 24 Question Id : 441009588981




Options :
4410092311050.       (16,36,2)

4410092311051.       (25,150,4)

4410092311052.       (21,136,3)

4410092311053.       (12,110,5)



Question Number : 25 Question Id : 441009590843
Two sets of numbers are given below. In each set of numbers, certain mathematical operation(s) on the first number result(s) in the second number. Similarly,
certain mathematical operation(s) on the second number result(s) in the third number and so on. Which of the given options follows the same set of operations as
in the given sets?
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13
such as adding to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and
3 is not allowed.)

20 – 22 – 18 – 24 ; 16 – 18 – 14 – 20
Options :
4410092318485.       6 – 14 – 12 – 16
4410092318486.       8 – 10 – 6 – 12
4410092318487.       9 – 13 – 11 – 15
4410092318488.       15 – 17 – 15 – 13


Question Number : 25 Question Id : 441009590843




Options :
4410092318485.       6 – 14 – 12 – 16

4410092318486.       8 – 10 – 6 – 12

4410092318487.       9 – 13 – 11 – 15

4410092318488.       15 – 17 – 15 – 13



Question Number : 26 Question Id : 441009587316
Two sets of numbers are given below. In each set of numbers, certain mathematical operation(s) on the first number result(s) in the second number. Similarly,
certain mathematical operation(s) on the second number result(s) in the third number and so on. Which of the given options follows the same set of operations as
in the given sets?
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13
such as adding to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and
3 is not allowed.)

10 - 21 - 43; 25 - 51 - 103
Options :
4410092304390.       11 - 22 - 44
4410092304391.       15 - 31 - 62
4410092304392.       21 - 43 - 87
4410092304393.       32 - 65 - 128


Question Number : 26 Question Id : 441009587316




Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 16 of 87
Page 16 of 87
Text of page 16
4410092304390.      11 - 22 - 44

4410092304391.      15 - 31 - 62
4410092304392.      21 - 43 - 87

4410092304393.      32 - 65 - 128



Question Number : 27 Question Id : 441009591117
Select the set in which the numbers are related in the same way as are the numbers of the following sets.
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13
such as adding to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and
3 is not allowed.)

(14, 4, 168)
(16, 4, 192)
Options :
4410092319581.      (18, 4, 144)
4410092319582.      (19, 5, 275)
4410092319583.      (21, 4, 252)
4410092319584.      (17, 6, 255)


Question Number : 27 Question Id : 441009591117




Options :
4410092319581.      (18, 4, 144)

4410092319582.      (19, 5, 275)

4410092319583.      (21, 4, 252)

4410092319584.      (17, 6, 255)



Question Number : 28 Question Id : 4410091350486
The following bar graph shows the number of boys and girls enrolled in a school from 2019 to 2023. Study the bar graph and answer the question that follows.




What is the ratio of the total number of boys enrolled in 2020 and 2023 to the total number of girls enrolled in 2019 and 2021?
Options :
4410095334070.      9 : 10
4410095334071.      12 : 11
4410095334072.      7:8
4410095334073.      4:3


Question Number : 28 Question Id : 4410091350486
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 17 of 87
Page 17 of 87
Text of page 17
Options :
4410095334070.      9 : 10
4410095334071.      12 : 11
4410095334072.      7:8
4410095334073.      4:3


Question Number : 29 Question Id : 4410091361328
Study the table carefully and answer the question that follows.

The table shows the number of electric scooters (in thousands) of different colours and different models by a company.
          Model                      Black                       Red                        White                     Blue   Silver
            A                          40                         24                          50                       75     15
            B                          24                         32                          60                       80     25
            C                          35                         30                          50                       90     35
            D                          45                         40                          43                       85     40
             E                         50                         35                          35                       50     30
             F                         45                         42                          43                       46     50
            G                          49                         54                          57                       58     60

Find the difference between the number of white scooters from company A and the number of blue scooters from company C.
Options :
4410095377369.      40,000
4410095377370.      35,000
4410095377371.      32,000
4410095377372.      30,000


Question Number : 29 Question Id : 4410091361328




Options :
4410095377369.
40,000
4410095377370.
35,000
4410095377371.
32,000
4410095377372.
30,000
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 18 of 87
Page 18 of 87
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Question Number : 30 Question Id : 4410091361184
Study the graph carefully and answer the question that follows.

The given pie chart shows the details of candidates studying Science and Commerce from seven different colleges A, B, C, D, E, F and G.

Number of Students Studying Science = 7600




Number of Students Studying Commerce = 8400




Find the ratio between the number of students studying Science from college E and the number of students studying Commerce from college D, respectively.
Options :
4410095376803.      19 : 21
4410095376804.      27 : 19
4410095376805.      17 : 27
4410095376806.      27 : 17


Question Number : 30 Question Id : 4410091361184
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 19 of 87
Page 19 of 87
Text of page 19
Options :
4410095376803.
19 : 21
4410095376804.
27 : 19
4410095376805.
17 : 27
4410095376806.
27 : 17
Is Section Default? :                                                                     No

Question Number : 31 Question Id : 4410091351438
A shopkeeper mixes two varieties, A and B, of sugar priced at ₹46 and ₹64, respectively. In what ratio should the two varieties be mixed so that the cost of the
resulting mixture is ₹52?
Options :
4410095337930.       2:1
4410095337931.       1:2
4410095337932.       2:3
4410095337933.       3:2


Question Number : 31 Question Id : 4410091351438


Options :
4410095337930.       2:1

4410095337931.       1:2

4410095337932.       2:3

4410095337933.       3:2



Question Number : 32 Question Id : 441009539899

                                                                                                                          1572


Options :
4410092114992.      24
4410092114993.      28
4410092114994.      17
4410092114995.      22
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 20 of 87
Page 20 of 87
Text of page 20
Question Number : 32 Question Id : 441009539899




Options :
4410092114992.       24

4410092114993.       28

4410092114994.       17

4410092114995.       22



Question Number : 33 Question Id : 4410091351580
Simplify (5.5)2 – (4.5)2.
Options :
4410095338498.       10
4410095338499.       9.5
4410095338500.       10.5
4410095338501.       11


Question Number : 33 Question Id : 4410091351580


Options :
4410095338498.       10

4410095338499.       9.5

4410095338500.       10.5

4410095338501.       11



Question Number : 34 Question Id : 4410091350024
Convert the recurring decimal   into a vulgar fraction.
Options :
4410095332239.

4410095332240.

4410095332241.

4410095332242.



Question Number : 34 Question Id : 4410091350024



Options :
4410095332239.

4410095332240.

4410095332241.

4410095332242.



Question Number : 35 Question Id : 441009911422
The number 2380050 is divisible by which of the following numbers?
Options :
4410093599939.       86
4410093599940.       71
4410093599941.       88
4410093599942.       74
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 21 of 87
Page 21 of 87
Text of page 21
Question Number : 35 Question Id : 441009911422



Options :
4410093599939.       86
4410093599940.       71
4410093599941.       88
4410093599942.
74


Question Number : 36 Question Id : 4410091351608
The HCF and LCM of two natural numbers are 8 and 48, respectively. Find the product of the numbers.
Options :
4410095338610.       384
4410095338611.       192
4410095338612.       96
4410095338613.       48


Question Number : 36 Question Id : 4410091351608


Options :
4410095338610.       384
4410095338611.       192
4410095338612.
96
4410095338613.
48


Question Number : 37 Question Id : 4410091358237
Find the lowest three-digit number that is exactly divisible by 10, 12 and 15.
Options :
4410095365103.       150
4410095365104.       120
4410095365105.       180
4410095365106.       720


Question Number : 37 Question Id : 4410091358237



Options :
4410095365103.       150

4410095365104.       120

4410095365105.       180

4410095365106.       720



Question Number : 38 Question Id : 441009523734
Evaluate: 9 - [(4 - 2) + 2 × 4]7450
Options :
4410092050355.       -1
4410092050356.       -2
4410092050357.       0
4410092050358.       -3


Question Number : 38 Question Id : 441009523734


Options :
4410092050355.
-1
4410092050356.       -2
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 22 of 87
Page 22 of 87
Text of page 22
4410092050357.         0
4410092050358.         -3


Question Number : 39 Question Id : 4410091358257



Options :
4410095365183.         8
4410095365184.         16
4410095365185.         32
4410095365186.         64


Question Number : 39 Question Id : 4410091358257




Options :
4410095365183.
8
4410095365184.
16
4410095365185.         32
4410095365186.         64


Question Number : 40 Question Id : 4410095733


Options :
44100922710.      74
44100922711.      86
44100922712.      93
44100922713.      98


Question Number : 40 Question Id : 4410095733




Options :
44100922710.      74
44100922711.      86
44100922712.      93
44100922713.      98


Question Number : 41 Question Id : 4410091358299
The selling price of a commodity is ₹100. If its price increased by 15% and then decreased by 10%, then find the new selling price of the commodity.
Options :
4410095365351.         ₹103.50
4410095365352.         ₹105.20
4410095365353.         ₹108.20
4410095365354.         ₹110.50


Question Number : 41 Question Id : 4410091358299


Options :
4410095365351.
₹103.50
4410095365352.
₹105.20
4410095365353.
₹108.20
4410095365354.
₹110.50
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 23 of 87
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Question Number : 42 Question Id : 441009857686
A fruit seller had some mangoes. He sells 40% of the mangoes and still has 780 mangoes left. Originally, the number of mangoes he had is:
Options :
4410093383716.       1300
4410093383717.       1950
4410093383718.       1170
4410093383719.       1960


Question Number : 42 Question Id : 441009857686




Options :
4410093383716.       1300
4410093383717.       1950
4410093383718.       1170
4410093383719.       1960


Question Number : 43 Question Id : 441009851356
A person saves 50% of his income. If his expenditure is ₹560, then his income (in ₹) is:
Options :
4410093358396.       1,120
4410093358397.       280
4410093358398.       230
4410093358399.       1,160


Question Number : 43 Question Id : 441009851356



Options :
4410093358396.
1,120

4410093358397.
280
4410093358398.
230
4410093358399.       1,160



Question Number : 44 Question Id : 4410091358360
Amit bought bananas at the rate of 6 for ₹20 and sold them at the rate of 4 for ₹16. Find his profit percentage.
Options :
4410095367320.       20%
4410095367321.       18%
4410095367322.       24%
4410095367323.       28%


Question Number : 44 Question Id : 4410091358360




Options :
4410095367320.       20%

4410095367321.       18%

4410095367322.       24%

4410095367323.       28%



Question Number : 45 Question Id : 441009894717
An article is sold for ₹x. If it is sold at 12% of this price, there is a loss of 76%. What is the percentage profit when it is sold for ₹x?1404
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 24 of 87
Page 24 of 87
Text of page 24
Options :
4410093532938.       100%
4410093532939.       98%
4410093532940.       101%
4410093532941.       103%


Question Number : 45 Question Id : 441009894717



Options :
4410093532938.       100%

4410093532939.       98%

4410093532940.       101%
4410093532941.       103%


Question Number : 46 Question Id : 4410091358791
A dealer marked the price of an article 40% above the cost. While selling it, he allows a discount of 20% and makes a profit of ₹48. Find the cost of the article to
the dealer.
Options :
4410095367336.       ₹400
4410095367337.       ₹380
4410095367338.       ₹420
4410095367339.       ₹440


Question Number : 46 Question Id : 4410091358791



Options :
4410095367336.       ₹400
4410095367337.       ₹380
4410095367338.       ₹420
4410095367339.       ₹440


Question Number : 47 Question Id : 441009894357
The cost price of an article is ₹3,424. The vendor wants to earn a profit of 32% after giving a discount of 21%. What is the marked price of the article? [Give
your answer correct to the nearest integer.]
Options :
4410093531498.       ₹5,721
4410093531499.       ₹5,722
4410093531500.       ₹5,724
4410093531501.       ₹5,719


Question Number : 47 Question Id : 441009894357


Options :
4410093531498.       ₹5,721

4410093531499.       ₹5,722

4410093531500.       ₹5,724

4410093531501.       ₹5,719



Question Number : 48 Question Id : 4410091358793
The numbers 60, 48, 30 and x are in proportion; find x.
Options :
4410095367344.       24
4410095367345.       28
4410095367346.       25
4410095367347.       22


Question Number : 48 Question Id : 4410091358793
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 25 of 87
Page 25 of 87
Text of page 25
Options :
4410095367344.       24

4410095367345.       28

4410095367346.       25

4410095367347.       22



Question Number : 49 Question Id : 4410091358802
Amit and Raghav invested ₹25,000 and ₹30,000 to start a business. At the end of the first year, the profit of ₹ 22,000 was divided in the ratio of their
investments. Find Amit's share of profit.
Options :
4410095367376.       ₹10,000
4410095367377.       ₹12,000
4410095367378.       ₹8,000
4410095367379.       ₹11,000


Question Number : 49 Question Id : 4410091358802


Options :
4410095367376.       ₹10,000

4410095367377.       ₹12,000
4410095367378.       ₹8,000
4410095367379.       ₹11,000


Question Number : 50 Question Id : 441009548194
Isha and Anshu started a partnership business investing some amount in the ratio of 9 : 8. Shalu joined them after six months with an amount equal to that of
Anshu. In what proportion should the profit at the end of one year be distributed among Isha, Anshu and Shalu?
Options :
4410092148172.       9:8:4
4410092148173.       8:7:3
4410092148174.       7:6:3
4410092148175.       13 : 6 : 1


Question Number : 50 Question Id : 441009548194



Options :
4410092148172.       9:8:4

4410092148173.       8:7:3

4410092148174.       7:6:3

4410092148175.       13 : 6 : 1



Question Number : 51 Question Id : 4410097164
A can complete a task in 20 days, and B can complete the same task in 30 days. If they work together for 5 days, how much of the work is done?
Options :
44100928399.

44100928400.

44100928401.

44100928402.


Question Number : 51 Question Id : 4410097164



Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 26 of 87
Page 26 of 87
Text of page 26
44100928399.

44100928400.

44100928401.

44100928402.


Question Number : 52 Question Id : 441009518328
Two taps can fill a cistern in 3 hours and 2 hours respectively. A third tap can empty it in 12 hours. How long (in hours) will it take to fill three-fourth of the
empty cistern, if all of them are opened together?2044
Options :
4410092028731.       1
4410092028732.       2
4410092028733.       3
4410092028734.       4


Question Number : 52 Question Id : 441009518328



Options :
4410092028731.
1
4410092028732.
2
4410092028733.
3
4410092028734.
4


Question Number : 53 Question Id : 4410091358805
A train travels 72 km/hr. How many metres will it travel in 10 seconds?
Options :
4410095367948.       200 m
4410095367949.       20 m
4410095367950.       300 m
4410095367951.       150 m


Question Number : 53 Question Id : 4410091358805


Options :
4410095367948.
200 m
4410095367949.
20 m
4410095367950.
300 m
4410095367951.
150 m


Question Number : 54 Question Id : 4410091358974
Two trains are running in opposite directions with the same speed. If the length of each train is 270 metres and they cross each other in 36 seconds, find the speed
of each train.
Options :
4410095371042.       27 km/hr
4410095371043.       30 km/hr
4410095371044.       35 km/hr
4410095371045.       29 km/hr


Question Number : 54 Question Id : 4410091358974




Options :
4410095371042.
27 km/hr
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 27 of 87
Page 27 of 87
Text of page 27
4410095371043.
30 km/hr
4410095371044.
35 km/hr
4410095371045.
29 km/hr


Question Number : 55 Question Id : 4410091358973
A train starts from a station at 10 a.m. at a speed of 25 km/hr and another train starts from there on the same day at 3 p.m in the same direction at a speed of 35
km/hr. At what distance from the starting station will both the trains meet?
Options :
4410095368060.       437.5 km
4410095368061.       425.8 km
4410095368062.       445.5 km
4410095368063.       465.2 km


Question Number : 55 Question Id : 4410091358973




Options :
4410095368060.       437.5 km

4410095368061.       425.8 km

4410095368062.       445.5 km

4410095368063.       465.2 km



Question Number : 56 Question Id : 4410091221870
Simplify: x(8x - 2) + 8(x2 -5) + 18
Options :
4410094820903.       16x2 - 2x + 22
4410094820904.       -16x2 -2x + 22
4410094820905.       16x2 - 2x - 22
4410094820906.       16x2 + 2x -22


Question Number : 56 Question Id : 4410091221870


Options :
4410094820903.       16x2 - 2x + 22
4410094820904.       -16x2 -2x + 22
4410094820905.       16x2 - 2x - 22
4410094820906.       16x2 + 2x -22


Question Number : 57 Question Id : 4410091285380
What is the result when you combine like terms in 9m + 3 − 4m?
Options :
4410095073137.       5m + 3
4410095073138.       13m
4410095073139.       7m
4410095073140.       5m − 3


Question Number : 57 Question Id : 4410091285380




Options :
4410095073137.       5m + 3
4410095073138.       13m
4410095073139.       7m
4410095073140.       5m − 3
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 28 of 87
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Text of page 28
Question Number : 58 Question Id : 4410091359782
Find the 17th term of the arithmetic progression 4, 7, 10, ...
Options :
4410095371186.       52
4410095371187.       49
4410095371188.       55
4410095371189.       58


Question Number : 58 Question Id : 4410091359782



Options :
4410095371186.
52
4410095371187.
49
4410095371188.
55
4410095371189.
58


Question Number : 59 Question Id : 4410091219095
If 51st and 56th terms of an A.P. be 342 and 462 respectively, then its 60th term is:
Options :
4410094809803.       558
4410094809804.       561
4410094809805.       560
4410094809806.       559


Question Number : 59 Question Id : 4410091219095


Options :
4410094809803.       558
4410094809804.       561
4410094809805.       560
4410094809806.       559


Question Number : 60 Question Id : 4410091359869
The third term of a geometric progression is the square of the first term. If the second term is 8, determine the 10th term.
Options :
4410095371524.       2048
4410095371525.       1024
4410095371526.       512
4410095371527.       256


Question Number : 60 Question Id : 4410091359869



Options :
4410095371524.
2048
4410095371525.
1024
4410095371526.
512
4410095371527.
256



             Part B Constitution of India Current Affairs Comprehension Technical Qualification
Maximum Instruction Time :                                                                  0
Is Section Default? :                                                                       No

Question Number : 61 Question Id : 4410091446059
The Union Public Service Commission (UPSC) of India is a _____.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 29 of 87
Page 29 of 87
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Options :
4410095712906.      statutory body
4410095712907.      constitutional body
4410095712908.      executive body
4410095712909.      regulatory body


Question Number : 61 Question Id : 4410091446059


Options :

4410095712906.


4410095712907.


4410095712908.



4410095712909.



Question Number : 62 Question Id : 4410091447711
If a restaurant denies entry to women, it violates which Fundamental Right guaranteed by the Constitution of India?
Options :
4410095719446.      Right to Freedom
4410095719447.      Right to Equality
4410095719448.      Right to Education
4410095719449.      Cultural and Educational Rights


Question Number : 62 Question Id : 4410091447711


Options :

4410095719446.


4410095719447.



4410095719448.


4410095719449.



Question Number : 63 Question Id : 4410091447720
The process of making changes to the Constitution to include new rights or policies is called ___.
Options :
4410095719482.      election
4410095719483.      amendment
4410095719484.      suspension
4410095719485.      implementation


Question Number : 63 Question Id : 4410091447720




Options :

4410095719482.


4410095719483.


4410095719484.


4410095719485.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 30 of 87
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Question Number : 64 Question Id : 4410091446074
Who among the following is the Chairman of the Sixteenth Finance Commission of India as of October 2025?
Options :
4410095712966.      Arvind Panagariya
4410095712967.      N K Singh
4410095712968.      Shaktikanta Das
4410095712969.      Ajay Narayan Jha


Question Number : 64 Question Id : 4410091446074


Options :

4410095712966.


4410095712967.


4410095712968.


4410095712969.



Question Number : 65 Question Id : 4410091447744
Article 53 of the Indian Constitution deals with ________.
Options :
4410095719574.      legislative powers of Parliament
4410095719575.      judicial power of the Supreme Court
4410095719576.      executive power of the Union
4410095719577.      emergency powers of the President


Question Number : 65 Question Id : 4410091447744


Options :


4410095719574.


4410095719575.



4410095719576.



4410095719577.



Question Number : 66 Question Id : 4410091447766
The emergency declared under Article 352 of the Indian Constitution is called _____.
Options :
4410095719662.      financial emergency
4410095719663.      constitutional emergency
4410095719664.      national emergency
4410095719665.      political emergency


Question Number : 66 Question Id : 4410091447766


Options :

4410095719662.


4410095719663.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 31 of 87
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Text of page 31
4410095719664.


4410095719665.



Question Number : 67 Question Id : 4410091447796
In which year was the Public Accounts Committee first established in India?
Options :
4410095719770.       1933
4410095719771.       1956
4410095719772.       1921
4410095719773.       1925


Question Number : 67 Question Id : 4410091447796


Options :
4410095719770.       1933
4410095719771.       1956
4410095719772.       1921
4410095719773.       1925


Question Number : 68 Question Id : 4410091448074
In India, a couple facing problems in their marriage and seeking divorce will file their case in which of the following courts?
Options :
4410095720788.       Civil Judge’s Court
4410095720789.       Family Court
4410095720790.       District Court
4410095720791.       Labour Court


Question Number : 68 Question Id : 4410091448074


Options :

4410095720788.


4410095720789.



4410095720790.



4410095720791.



Question Number : 69 Question Id : 4410091471941
In India, Judicial review is regarded as _____.
Options :
4410095815655.       a part of the ordinary law of the land
4410095815656.       a temporary provision of the Constitution
4410095815657.       a basic feature of the Constitution
4410095815658.       a discretionary power of the judiciary


Question Number : 69 Question Id : 4410091471941



Options :

4410095815655.


4410095815656.


4410095815657.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 32 of 87
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Text of page 32
4410095815658.



Question Number : 70 Question Id : 4410091448075
During a village fair, two people fight over parking space and cause a minor injury. The case would go to ____.
Options :
4410095720792.      District Court
4410095720793.      Magistrate’s Court
4410095720794.      Supreme Court
4410095720795.      Family Court


Question Number : 70 Question Id : 4410091448075



Options :


4410095720792.


4410095720793.


4410095720794.


4410095720795.

Is Section Default? :                                                                    No

Question Number : 71 Question Id : 4410091433982
Which of the following countries hosted the 2025 Arab–Islamic Emergency Summit to discuss Middle East security?
Options :
4410095664463.      Saudi Arabia
4410095664464.      Qatar
4410095664465.      Jordan
4410095664466.      Yemen


Question Number : 71 Question Id : 4410091433982


Options :

4410095664463.


4410095664464.



4410095664465.


4410095664466.



Question Number : 72 Question Id : 4410091434013
Which of the following cities hosted the 2025 World Artistic Gymnastics Championships from October 19 to 25, 2025?
Options :
4410095664583.      Tokyo, Japan
4410095664584.      Moscow, Russia
4410095664585.      Paris, France
4410095664586.      Jakarta, Indonesia


Question Number : 72 Question Id : 4410091434013




Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 33 of 87
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4410095664583.


4410095664584.



4410095664585.


4410095664586.



Question Number : 73 Question Id : 4410091433966
The Global Citizen Festival 2025 was held in which city?
Options :
4410095664403.      Dubai
4410095664404.      London
4410095664405.      New York
4410095664406.      Paris


Question Number : 73 Question Id : 4410091433966



Options :

4410095664403.


4410095664404.


4410095664405.


4410095664406.



Question Number : 74 Question Id : 4410091434050
What is the total Capital Expenditure (Capex) earmarked in the Indian Union Budget for FY 2025–26?
Options :
4410095664731.      ₹11.21 lakh crore (3.1% of GDP)
4410095664732.      ₹10.25 lakh crore (2.8% of GDP)
4410095664733.      ₹12.50 lakh crore (3.4% of GDP)
4410095664734.      ₹9.78 lakh crore (2.5% of GDP)


Question Number : 74 Question Id : 4410091434050


Options :

4410095664731.



4410095664732.


4410095664733.


4410095664734.



Question Number : 75 Question Id : 4410091434103
Which of the following Indian states hosted the 2025 Men's Hockey Asia Cup?
Options :
4410095664943.      Bihar
4410095664944.      Kerala
4410095664945.      Maharashtra
4410095664946.      Haryana
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 34 of 87
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Question Number : 75 Question Id : 4410091434103



Options :

4410095664943.


4410095664944.


4410095664945.


4410095664946.



Question Number : 76 Question Id : 4410091434155
In which of the following districts of Assam did Narendra Modi inaugurate a Bioethanol Plant on 14 September 2025?
Options :
4410095665167.      Dibrugarh
4410095665168.      Jorhat
4410095665169.      Golaghat
4410095665170.      Sivasagar


Question Number : 76 Question Id : 4410091434155


Options :

4410095665167.


4410095665168.


4410095665169.



4410095665170.



Question Number : 77 Question Id : 4410091434110
The 2025 World Para Athletics Championships were held at which of the following stadiums in New Delhi?
Options :
4410095664979.      Jawaharlal Nehru Stadium
4410095664980.      Arun Jaitley Stadium
4410095664981.      Indira Gandhi Indoor Stadium
4410095664982.      Major Dhyan Chand National Stadium


Question Number : 77 Question Id : 4410091434110


Options :

4410095664979.



4410095664980.


4410095664981.


4410095664982.



Question Number : 78 Question Id : 4410091433872
In July 2025, which of the following awards did Gujarat's Chief Minister Bhupendra Patel present to districts and talukas for excellence in holistic growth?
Options :
4410095664019.      Sampurnata Abhiyan Samman
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 35 of 87
Page 35 of 87
Text of page 35
4410095664020.      Nirmal Gujarat Award
4410095664021.      Sampurnata Garima Award
4410095664022.      Gujarat Excellence Award


Question Number : 78 Question Id : 4410091433872


Options :

4410095664019.


4410095664020.


4410095664021.


4410095664022.



Question Number : 79 Question Id : 4410091433891
The exhibition of flagship schemes during 'Vikas Saptah' in October 2025 was organised at which of the following prominent locations in Ahmedabad?
Options :
4410095664095.      Kankaria Lakefront
4410095664096.      Sabarmati Riverfront
4410095664097.      Manek Chowk
4410095664098.      Lalbhai Dalpatbhai Museum


Question Number : 79 Question Id : 4410091433891


Options :

4410095664095.


4410095664096.


4410095664097.


4410095664098.



Question Number : 80 Question Id : 4410091433912
In which of the following cities of Gujarat did Prime Minister Narendra Modi launch development projects worth over ₹34,200 crore in September 2025?
Options :
4410095664183.      Surat
4410095664184.      Bhavnagar
4410095664185.      Gandhinagar
4410095664186.      Ahmedabad


Question Number : 80 Question Id : 4410091433912


Options :

4410095664183.


4410095664184.


4410095664185.


4410095664186.

Is Section Default? :                                                                 No

Question Id : 4410091280611 Sub Question Shuffling Allowed : No Group Comprehension Questions : No Question Pattern Type : NonMatrix
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 36 of 87
Page 36 of 87
Text of page 36
Question Numbers : (81 to 85)




Sub questions

Question Number : 81 Question Id : 4410091280646


Options :

4410095054435.


4410095054436.


4410095054437.



4410095054438.


Question Number : 82 Question Id : 4410091280647



Options :


4410095054439.



4410095054440.



4410095054441.


4410095054442.


Question Number : 83 Question Id : 4410091280648


Options :


4410095054443.



4410095054444.



4410095054445.



4410095054446.


Question Number : 84 Question Id : 4410091280649


Options :

4410095054447.



4410095054448.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 37 of 87
Page 37 of 87
Text of page 37
4410095054449.


4410095054450.


Question Number : 85 Question Id : 4410091280650



Options :

4410095054451.



4410095054452.


4410095054453.



4410095054454.



Question Id : 4410091280611 Sub Question Shuffling Allowed : No Group Comprehension Questions : No Question Pattern Type : NonMatrix
Question Numbers : (81 to 85)




Sub questions

Question Number : 81 Question Id : 4410091280646


Options :

4410095054435.


4410095054436.


4410095054437.



4410095054438.


Question Number : 82 Question Id : 4410091280647



Options :


4410095054439.



4410095054440.



4410095054441.


4410095054442.


Question Number : 83 Question Id : 4410091280648


Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 38 of 87
Page 38 of 87
Text of page 38
4410095054443.



4410095054444.



4410095054445.



4410095054446.


Question Number : 84 Question Id : 4410091280649


Options :

4410095054447.



4410095054448.



4410095054449.



4410095054450.


Question Number : 85 Question Id : 4410091280650



Options :

4410095054451.



4410095054452.


4410095054453.



4410095054454.

Is Section Default? :                                                                    No

Question Id : 4410091314604 Sub Question Shuffling Allowed : No Group Comprehension Questions : No Question Pattern Type : NonMatrix
Question Numbers : (86 to 90)
Read the given passage and answer the questions that follow.

Due to increasing environmental pollution, people have become more cautious about waste disposal. Waste management involves collection, transportation and
disposal, with methods varying according to the type and nature of waste. Broadly, wastes are classified as liquid, solid or organic. They are also categorised
based on their degree of harm, such as hospital wastes being classified as infectious, highly infectious or general.
The process begins with segregation at the point of collection, which makes subsequent handling easier. Transportation methods differ for liquid, solid, organic,
hazardous and infectious wastes. Final disposal includes incineration, burial, recycling or treatment, depending on the waste type. Hazardous wastes, in
particular, are managed carefully to prevent harm to humans and animals. The ultimate aim of waste management is environmental protection and the promotion
of human and animal safety. Proper waste management prevents pollution, reduces public health risks, and, through recycling, conserves resources while limiting
the accumulation of harmful materials in the environment.
Sub questions

Question Number : 86 Question Id : 4410091314605
What is the central theme of the passage?
Options :
4410095190063.      Impact of industrialisation on society
4410095190064.      Importance of proper waste management
4410095190065.      Role of technology in transportation
4410095190066.      Causes of environmental pollution

Question Number : 87 Question Id : 4410091314606
What can be inferred from the passage?
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 39 of 87
Page 39 of 87
Text of page 39
Options :
4410095190067.       Recycling reduces waste accumulation and saves resources.
4410095190068.       Incineration is the only method of waste disposal.
4410095190069.       Liquid and solid wastes can be treated in the same way.
4410095190070.       Waste segregation is not important at the collection point.

Question Number : 88 Question Id : 4410091314607
Select the most appropriate title for the given passage.
Options :
4410095190071.       Pollution and Its Causes
4410095190072.       Recycling: The Only Solution
4410095190073.       Waste Management: A Step Towards Environmental Protection
4410095190074.       Modern Technology and Pollution

Question Number : 89 Question Id : 4410091314608
According to the passage, what is the first step of waste management?
Options :
4410095190075.       Recycling
4410095190076.       Segregation at the point of collection
4410095190077.       Incineration
4410095190078.       Disposal in landfills

Question Number : 90 Question Id : 4410091314609
Select the most appropriate ANTONYM of the word ‘hazardous’ as used in the given passage.
Options :
4410095190079.       Dangerous
4410095190080.       Risky
4410095190081.       Safe
4410095190082.       Harmful


Question Id : 4410091314604 Sub Question Shuffling Allowed : No Group Comprehension Questions : No Question Pattern Type : NonMatrix
Question Numbers : (86 to 90)
Read the given passage and answer the questions that follow.

Due to increasing environmental pollution, people have become more cautious about waste disposal. Waste management involves collection, transportation and
disposal, with methods varying according to the type and nature of waste. Broadly, wastes are classified as liquid, solid or organic. They are also categorised
based on their degree of harm, such as hospital wastes being classified as infectious, highly infectious or general.
The process begins with segregation at the point of collection, which makes subsequent handling easier. Transportation methods differ for liquid, solid, organic,
hazardous and infectious wastes. Final disposal includes incineration, burial, recycling or treatment, depending on the waste type. Hazardous wastes, in
particular, are managed carefully to prevent harm to humans and animals. The ultimate aim of waste management is environmental protection and the promotion
of human and animal safety. Proper waste management prevents pollution, reduces public health risks, and, through recycling, conserves resources while limiting
the accumulation of harmful materials in the environment.
Sub questions

Question Number : 86 Question Id : 4410091314605
What is the central theme of the passage?
Options :
4410095190063.       Impact of industrialisation on society
4410095190064.       Importance of proper waste management
4410095190065.       Role of technology in transportation
4410095190066.       Causes of environmental pollution

Question Number : 87 Question Id : 4410091314606
What can be inferred from the passage?
Options :
4410095190067.       Recycling reduces waste accumulation and saves resources.
4410095190068.       Incineration is the only method of waste disposal.
4410095190069.       Liquid and solid wastes can be treated in the same way.
4410095190070.       Waste segregation is not important at the collection point.

Question Number : 88 Question Id : 4410091314607
Select the most appropriate title for the given passage.
Options :
4410095190071.       Pollution and Its Causes
4410095190072.       Recycling: The Only Solution
4410095190073.       Waste Management: A Step Towards Environmental Protection
4410095190074.       Modern Technology and Pollution
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 40 of 87
Page 40 of 87
Text of page 40
Question Number : 89 Question Id : 4410091314608
According to the passage, what is the first step of waste management?
Options :
4410095190075.      Recycling
4410095190076.      Segregation at the point of collection
4410095190077.      Incineration
4410095190078.      Disposal in landfills

Question Number : 90 Question Id : 4410091314609
Select the most appropriate ANTONYM of the word ‘hazardous’ as used in the given passage.
Options :
4410095190079.      Dangerous
4410095190080.      Risky
4410095190081.      Safe
4410095190082.      Harmful
Is Section Default? :                                                               No

Question Number : 91 Question Id : 4410091355030
The number of isothermal processes present in the carnot cycle are:
Options :
4410095352369.      2
4410095352370.      3
4410095352371.      4
4410095352372.      5


Question Number : 91 Question Id : 4410091355030



Options :
4410095352369.
2
4410095352370.
3
4410095352371.
4
4410095352372.
5


Question Number : 92 Question Id : 4410091355471
On a P-V diagram, an isobaric process of ideal gas will appear as a/an:
Options :
4410095354125.      vertical line parallel to the pressure line
4410095354126.      inclined line at 45° to both the pressure and volume lines
4410095354127.      horizontal line parallel to the volume line
4410095354128.      curved hyperbolic line


Question Number : 92 Question Id : 4410091355471



Options :
4410095354125.




4410095354126.




4410095354127.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 41 of 87
Page 41 of 87
Text of page 41
4410095354128.




Question Number : 93 Question Id : 4410091354554
Which of the following is an example of variable flow process in thermodynamics?
Options :
4410095350441.      Filling up of an empty gas cylinder
4410095350442.      Steady flow of water in a pipe
4410095350443.      Steady flow of steam in a nozzle
4410095350444.      Gas expanding in a sealed piston cylinder assembly


Question Number : 93 Question Id : 4410091354554



Options :

4410095350441.


4410095350442.


4410095350443.


4410095350444.



Question Number : 94 Question Id : 4410091355565
Which of the following processes is a reversible process?
Options :
4410095354505.      Heat transfer through an infinitesimal temperature difference.
4410095354506.      Throttling process in an expansion valve of refrigerator.
4410095354507.      Free expansion of a gas inside an empty cylinder.
4410095354508.      Bursting of an inflated rubber wheel of a vehicle.


Question Number : 94 Question Id : 4410091355565



Options :
4410095354505.




4410095354506.




4410095354507.




4410095354508.




Question Number : 95 Question Id : 4410091362073
The cyclic efficiency of a Rankine cycle is η. The heat rate (heat required to produce unit quantity of work in KJ/KWh) is represented by:
Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 42 of 87
Page 42 of 87
Text of page 42
4410095380224.

4410095380225.

4410095380226.

4410095380227.



Question Number : 95 Question Id : 4410091362073




Options :
4410095380224.

4410095380225.

4410095380226.

4410095380227.



Question Number : 96 Question Id : 4410091353207
Which of the following is called the law of conservation of energy?
Options :
4410095344991.      Zeroth law of thermodynamics
4410095344992.      First law of thermodynamics
4410095344993.      Second law of thermodynamics
4410095344994.      Third law of thermodynamics


Question Number : 96 Question Id : 4410091353207



Options :

4410095344991.


4410095344992.


4410095344993.


4410095344994.



Question Number : 97 Question Id : 4410091362041
In a Rankine cycle, the work done by the turbine is 1000 KJ/Kg of steam. The work input to the pump is 50KJ/Kg of steam. Find the work ratio.
Options :
4410095380100.      0.99
4410095380101.      0.97
4410095380102.      0.95
4410095380103.      0.90
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 43 of 87
Page 43 of 87
Text of page 43
Question Number : 97 Question Id : 4410091362041



Options :
4410095380100.
0.99
4410095380101.
0.97
4410095380102.
0.95
4410095380103.
0.90


Question Number : 98 Question Id : 4410091358235
Which of the following statements is correct about quasi static processes?
Options :
4410095365095.       Irreversibility is dominant in quasi static process.
4410095365096.       Irreversibility is not present in quasi static process.
4410095365097.       All spontaneous processes are quasi static.
4410095365098.       System and surroundings are not in equilibrium in quasi static process.


Question Number : 98 Question Id : 4410091358235



Options :
4410095365095.




4410095365096.




4410095365097.




4410095365098.




Question Number : 99 Question Id : 4410091376188
The density of water is equal to 1000 Kg/m3 and acceleration due to gravity is 10 m/s2. If the pressure head is 3 m at a point in water flowing in a pipe, what is
the pressure in terms of KPa?
Options :
4410095436312.       30
4410095436313.       40
4410095436314.       50
4410095436315.       60


Question Number : 99 Question Id : 4410091376188




Options :
4410095436312.
30
4410095436313.
40
4410095436314.
50
4410095436315.
60
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 44 of 87
Page 44 of 87
Text of page 44
Question Number : 100 Question Id : 4410091389050
Which of the following principles is used to measure discharge of fluid through orifice-meter?
Options :
4410095486593.      Pascal law
4410095486594.      Bernoulli equation
4410095486595.      Chezy equation
4410095486596.      Navier-Stoke equation


Question Number : 100 Question Id : 4410091389050



Options :

4410095486593.



4410095486594.



4410095486595.



4410095486596.



Question Number : 101 Question Id : 4410091363873
Which of the following represents the hydraulic gradient line in fluid flow?
Options :
4410095387418.      Pressure head + Velocity head
4410095387419.      Velocity head + Datum head
4410095387420.      Pressure head + Datum head
4410095387421.      Velocity head + Frictional losses


Question Number : 101 Question Id : 4410091363873



Options :

4410095387418.



4410095387419.



4410095387420.



4410095387421.



Question Number : 102 Question Id : 4410091369246
The Bernoulli equation is applicable to __________.
Options :
4410095408438.      steady and incompressible flow
4410095408439.      unsteady and compressible flow
4410095408440.      viscous and unsteady flow
4410095408441.      unsteady and incompressible flow


Question Number : 102 Question Id : 4410091369246


Options :

4410095408438.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 45 of 87
Page 45 of 87
Text of page 45
4410095408439.



4410095408440.



4410095408441.



Question Number : 103 Question Id : 4410091369311
In a fluid flow, the ratio of inertia force to the viscous force is called:
Options :
4410095408698.        Prandtl number
4410095408699.        Euler number
4410095408700.        Mach number
4410095408701.        Reynold number


Question Number : 103 Question Id : 4410091369311



Options :

4410095408698.



4410095408699.



4410095408700.



4410095408701.



Question Number : 104 Question Id : 4410091370003
A water jet, with cross sectional area of 0.001 m2, strikes a flat vertical stationary plate normally with a velocity of 20m/s. The density of water is 1000kg/m3.
The force exerted by the jet in the direction of flow is:
Options :
4410095411461.        200 N
4410095411462.        300 N
4410095411463.        400 N
4410095411464.        500 N


Question Number : 104 Question Id : 4410091370003




Options :

4410095411461.



4410095411462.


4410095411463.



4410095411464.



Question Number : 105 Question Id : 4410091376275
A plane, flat body having surface area 'A' is immersed in a liquid, and its centre of gravity is 'x' units below the free surface of the liquid. If the density of liquid
is ' ' and 'g' is the acceleration due to gravity, the total pressure (Hydrostatic force) acting on the body is:
Options :
4410095436660.
4410095436661.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 46 of 87
Page 46 of 87
Text of page 46
4410095436662.
4410095436663.


Question Number : 105 Question Id : 4410091376275




Options :
4410095436660.
4410095436661.
4410095436662.
4410095436663.


Question Number : 106 Question Id : 4410091383867
The radial inward flow reaction turbine that is used for medium head range of 60 m to 300 m is called:
Options :
4410095466228.       Kaplan turbine
4410095466229.       Francis turbine
4410095466230.       Cross flow turbine
4410095466231.       Pelton turbine


Question Number : 106 Question Id : 4410091383867




Options :


4410095466228.



4410095466229.



4410095466230.



4410095466231.



Question Number : 107 Question Id : 4410091389117
The coefficient of discharge of a venturi meter is defined by:
Options :
4410095486857.       the ratio of actual velocity to theoretical velocity of fluid
4410095486858.       the ratio of actual discharge to theoretical discharge of fluid
4410095486859.       the ratio of theoretical discharge to actual discharge of fluid
4410095486860.       the ratio of theoretical velocity to actual velocity of fluid


Question Number : 107 Question Id : 4410091389117


Options :
4410095486857.




4410095486858.



4410095486859.



4410095486860.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 47 of 87
Page 47 of 87
Text of page 47
Question Number : 108 Question Id : 4410091373324
A bourdon pressure gauge is used to measure _________.
Options :
4410095424719.      local atmospheric pressure
4410095424720.      standard pressure at sea level
4410095424721.      gauge pressure
4410095424722.      absolute pressure


Question Number : 108 Question Id : 4410091373324



Options :


4410095424719.

4410095424720.




4410095424721.



4410095424722.



Question Number : 109 Question Id : 4410091389498
Which of the following compressors is an intermittent flow type positive displacement compressor?
Options :
4410095488377.      Centrifugal compressor
4410095488378.      Reciprocating compressor
4410095488379.      Axial compressor
4410095488380.      Radial compressor


Question Number : 109 Question Id : 4410091389498




Options :


4410095488377.



4410095488378.



4410095488379.


4410095488380.



Question Number : 110 Question Id : 4410091389566
Which of the following is NOT a function of compressed air?
Options :
4410095488657.      Compressed air is used in vehicle tires.
4410095488658.      Compressed air is used in turbine and propulsion units.
4410095488659.      Compressed air is used to power hydraulic press.
4410095488660.      Compressed air is used in pneumatic brakes.


Question Number : 110 Question Id : 4410091389566


Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 48 of 87
Page 48 of 87
Text of page 48
4410095488657.



4410095488658.



4410095488659.



4410095488660.



Question Number : 111 Question Id : 4410091392502
The compressor that has rows of rotor and stator blades and air flows parallel to the axis of rotation is called a:
Options :
4410095499592.       reciprocating compressor
4410095499593.       centrifugal compressor
4410095499594.       rotary screw compressor
4410095499595.       axial flow compressor


Question Number : 111 Question Id : 4410091392502



Options :

4410095499592.



4410095499593.



4410095499594.



4410095499595.



Question Number : 112 Question Id : 4410091396679
Find the pressure ratio of a compressor if the suction pressure is 100 KPa and the delivery pressure is 800 KPa.
Options :
4410095516368.       0.8
4410095516369.       8
4410095516370.       1
4410095516371.       0.1


Question Number : 112 Question Id : 4410091396679



Options :
4410095516368.
0.8
4410095516369.
8
4410095516370.
1
4410095516371.
0.1


Question Number : 113 Question Id : 4410091400495
In a regenerative Rankine cycle, the steam extracted from the steam turbine is used to:
Options :
4410095531672.       Preheat the fuel before it is burned in boiler
4410095531673.       Power the feed pump and increase pressure of steam
4410095531674.       Preheat the feed water before it enters the boiler
4410095531675.       Reheat the steam between turbine stages
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 49 of 87
Page 49 of 87
Text of page 49
Question Number : 113 Question Id : 4410091400495


Options :
4410095531672.




4410095531673.




4410095531674.




4410095531675.




Question Number : 114 Question Id : 4410091397115
Among the following thermodynamic processes, which one requires the absolute minimum theoretical work input to compress a gas between two specified
pressures?
Options :
4410095518108.      Isochoric process
4410095518109.      Adiabatic process
4410095518110.      Polytropic process
4410095518111.      Isothermal process


Question Number : 114 Question Id : 4410091397115



Options :
4410095518108.




4410095518109.




4410095518110.




4410095518111.




Question Number : 115 Question Id : 4410091365459
Constant choke carburetors include which of the following types?
Options :
4410095393428.      Solex and Zenith carburetors
4410095393429.      SU and Carter carburetors
4410095393430.      Multiple venturi carburetors
4410095393431.      Multiple jet carburetors
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 50 of 87
Page 50 of 87
Text of page 50
Question Number : 115 Question Id : 4410091365459



Options :


4410095393428.



4410095393429.


4410095393430.




4410095393431.




Question Number : 116 Question Id : 4410091365488
The starting system mainly has how many circuits?
Options :
4410095393544.      One – starter circuit
4410095393545.      Two – starter circuit and control circuit
4410095393546.      Three – starter, control, and ignition circuits
4410095393547.      Four – starter, control, ignition, and fuel circuits


Question Number : 116 Question Id : 4410091365488



Options :


4410095393544.




4410095393545.



4410095393546.



4410095393547.



Question Number : 117 Question Id : 4410091401010
Which of the following vehicles typically uses air cooling system to dissipate the excess heat?
Options :
4410095533621.      Small scooters or motorcycles
4410095533622.      Large commercial trucks
4410095533623.      Sports and racing cars
4410095533624.      Passenger vehicles


Question Number : 117 Question Id : 4410091401010


Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 51 of 87
Page 51 of 87
Text of page 51
4410095533621.




4410095533622.




4410095533623.




4410095533624.




Question Number : 118 Question Id : 4410091365429
The cetane number of a diesel fuel is a measure of:
Options :
4410095393308.       the resistance of the fuel to knocking
4410095393309.       the tendency of the fuel to auto ignite
4410095393310.       the volatility of the fuel
4410095393311.       the calorific value of the fuel


Question Number : 118 Question Id : 4410091365429




Options :


4410095393308.




4410095393309.




4410095393310.



4410095393311.



Question Number : 119 Question Id : 4410091365444
Fuel filters in modern fuel injection systems are typically made of:
Options :
4410095393368.       a coarse metal mesh
4410095393369.       cotton wool
4410095393370.       ceramic
4410095393371.       a fine nylon mesh or pleated paper


Question Number : 119 Question Id : 4410091365444



Options :


4410095393368.




4410095393369.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 52 of 87
Page 52 of 87
Text of page 52
4410095393370.



4410095393371.



Question Number : 120 Question Id : 4410091365441
Why is the injector spray directed onto the back of the intake valve?
Options :
4410095393356.        To lubricate the valve
4410095393357.        To enhance fuel evaporation and help cool the valve
4410095393358.        To prevent valve carbonisation
4410095393359.        To reduce noise


Question Number : 120 Question Id : 4410091365441




Options :


4410095393356.




4410095393357.



4410095393358.


4410095393359.



Question Number : 121 Question Id : 4410091365654
In a two-stroke engine, the power stroke is obtained in:
Options :
4410095394215.        one revolution of the crankshaft
4410095394216.        two revolutions of the crankshaft
4410095394217.        three revolutions of the crankshaft
4410095394218.        half a revolution of the crankshaft


Question Number : 121 Question Id : 4410091365654
ટુ -સ્ટ્રોક એન્જિનમાં, પાવર સ્ટ્રોક __________ માં પ્રાપ્ત થાય છે.


Options :

4410095394215.



4410095394216.



4410095394217.



4410095394218.



Question Number : 122 Question Id : 4410091361161
In an air standard diesel cycle, heat addition takes place at constant _________.
Options :
4410095376715.        volume
4410095376716.        temperature
4410095376717.        entropy
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 53 of 87
Page 53 of 87
Text of page 53
4410095376718.     pressure


Question Number : 122 Question Id : 4410091361161
એર સ્ટાન્ડર્ડ ડીઝલ ચક્રમાં, અચળ (constant) ____________ પર થાય છે.
Options :
4410095376715.




4410095376716.




4410095376717.




4410095376718.




Question Number : 123 Question Id : 4410091365678
Which statement about the common rail system is correct?
Options :
4410095394311.     Each injector has its own dedicated fuel pump.
4410095394312.     A high-pressure pump delivers fuel to a common header.
4410095394313.     Fuel is injected only when exhaust valve is open.
4410095394314.     Fuel is supplied at low pressure and boosted by the injector.


Question Number : 123 Question Id : 4410091365678



Options :

4410095394311.

4410095394312.




4410095394313.




4410095394314.




Question Number : 124 Question Id : 4410091365686
What is the main difference between a dumper and a dump truck?
Options :
4410095394343.     Dumpers have a shorter wheelbase and are used off-road.
4410095394344.     Dumpers can only tip sideways.
4410095394345.     Dumpers cannot carry bulk material.
4410095394346.     Dumpers are used for liquid transport.


Question Number : 124 Question Id : 4410091365686


Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 54 of 87
Page 54 of 87
Text of page 54
4410095394343.

4410095394344.




4410095394345.




4410095394346.




Question Number : 125 Question Id : 4410091365856
In a cascade refrigeration system, the heat rejected by the Low Temperature (LT) side evaporator is absorbed by:
Options :
4410095395015.      the surroundings
4410095395016.      the Low Temperature (LT) side condenser
4410095395017.      the High Temperature (HT) side evaporator
4410095395018.      the expansion valve


Question Number : 125 Question Id : 4410091365856




Options :
4410095395015.




4410095395016.




4410095395017.

4410095395018.




Question Number : 126 Question Id : 4410091365902
What is the main risk if saturated liquid enters the expansion valve without subcooling?
Options :
4410095395199.      Overheating the condenser
4410095395200.      Formation of liquid–vapor mixture and unstable flow
4410095395201.      Increased coefficient of performance (COP)
4410095395202.      Reduced compressor power consumption


Question Number : 126 Question Id : 4410091365902



Options :


4410095395199.


4410095395200.



4410095395201.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 55 of 87
Page 55 of 87
Text of page 55
4410095395202.



Question Number : 127 Question Id : 4410091365853
What type of compression is carried out in the Bell-Coleman cycle?
Options :
4410095395003.      Isentropic compression
4410095395004.      Isothermal compression
4410095395005.      Isobaric compression
4410095395006.      Adiabatic compression with heat loss


Question Number : 127 Question Id : 4410091365853



Options :

4410095395003.



4410095395004.



4410095395005.

4410095395006.




Question Number : 128 Question Id : 4410091365877
In an electrolux refrigerator, the liquid refrigerant ammonia evaporates when exposed to which inert atmosphere?
Options :
4410095395099.      Nitrogen gas
4410095395100.      Oxygen gas
4410095395101.      Carbon dioxide gas
4410095395102.      Hydrogen gas


Question Number : 128 Question Id : 4410091365877




Options :

4410095395099.


4410095395100.


4410095395101.



4410095395102.



Question Number : 129 Question Id : 4410091365883
In an absorption refrigeration system, what happens to the refrigerant vapour leaving the evaporator?
Options :
4410095395123.      It is compressed mechanically by a compressor.
4410095395124.      It is absorbed by a weak solution, forming a strong solution.
4410095395125.      It is directly rejected to the surroundings.
4410095395126.      It mixes with high-pressure vapour in the condenser.


Question Number : 129 Question Id : 4410091365883
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 56 of 87
Page 56 of 87
Text of page 56
Options :

4410095395123.



4410095395124.



4410095395125.


4410095395126.



Question Number : 130 Question Id : 4410091365828
How does the air get dehumidified in a rotating drum system?
Options :
4410095394903.      By passing over a cold coil
4410095394904.      By mixing with dry outdoor air
4410095394905.      By direct condensation on metal surfaces
4410095394906.      By passing over a ribbon coated with silica gel


Question Number : 130 Question Id : 4410091365828



Options :
4410095394903.




4410095394904.


4410095394905.


4410095394906.



Question Number : 131 Question Id : 4410091365860
What is the main advantage of using two different refrigerants in a cascade refrigeration system?

Options :
4410095395031.      To use low-normal boiling point (NBP) refrigerant on the low-temp side and high-NBP refrigerant on the high-temp side
4410095395032.      To lower the temperature of the surrounding air efficiently and improve overall heat rejection
4410095395033.      To allow compressors to operate at higher speeds safely without risk of mechanical issues
4410095395034.      To remove the need for expansion devices in the refrigeration system and simplify operation


Question Number : 131 Question Id : 4410091365860



Options :




4410095395031.

4410095395032.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 57 of 87
Page 57 of 87
Text of page 57
4410095395033.



4410095395034.



Question Number : 132 Question Id : 4410091365890
In the absorption system, which components are common with the mechanical vapour compression system?
Options :
4410095395151.      Absorber, pump, generator
4410095395152.      Preheating heat exchanger, pressure reduction valve
4410095395153.      Cooling tower and generator
4410095395154.      Condenser, expansion valve, evaporator


Question Number : 132 Question Id : 4410091365890




Options :

4410095395151.



4410095395152.


4410095395153.


4410095395154.



Question Number : 133 Question Id : 4410091365733
The main difference between like and unlike parallel forces is:
Options :
4410095394523.      Magnitude of the forces
4410095394524.      Point of application
4410095394525.      Whether they are concurrent
4410095394526.      Direction of the forces


Question Number : 133 Question Id : 4410091365733



Options :
4410095394523.




4410095394524.




4410095394525.




4410095394526.



Question Number : 134 Question Id : 4410091365801
Kinetic energy of a body is defined as:
Options :
4410095394795.      Energy possessed due to its position in space
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 58 of 87
Page 58 of 87
Text of page 58
4410095394796.       Energy possessed due to its mass and velocity of motion
4410095394797.       Energy stored in a stretched or compressed spring
4410095394798.       Energy lost due to friction or resistance


Question Number : 134 Question Id : 4410091365801


Options :
4410095394795.




4410095394796.




4410095394797.




4410095394798.




Question Number : 135 Question Id : 4410091365715
In the analysis of a perfect frame, the loads are assumed to be:
Options :
4410095394451.       Applied at the joints only
4410095394452.       Applied at the mid-span of members
4410095394453.       Distributed uniformly over members
4410095394454.       Applied along the diagonals


Question Number : 135 Question Id : 4410091365715



Options :
4410095394451.




4410095394452.




4410095394453.




4410095394454.



Question Number : 136 Question Id : 4410091365749
The free-body diagram in general plane motion is used to:
Options :
4410095394587.       Represent the velocity of the body and its motion
4410095394588.       Show the externally applied forces and points of application
4410095394589.       Indicate the acceleration of the body in motion
4410095394590.       Represent the angular displacement of the body
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 59 of 87
Page 59 of 87
Text of page 59
Question Number : 136 Question Id : 4410091365749




Options :
4410095394587.




4410095394588.




4410095394589.




4410095394590.




Question Number : 137 Question Id : 4410091365793
The Work-Energy Theorem states that:
Options :
4410095394763.       Work done on a body is equal to the force applied to it
4410095394764.       Work done is always zero if the body moves along a circle
4410095394765.       Work done is equal to the mass of the moving body
4410095394766.       Work done by all forces equals the change in the body’s kinetic energy


Question Number : 137 Question Id : 4410091365793



Options :
4410095394763.




4410095394764.

4410095394765.




4410095394766.



Question Number : 138 Question Id : 4410091365767
For two interacting particles "a" and "b" with no external forces acting on the system, the change in linear momentum of particle 'a' is:
Options :
4410095394659.       Equal to the change in momentum of particle 'b'
4410095394660.       The negative of the change in momentum of particle 'b'
4410095394661.       Independent of particle 'b
4410095394662.       Zero always


Question Number : 138 Question Id : 4410091365767




Options :
4410095394659.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 60 of 87
Page 60 of 87
Text of page 60
4410095394660.




4410095394661.




4410095394662.




Question Number : 139 Question Id : 4410091365773
The direction of angular momentum is determined by:
Options :
4410095394683.       Right-hand rule
4410095394684.       Left-hand rule
4410095394685.       The direction of velocity only
4410095394686.       The direction of acceleration only


Question Number : 139 Question Id : 4410091365773



Options :
4410095394683.




4410095394684.




4410095394685.




4410095394686.




Question Number : 140 Question Id : 4410091365741
The quantity that measures the inertia of a body in linear motion is:
Options :
4410095394555.       Force (P)
4410095394556.       Mass (M)
4410095394557.       Linear momentum (Mv)
4410095394558.       Linear kinetic energy


Question Number : 140 Question Id : 4410091365741



Options :


4410095394555.



4410095394556.

4410095394557.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 61 of 87
Page 61 of 87
Text of page 61
4410095394558.



Question Number : 141 Question Id : 4410091409777
The shear force at both support of a simply supported beam subjected to a point load (P) at mid span is:
Options :
4410095568003.      P/2
4410095568004.      P
4410095568005.      Zero
4410095568006.      P/4


Question Number : 141 Question Id : 4410091409777


Options :
4410095568003.      P/2

4410095568004.
P
4410095568005.




4410095568006.      P/4



Question Number : 142 Question Id : 4410091369071
How much bending moment occurs at the centre of a 5 metre simply supported beam with a 15 kN point load placed exactly in the middle?
Options :
4410095407740.      0 Nm
4410095407741.      30 Nm
4410095407742.      15 kNm
4410095407743.      18.75 kN-m


Question Number : 142 Question Id : 4410091369071




Options :


4410095407740.



4410095407741.



4410095407742.

4410095407743.




Question Number : 143 Question Id : 4410091395832
The shear force between two point loads in the absence of any other load between these points on a simply supported beam is:
Options :
4410095513004.      constant
4410095513005.      linear
4410095513006.      parabolic
4410095513007.      zero


Question Number : 143 Question Id : 4410091395832
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 62 of 87
Page 62 of 87
Text of page 62
Options :


4410095513004.



4410095513005.



4410095513006.


4410095513007.



Question Number : 144 Question Id : 4410091406294
The polar moment of inertia for a solid circular shaft is:
Options :
4410095554311.

4410095554312.

4410095554313.

4410095554314.



Question Number : 144 Question Id : 4410091406294



Options :
4410095554311.

4410095554312.

4410095554313.

4410095554314.



Question Number : 145 Question Id : 4410091406297
What material property most influences the torsional rigidity of a shaft?
Options :
4410095554323.       Young’s modulus
4410095554324.       Shear modulus
4410095554325.       Poisson's ratio
4410095554326.       Yield strength


Question Number : 145 Question Id : 4410091406297



Options :

4410095554323.


4410095554324.


4410095554325.


4410095554326.



Question Number : 146 Question Id : 4410091410484
For a simply supported beam subjected to a uniform distributed load, the deflection at the midpoint is:
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 63 of 87
Page 63 of 87
Text of page 63
Options :
4410095570902.

4410095570903.

4410095570904.

4410095639502.



Question Number : 146 Question Id : 4410091410484


Options :
4410095570902.


4410095570903.

4410095570904.

4410095639502.



Question Number : 147 Question Id : 4410091406308
For two shafts of equal length, same material and diameters 40 mm and 60 mm, find the ratio K1/K2 of their torsional rigidities.
Options :
4410095554367.      4:9
4410095554368.      16 : 81
4410095554369.      1:3
4410095554370.      1:5


Question Number : 147 Question Id : 4410091406308



Options :
4410095554367.      4:9

4410095554368.      16 : 81

4410095554369.      1:3
4410095554370.      1:5



Question Number : 148 Question Id : 4410091384690
In a Universal Testing Machine, the crosshead displacement occurs in which axis?
Options :
4410095469519.      Up and down
4410095469520.      Sideways
4410095469521.      Rotationally
4410095469522.      Fixed


Question Number : 148 Question Id : 4410091384690



Options :
4410095469519.




4410095469520.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 64 of 87
Page 64 of 87
Text of page 64
4410095469521.




4410095469522.




Question Number : 149 Question Id : 4410091408001
What is the effective length factor for a column with one end fixed and the other free?
Options :
4410095560998.       1
4410095560999.       0.7
4410095561000.       2
4410095561001.       4


Question Number : 149 Question Id : 4410091408001


Options :
4410095560998.
1
4410095560999.
0.7
4410095561000.
2
4410095561001.
4


Question Number : 150 Question Id : 4410091384743
The size of the Rockwell indentation is inversely related to:
Options :
4410095469731.       Softer material
4410095469732.       Harder material
4410095469733.       Equal hardness
4410095469734.       Rough surface


Question Number : 150 Question Id : 4410091384743



Options :
4410095469731.




4410095469732.




4410095469733.




4410095469734.




Question Number : 151 Question Id : 4410091362000
Which follower gives accurate motion but high wear?
Options :
4410095379920.       Knife-edge
4410095379921.       Roller
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 65 of 87
Page 65 of 87
Text of page 65
4410095379922.       Flat-faced
4410095379923.       Mushroom


Question Number : 151 Question Id : 4410091362000


Options :
4410095379920.




4410095379921.




4410095379922.




4410095379923.




Question Number : 152 Question Id : 4410091364109
A flywheel's stored energy can be calculated using:

Where I is moment of inertia, m is mass , v is velocity and ω is angular velocity of flywheel
Options :
4410095388374.       ½ mv²
4410095388375.       ½ Iω²
4410095388376.       Iω
4410095388377.       I²ω


Question Number : 152 Question Id : 4410091364109




Options :


4410095388374.



4410095388375.



4410095388376.


4410095388377.



Question Number : 153 Question Id : 4410091362018
For a cam moving its follower at constant speed, the velocity diagram is a:
Options :
4410095379988.       rectangle
4410095379989.       triangle
4410095379990.       parabola
4410095379991.       curve
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 66 of 87
Page 66 of 87
Text of page 66
Question Number : 153 Question Id : 4410091362018



Options :
4410095379988.




4410095379989.




4410095379990.




4410095379991.




Question Number : 154 Question Id : 4410091361117
The combined function of flywheel and governor is to ensure:
Options :
4410095376543.      uniform and controlled speed
4410095376544.      increased engine torque
4410095376545.      reduced temperature
4410095376546.      no vibration


Question Number : 154 Question Id : 4410091361117


Options :
4410095376543.




4410095376544.




4410095376545.




4410095376546.




Question Number : 155 Question Id : 4410091376771
A free particle has how many degrees of freedom?
Options :
4410095438635.      1
4410095438636.      2
4410095438637.      3
4410095438638.      6


Question Number : 155 Question Id : 4410091376771



Options :
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 67 of 87
Page 67 of 87
Text of page 67
4410095438635.
1
4410095438636.
2
4410095438637.
3
4410095438638.
6


Question Number : 156 Question Id : 4410091367605
Velocity of slider in slider-crank mechanism is maximum at:
Options :
4410095401853.      Dead centres
4410095401854.      Near Mid-stroke
4410095401855.      Start
4410095401856.      End


Question Number : 156 Question Id : 4410091367605




Options :


4410095401853.

4410095401854.




4410095401855.




4410095401856.




Question Number : 157 Question Id : 4410091376772
The floating link in a four-bar mechanism is called:
Options :
4410095438647.      Crank
4410095438648.      Frame
4410095438649.      Coupler
4410095438650.      Rocker


Question Number : 157 Question Id : 4410091376772



Options :
4410095438647.




4410095438648.




4410095438649.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 68 of 87
Page 68 of 87
Text of page 68
4410095438650.




Question Number : 158 Question Id : 4410091365983
Which joint connects the gearbox to the propeller shaft?
Options :
4410095395523.      Universal joint
4410095395524.      Oldham’s coupling
4410095395525.      Gear coupling
4410095395526.      Sleeve joint


Question Number : 158 Question Id : 4410091365983



Options :
4410095395523.




4410095395524.




4410095395525.




4410095395526.




Question Number : 159 Question Id : 4410091370385
Select the feature that is NOT enhanced by the cyaniding process.
Options :
4410095412988.      Improved wear resistance
4410095412989.      Enhanced surface hardness
4410095412990.      Reduced internal stresses
4410095412991.      Increased corrosion resistance


Question Number : 159 Question Id : 4410091370385


Options :


4410095412988.



4410095412989.


4410095412990.



4410095412991.



Question Number : 160 Question Id : 4410091407771
Which alloying element enhances the toughness of high-speed steel?
Options :
4410095560102.      Vanadium
4410095560103.      Cobalt
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 69 of 87
Page 69 of 87
Text of page 69
4410095560104.      Molybdenum
4410095560105. Carbon
Note: For this question, ambiguity is found in question/answer. Candidate will get full marks for this question if any of the correct options are chosen.


Question Number : 160 Question Id : 4410091407771



Options :

4410095560102.


4410095560103.


4410095560104.


4410095560105.

Note: For this question, ambiguity is found in question/answer. Candidate will get full marks for this question if any of the correct options are chosen.


Question Number : 161 Question Id : 4410091389990
The main objective of super-alloy development is:
Options :
4410095490336.      electrical conductivity
4410095490337.      creep resistance
4410095490338.      corrosion
4410095490339.      magnetic properties


Question Number : 161 Question Id : 4410091389990



Options :


4410095490336.



4410095490337.



4410095490338.



4410095490339.



Question Number : 162 Question Id : 4410091392190
The function of alloying vanadium in high-speed steel is to enhance:
Options :
4410095498460.      hardness and grain refinement
4410095498461.      softness
4410095498462.      malleability
4410095498463.      oxidation


Question Number : 162 Question Id : 4410091392190



Options :


4410095498460.



4410095498461.



4410095498462.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 70 of 87
Page 70 of 87
Text of page 70
4410095498463.



Question Number : 163 Question Id : 4410091405034
The phase diagram of an isomorphous system presents:
Options :
4410095549316.     single solid solution
4410095549317.     eutectic structure
4410095549318.     peritectic reaction
4410095549319.     immiscible phases


Question Number : 163 Question Id : 4410091405034



Options :


4410095549316.



4410095549317.



4410095549318.


4410095549319.



Question Number : 164 Question Id : 4410091405579
Cleavage fracture is most commonly observed in which type of materials?
Options :
4410095551448.     Highly ductile metals
4410095551449.     Amorphous polymers
4410095551450.     Brittle crystalline materials
4410095551451.     Elastomers


Question Number : 164 Question Id : 4410091405579




Options :


4410095551448.


4410095551449.



4410095551450.



4410095551451.



Question Number : 165 Question Id : 4410091370411
The purpose of hardening tool steels is to:
Options :
4410095413093.     reduce strength
4410095413094.     increase machinability
4410095413095.     improve wear resistance
4410095413096.     improve corrosion resistance


Question Number : 165 Question Id : 4410091370411
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 71 of 87
Page 71 of 87
Text of page 71
Options :

4410095413093.



4410095413094.


4410095413095.



4410095413096.



Question Number : 166 Question Id : 4410091370448
Normalising improves machinability because it:
Options :
4410095413236.      hardens metal
4410095413237.      refines grains
4410095413238.      removes impurities
4410095413239.      increases carbon


Question Number : 166 Question Id : 4410091370448


Options :

4410095413236.


4410095413237.



4410095413238.


4410095413239.



Question Number : 167 Question Id : 4410091390000
Which property mainly affects impact strength?
Options :
4410095490373.      Grain size
4410095490374.      Density
4410095490375.      Porosity
4410095490376.      Thermal conductivity


Question Number : 167 Question Id : 4410091390000


Options :


4410095490373.



4410095490374.

4410095490375.




4410095490376.



Question Number : 168 Question Id : 4410091405715
What is a major safety concern during radiographic testing?
Options :
4410095551955.      High noise levels
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 72 of 87
Page 72 of 87
Text of page 72
4410095551956.     Toxic fumes
4410095551957.      Exposure to ionising radiation
4410095551958.      Magnetic interference


Question Number : 168 Question Id : 4410091405715



Options :


4410095551955.



4410095551956.


4410095551957.



4410095551958.



Question Number : 169 Question Id : 4410091405772
Which of the following is NOT a desired property of a good gating system?
Options :
4410095552175.      Smooth and uniform flow of molten metal
4410095552176.      Minimisation of turbulence
4410095552177.      Quick solidification before filling the cavity
4410095552178.      Easy removal after casting


Question Number : 169 Question Id : 4410091405772



Options :

4410095552175.


4410095552176.


4410095552177.



4410095552178.



Question Number : 170 Question Id : 4410091405802
Which moulding method uses a reusable metal mould for high-volume production?
Options :
4410095552319.      Shell moulding
4410095552320.      Die casting
4410095552321.      Sand casting
4410095552322.      Investment casting


Question Number : 170 Question Id : 4410091405802



Options :

4410095552319.


4410095552320.


4410095552321.


4410095552322.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 73 of 87
Page 73 of 87
Text of page 73
Question Number : 171 Question Id : 4410091405902
In open-die forging, the metal is:
Options :
4410095552783.       completely enclosed in the die
4410095552784.       subjected to impact without dies
4410095552785.       compressed between flat or simple dies
4410095552786.       heated in a closed chamber


Question Number : 171 Question Id : 4410091405902



Options :

4410095552783.



4410095552784.



4410095552785.


4410095552786.



Question Number : 172 Question Id : 4410091412386
Which gas is commonly used as a shielding gas in metal inert gas (MIG) welding?
Options :
4410095578576.       Pure carbon dioxide (CO₂)
4410095578577.       Oxygen
4410095578578.      Argon (or Argon mix)
4410095578579.       Nitrogen


Question Number : 172 Question Id : 4410091412386


Options :

4410095578576.


4410095578577.


4410095578578.


4410095578579.



Question Number : 173 Question Id : 4410091405872
In Naval Research Laboratory (NRL) riser design charts, the solidification characteristics of a casting are represented using:
Options :
4410095552655.       thermal conductivity
4410095552656.       shape factor
4410095552657.       shrinkage factor
4410095552658.       draft angle


Question Number : 173 Question Id : 4410091405872



Options :

4410095552655.


4410095552656.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 74 of 87
Page 74 of 87
Text of page 74
4410095552657.


4410095552658.



Question Number : 174 Question Id : 4410091405910
Which type of bending involves pressing the sheet into a die cavity using a punch?
Options :
4410095552815.      Roll bending
4410095552816.      Wipe bending
4410095552817.      V-bending
4410095552818.      Air bending


Question Number : 174 Question Id : 4410091405910


Options :

4410095552815.


4410095552816.


4410095552817.


4410095552818.



Question Number : 175 Question Id : 4410091412427
In Shielded Metal Arc Welding (SMAW), the electrode serves which of the following purposes?
Options :
4410095578736.      Only provides shielding gas
4410095578737.      Only provides arc initiation
4410095578738.      Acts as both filler metal and conductor
4410095578739.      Only melts the base metal


Question Number : 175 Question Id : 4410091412427


Options :
4410095578736.


4410095578737.


4410095578738.


4410095578739.



Question Number : 176 Question Id : 4410091412694
Excessive weld spatter is usually caused by:
Options :
4410095579824.      using a low welding current setting
4410095579825.      high welding current or incorrect arc gap
4410095579826.      applying too much welding flux material
4410095579827.      moving the torch with very slow travel speed


Question Number : 176 Question Id : 4410091412694


Options :

4410095579824.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 75 of 87
Page 75 of 87
Text of page 75
4410095579825.


4410095579826.


4410095579827.



Question Number : 177 Question Id : 4410091412765
What happens if the abrasive particle size is too large in Abrasive Jet Machining?
Options :
4410095580108.      Increased surface finish quality
4410095580109.      Reduced material removal rate
4410095580110.      No effect
4410095580111.      Damage to the nozzle and poor surface finish


Question Number : 177 Question Id : 4410091412765


Options :
4410095580108.




4410095580109.




4410095580110.




4410095580111.




Question Number : 178 Question Id : 4410091412793
Electrical Discharge Machining (EDM) is particularly suitable for:
Options :
4410095580216.      Producing simple shapes quickly
4410095580217.      Machining complex and intricate shapes in hard materials
4410095580218.      High-speed milling of soft metals
4410095580219.      Joining two metals


Question Number : 178 Question Id : 4410091412793


Options :
4410095580216.




4410095580217.




4410095580218.




4410095580219.




Question Number : 179 Question Id : 4410091413037
If the maximum material condition (MMC) of a shaft exceeds the minimum material condition (LMC) of the mating hole, the resulting fit is:
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 76 of 87
Page 76 of 87
Text of page 76
Options :
4410095581171.    clearance fit
4410095581172.    interference fit
4410095581173.    transition fit
4410095581174.    loose fit


Question Number : 179 Question Id : 4410091413037



Options :

4410095581171.


4410095581172.



4410095581173.


4410095581174.



Question Number : 180 Question Id : 4410091417153
The lead error in thread measurement is caused by:
Options :
4410095597535.    worn-out micrometer spindle
4410095597536.    incorrect measurement of pitch diameter
4410095597537.    variation in axial advancement per revolution
4410095597538.    deviation in minor diameter


Question Number : 180 Question Id : 4410091417153


Options :

4410095597535.


4410095597536.


4410095597537.


4410095597538.



Question Number : 181 Question Id : 4410091413199
In a multi-gauging setup, inspection is:
Options :
4410095581807.    performed randomly
4410095581808.    sequential for each dimension
4410095581809.    conducted for all critical dimensions at once
4410095581810.    done after assembly only


Question Number : 181 Question Id : 4410091413199


Options :

4410095581807.


4410095581808.



4410095581809.


4410095581810.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 77 of 87
Page 77 of 87
Text of page 77
Question Number : 182 Question Id : 4410091417101
Clinometers measure angles of:
Options :
4410095597311.    taper and curvature
4410095597312.    slope or inclination relative to the horizontal plane
4410095597313.    internal threads
4410095597314.    angular displacement in gears


Question Number : 182 Question Id : 4410091417101


Options :

4410095597311.


4410095597312.


4410095597313.


4410095597314.



Question Number : 183 Question Id : 4410091417182
Thread micrometers are classified based on:
Options :
4410095597655.    the material of the anvil
4410095597656.    the thread angle (e.g., 55°, 60°)
4410095597657.    the length of the micrometer
4410095597658.    the type of spindle screw only


Question Number : 183 Question Id : 4410091417182



Options :

4410095597655.


4410095597656.


4410095597657.


4410095597658.



Question Number : 184 Question Id : 4410091417200
The output of an electrical comparator is usually:
Options :
4410095597727.    direct reading in millimetres
4410095597728.    a dial reading only
4410095597729.    an electrical signal that can be displayed or recorded
4410095597730.    a mechanical deflection


Question Number : 184 Question Id : 4410091417200


Options :

4410095597727.


4410095597728.


4410095597729.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 78 of 87
Page 78 of 87
Text of page 78
4410095597730.



Question Number : 185 Question Id : 4410091417041
The accuracy of a profile projector depends on:
Options :
4410095597079.      the operator’s eyesight
4410095597080.      the size of the room
4410095597081.      the magnification and optical clarity
4410095597082.      the sound insulation


Question Number : 185 Question Id : 4410091417041


Options :

4410095597079.


4410095597080.


4410095597081.


4410095597082.



Question Number : 186 Question Id : 4410091417092
For checking taper angles on cylindrical parts, which instrument is often used?
Options :
4410095597275.      Bevel protractor
4410095597276.      Sine bar with dial indicator
4410095597277.      Feeler gauge
4410095597278.      Radius gauge


Question Number : 186 Question Id : 4410091417092


Options :

4410095597275.


4410095597276.


4410095597277.


4410095597278.



Question Number : 187 Question Id : 4410091417175
The correction factor in the two-wire method accounts for:
Options :
4410095597627.      thread pitch error only
4410095597628.      cearance between crest and wire
4410095597629.      geometry of the thread and wire placement
4410095597630.      tool wear


Question Number : 187 Question Id : 4410091417175




Options :

4410095597627.


4410095597628.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 79 of 87
Page 79 of 87
Text of page 79
4410095597629.


4410095597630.



Question Number : 188 Question Id : 4410091417056
Which characteristic is NOT measurable using shadow projection?
Options :
4410095597131.     External thread profile
4410095597132.     Gear tooth profile
4410095597133.     Internal cavity depth
4410095597134.     Fillet radius


Question Number : 188 Question Id : 4410091417056


Options :

4410095597131.


4410095597132.


4410095597133.


4410095597134.



Question Number : 189 Question Id : 4410091417380
The development of Numerical Control (NC) was mainly driven by:
Options :
4410095598463.     Decorative industry
4410095598464.     Aerospace and defense requirements for precision parts
4410095598465.     Textile industry only
4410095598466.     Agriculture industry


Question Number : 189 Question Id : 4410091417380


Options :
4410095598463.




4410095598464.




4410095598465.




4410095598466.




Question Number : 190 Question Id : 4410091417414
Which type of output device provides 3D physical models from Computer-Aided Design (CAD) data?
Options :
4410095598599.     2D plotter
4410095598600.     3D printer
4410095598601.     CRT monitor
4410095598602.     Keyboard


Question Number : 190 Question Id : 4410091417414
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 80 of 87
Page 80 of 87
Text of page 80
Options :
4410095598599.


4410095598600.


4410095598601.


4410095598602.



Question Number : 191 Question Id : 4410091430041
Which benefit is associated with performing analysis and validation in CAD/CAE?
Options :
4410095648484.      Increased design cycle due to waiting for physical tests
4410095648485.      Reduced cost from catching errors early
4410095648486.      Less ability to iterate designs
4410095648487.      More material waste


Question Number : 191 Question Id : 4410091430041


Options :
4410095648484.




4410095648485.




4410095648486.




4410095648487.




Question Number : 192 Question Id : 4410091430320
In many CAD courses, three fundamental types of geometric 3D models are taught. Which of the following is NOT among those three?
Options :
4410095649620.      Wireframe model
4410095649621.      Surface model
4410095649622.      Solid model
4410095649623.      Parametric model


Question Number : 192 Question Id : 4410091430320


Options :

4410095649620.


4410095649621.


4410095649622.


4410095649623.



Question Number : 193 Question Id : 4410091435591
In the context of generative Computer Aided Process Planning, the 'inference engine' component refers to:
Options :
4410095670886.      the physical machine tool running the process
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 81 of 87
Page 81 of 87
Text of page 81
4410095670887.      the CAD modeller, responsible for creating, defining, and managing
4410095670888.      the module applied manufacturing rules to define operations
4410095670889.      the operator who inputs the plan manually


Question Number : 193 Question Id : 4410091435591


Options :

4410095670886.


4410095670887.


4410095670888.


4410095670889.



Question Number : 194 Question Id : 4410091435716
VAL (Variable Assembly Language) is a robot programming language primarily used for:
Options :
4410095671370.      FANUC robots
4410095671371.      PUMA robots
4410095671372.      ABB robots
4410095671373.      KUKA robots


Question Number : 194 Question Id : 4410091435716


Options :
4410095671370.




4410095671371.




4410095671372.




4410095671373.




Question Number : 195 Question Id : 4410091435768
What is the first step in formulating a linear programming problem?
Options :
4410095671595.      Identify the decision variables
4410095671596.      Define the objective function
4410095671597.      Determine the constraints
4410095671598.      Specify the feasible region


Question Number : 195 Question Id : 4410091435768


Options :
4410095671595.




4410095671596.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 82 of 87
Page 82 of 87
Text of page 82
4410095671597.




4410095671598.




Question Number : 196 Question Id : 4410091435804
What is the primary purpose of the graphical method in linear programming?
Options :
4410095671751.     To find the optimum for two-variable problems
4410095671752.     To solve problems with more than two variables
4410095671753.     To calculate the objective function
4410095671754.     To formulate the constraints


Question Number : 196 Question Id : 4410091435804


Options :
4410095671751.




4410095671752.




4410095671753.




4410095671754.




Question Number : 197 Question Id : 4410091435851
In the Simplex method, the pivot operation:
Options :
4410095671956.     Replaces a variable in the basis
4410095671957.     Changes the objective function
4410095671958.     Eliminates constraints
4410095671959.     Creates infeasibility


Question Number : 197 Question Id : 4410091435851


Options :
4410095671956.




4410095671957.




4410095671958.




4410095671959.




Question Number : 198 Question Id : 4410091435888
The North-West Corner Method is best suited for:
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 83 of 87
Page 83 of 87
Text of page 83
Options :
4410095672099.      Large-scale transportation problems
4410095672100.      Finding optimal solutions
4410095672101.      Small-scale transportation problems
4410095672102.      Assignment problems


Question Number : 198 Question Id : 4410091435888


Options :
4410095672099.




4410095672100.




4410095672101.




4410095672102.




Question Number : 199 Question Id : 4410091436017
Which algorithm is commonly used to compute the maximum flow in a network?
Options :
4410095672611.      Dijkstra's Algorithm
4410095672612.      Ford-Fulkerson Algorithm
4410095672613.      Kruskal's Algorithm
4410095672614.      Bellman-Ford Algorithm


Question Number : 199 Question Id : 4410091436017


Options :

4410095672611.



4410095672612.


4410095672613.


4410095672614.



Question Number : 200 Question Id : 4410091435778
Which of the following is a characteristic of a linear programming model?
Options :
4410095671643.      The objective function and constraints are non-linear.
4410095671644.      The decision variables are continuous.
4410095671645.      The decision variables are discrete.
4410095671646.      The objective function is quadratic.


Question Number : 200 Question Id : 4410091435778


Options :

4410095671643.


4410095671644.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 84 of 87
Page 84 of 87
Text of page 84
4410095671645.




4410095671646.




Question Number : 201 Question Id : 4410091435972
Vogel’s Approximation Method (VAM) is considered a/an:
Options :
4410095672427.       Exact optimisation method
4410095672428.       Heuristic method
4410095672429.      Approximation method
4410095672430.       Exact algorithm


Question Number : 201 Question Id : 4410091435972


Options :
4410095672427.




4410095672428.




4410095672429.




4410095672430.




Question Number : 202 Question Id : 4410091436123
In an M/M/1 queue, if the arrival rate (λ) is 10 customers per hour and the service rate (μ) is 12 customers per hour, what is the average waiting time in the queue
(Wq)?
Options :
4410095673035.       0.5 hours
4410095673036.       1 hour
4410095673037.       2 hours
4410095673038.       3 hours


Question Number : 202 Question Id : 4410091436123


Options :

4410095673035.


4410095673036.


4410095673037.


4410095673038.



Question Number : 203 Question Id : 4410091436230
Which technology is typically associated with modern mechanical-engineering automation?
Options :
4410095673491.       Pneumatic tools only
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 85 of 87
Page 85 of 87
Text of page 85
4410095673492.     Robots, CNC machines, IoT sensors
4410095673493.     Only manual machines with gauges
4410095673494.     Hydraulic tools only


Question Number : 203 Question Id : 4410091436230



Options :


4410095673491.


4410095673492.



4410095673493.


4410095673494.



Question Number : 204 Question Id : 4410091436254
One major benefit of automation in manufacturing is:
Options :
4410095673587.     Increased human error
4410095673588.     Lower precision
4410095673589.     Increased consistency
4410095673590.     Slower production speed


Question Number : 204 Question Id : 4410091436254


Options :

4410095673587.


4410095673588.


4410095673589.


4410095673590.



Question Number : 205 Question Id : 4410091436315
Which type of robot is most commonly used for welding?
Options :
4410095673831.     SCARA robot
4410095673832.     Articulated robot
4410095673833.     Cartesian robot
4410095673834.     Parallel robot


Question Number : 205 Question Id : 4410091436315



Options :

4410095673831.


4410095673832.


4410095673833.


4410095673834.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 86 of 87
Page 86 of 87
Text of page 86
Question Number : 206 Question Id : 4410091443488
Which renewable source is particularly suited for mountainous regions with rivers?
Options :
4410095702466.      Solar PV
4410095702467.      Wind
4410095702468.      Hydropower
4410095702469.      Biomass


Question Number : 206 Question Id : 4410091443488



Options :

4410095702466.


4410095702467.


4410095702468.



4410095702469.



Question Number : 207 Question Id : 4410091443533
Which property of composites is strongly influenced by the orientation of fibres?
Options :
4410095702654.      Thermal conductivity
4410095702655.      Colour only
4410095702656.      Mechanical stiffness
4410095702657.      Melting point


Question Number : 207 Question Id : 4410091443533



Options :

4410095702654.


4410095702655.


4410095702656.


4410095702657.



Question Number : 208 Question Id : 4410091436330
Which sensor is primarily used for obstacle detection in mobile robots?
Options :
4410095673887.      Encoder
4410095673888.      LIDAR
4410095673889.      Thermocouple
4410095673890.      Potentiometer


Question Number : 208 Question Id : 4410091436330



Options :

4410095673887.



4410095673888.
GSSSB Additional Assistant Engineer 2025 question paper, Additional Assistant Engineer (Mechanical), Class 3, CBRT (Advt. 348/202526), page 87 of 87
Page 87 of 87
Text of page 87
4410095673889.


4410095673890.



Question Number : 209 Question Id : 4410091443505
Which solar collector is most suitable for high‐temperature solar thermal electricity generation?
Options :
4410095702542.       Flat‐plate collector
4410095702543.       Evacuated‐tube collector
4410095702544.       Parabolic trough collector
4410095702545.       Box solar cooker


Question Number : 209 Question Id : 4410091443505



Options :

4410095702542.


4410095702543.


4410095702544.


4410095702545.



Question Number : 210 Question Id : 4410091436340
Which type of robot configuration has linear movement along X, Y, and Z axes?
Options :
4410095673927.       SCARA robot
4410095673928.       Cartesian robot
4410095673929.      Articulated robot
4410095673930.       Cylindrical robot


Question Number : 210 Question Id : 4410091436340



Options :

4410095673927.


4410095673928.


4410095673929.


4410095673930.
Page 1 of 87

Source: Gujarat Subordinate Services Selection Board. Question paper published by Gujarat Subordinate Services Selection Board.

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