DSSSB 2019: 14 July, Section Officer (Electrical)
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M KG-XVII IITECH SO ElIT/04
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No. of Page
Sections Test Components (31) i) ~~ 20 2-5 ~
Questions No.
(A) i) General Awareness 20 2-5 ii)~~mn I~ ~
ii) General Intelligence and <111q)q) <1,'<1<1, 20 6 -11 ,.
Reasoning Ability 20 6-11
iii) ~~~~ 20 12-15 ~
iii) Arithmetical and Numerical Ability 20 12-15
lv) Hindi Language and Comprehension 20 16-17 iv) ~ ~ 3ilnw 20 16 -17 It tt'
v) English Language and Comprehension 20 18-19 v) ~~3fu:~ 20 18-19 ~ ~
(6) Post Specific Subject-Related (Of) ~~~-.t.it:fi1m" 100 20-37 ~
Questions 100 20-37
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Go through Instructtons given In Page No. 40 (Back cover Page)
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Text of page 2
.. .
• 1.
.
"Satyameva Jayate"
SECTION -A
i) General Awareness
- Truth only
MKG-XVmrrECHSOElIT/04
6. Every year "International Day of Yoga" is
Triumphs written in which script? observed on which of the following date?
(A) Brahmi script (A) June, 21 st
(B) Thai script (B) May, 1st
(C) Devanagari script (C) June, 5th
(D) None of the above (D) None of the above
2. Which of the following ministry have 7. Cyclonic Storm Ockhi was a strong
launched O-SMART Scheme? tropical cyclone that devastated parts
(A) Ministry of Skill Development and of Sri Lanka and India. It was the
Entrepreneurship tropical cyclone of which of the following
(B) Ministry of Earth Science sea/ocean?
(C) Ministry of Tribal Affairs (A) Arabian Sea
(D) None of the above (B) Bay of Bengal
3. Internationalday of non violence observed (C) Pacific Ocean
every year on (D) None of the above
(A) October 2 8. Which of the following statement/s
(B) October 23 is/are true about National Green Tribunal -
(C) September 22 (NGT) ?
(D) None of the above (A) NGT set up in 2010 under the NGT
4. "Nomadic Elephant" a joint military Act
exercise was held between which of the (8) It /is a specialized body equipped
following countries? with the necessary expertise to
(A) India and Vietnam handle environmental disputes
(B) India and Mangolia (C) Both the options (A) and (B) are
(C) India and North Korea correct
(D) India and South Korea (D) None of the above
--
; 5. Western Ghat and Eastern Ghat meets 9. What is the minimum age to contest for
in which of the following hills ? Lok Sabha election ?
(A) Cardamom hills (A) Not less than 30 years
(B) Palani hills (8) Not less than 18 years
(C) Nilgiri hills (C) Not less than 25 years
(D) - None of the above (D) None of the above
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MKG-XVlllrreCHSOElIT/04
10. Nobel award-2018 in physics, awarded 16. The national calendar of India based on
to the scientists for their contribution in
which of the following calendar system?
the field of
(A) Julian calendar system
(A) Acoustics
(B) Nuclear physics (B) Saka Era calendar system
(C) Laser physics (C) Gregorian calendar system
(D) Astrophysics (D) None of the above
11. Which of the following rivers is not a 17. Which of the following convention aims
tributary of Brahmaputra ? to conserve the migratory species of
(A) Subansiri (B) Pagladiya
wild animals?
(C) Dhansiri (0) Gandak
(A) Ramsar convention
12. In which Session of the Indian National (B) Bonn convention
Congress our National anthem Jana- (C) UNFCC
gana-mana was first sung?
(D) None of the above
(A) Calcutta Session, 1911
(B) Madras Session, 1908 18. Who was served as the first Lok Sabha
(C) Belgaum Session, 1924 speaker of free India?
(D) None of the above
(A) K. S. Hegde
13. Which of the following organization (B) Sardar Hukam Singh
releases the "Human Development (C) Sumitra Mahajan
Index" report (HOI) every year? (D) G. V. Mavalankar
(A) UNDP
(B) UNESQO 19. Iron Magic-19 a military exercise held
(C) WHO between which of the followingcountries ?
(D) FAO (A) USA and Japan
14. The headquarters of SAARC is located at (B) India and Germany
(A) New Delhi, India (C) USA and UAE
(B) Kathmandu, Nepal (D) None of the above
(C) Kabul, Afghanistan
(D) Dhaka, Bangladesh 20. Which of the following nations severely
affected by the tropical cyclone Idai ?
15. How many railway zones are there in
(A) Mozambique, Zimbabwe and
India?
(A) 12 Malawi
(B) 17 (B) Bangladesh and Sri Lanka
(C) 15 (C) Australia and New Zealand
(0) None of the above (D) None of the above
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M MKG-XVIIIITECHSOElIT/04
ii) General Intelligence and Reasoning Ability
21. Find odd man out, 3, 5, 7, 15, 17, 19. 25. 5 friends P, Q, R, Sand T are sitting in
(A) 15
a row facing North. Here, S is between
(8) 17
(C) 19 T and Q, Q is to the immediate left of R.
(D) 7 P is to the immediate left of T. Who is
22. in the middle?
Here are some words translated from
an artificial language (A) S
granamelke means big tree (8) T
(C), Q
pinimelke means little tree
(D) R-
melkehoon means tree house
Which word could mean 'big house' ?
(A) granahoon 26. A, 8, C, D, E and F belong to a family
(8) pinishur
that has two married couples. No one
(C) pinihoon
from the third generation is married.
(D) melkegrana
C is F's mother-in-law. D, E and 8 are
23. Find the missing number. A's teenaged older sister, father and
grandfather respectively. Who is D's
5,2,7,9,16,25,41, ?
(A) 65 father?
(8) 66 (~)A
(C) 67
(8) 8
(D) 68
(C) C
24. The wages of 8 men and 6 boys amounts
(D) E
to '{ 33. If 4 men earn '{ 4.50 more than
5 boys. Determine the wages of each 27. RAIN: DRIZZLE
man and boy.
(A) SWIM: DIVE
(A) '{ 1.5, '{ 3
(8) HOP: SHUFFLE
(8) '{ 3, '{ 1.5
(C) '{ 2.5, '{ 2 (C) JUGGLE:80UNCE
(D) '{ 2, '{ 2.5 (D) RUN: JOG
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MKG-X IIIITECHSOElIT/04
Direction for Q. No: 34 and 35 : 37. Find the wrong terms of the series
5 cars are owned by 5 different men and each 9,29,65,126,217,344.
of them play one of five different games. (A) 65
(B) 126
Cars ~ Brown, Orange, Red, Green, Yellow
(C) 9
Men ~ C, D, E, F, H
(D) 29
Game ~ Basketball, Volleyball, Cricket, Table
tennis and Football 38. A man starts from his house and walks
eastwards for 10 mts. He then takes a
1. D likes to play Basketball
left and walks 10 mts and again turns
2. The one with the Green car plays left and walks 10 mts. Here, he takes a
Football
right and walks 5 mts. In which direction
3. D has a Red car and H does not like is he walking ?
Volleyball (A) North
(B) South
4. E plays Cricket and has Orange car
(C) East
5. F plays Table tennis and does not (D) West
have a Brown or Red car
For questions 39 and 40 refer to the data
below:
34. Who plays Volleyball ?
(A) C A + B means A x B
(B) D
A + B means A- B
(C) H
A x B means A + 8
(D) F
A - B means A + B
35. Who has got Green car? 39. Find the value of 28 - 4 x 3 ~ 10.
(A) H (A) 1
(B) 0
(B) D
(C) 2
(C) C
(D) 3
(D) F
40. Find the value of 5 x 5 + 1 x 5 + 2 x 5 + 3.
(A) 15
36. RATES: ENGRF : : DWELT:
(B) 20
(A) PRST A (8) RYJYM (C) 25
(C) QJRYG (D) RJMKN (D) 35
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MKG-XVIIIITECHSOElIT/04
iii) Arithmetical and Numerical Ability
41. The radii of two circles are 19 cm and 46. In a mixture of 35 litres of milk, the
9 cm respectively. The radius of the ratio of pure milk and water is 4 : 1. If
circle which has the circumference another 7 litres of water is mixed to the
equal to the sum of the circumferences mixture, the ratio of milk and water in
of the two given circles is the resulting mixture becomes
(A) 21 cm (8) 10 cm (A) 2: 3 (8) 3: 2
(C) 28 cm (D) 27 cm (C) 1: 2 (D) 2: 1
Text of page 14
MKG-XVII IITECHSOElIT/04
a
~
51. By selling a pen at Rs. 250. the profit
2tan30°
made is Rs. 50, then the cost price of 56. V a Iue 0f 2 0 =
the pen is t+ tan 30
(A) Rs.300 (A) sin 60° (B) cas 60°
(B) Rs.225 (C) tan 60° (D) sin 30°
(C) Rs.200
(0) ~one of these
57. Some students planned a picnic. The
budget for food was Rs. 500, but 5 of
52. A line intersecting a circle in two points
them failed to go and the cost of food
is called a
(A) tangent for each member increased by Rs. 5,
(B) radius then the number of students who went
(C) secant to picnic is
(0) none of these (A) 20 (B) 25
(C) 30 (D) 15
53. The length of the minute hand of a clock
is 14 cm, then the area swept by the 58. A man had to walk a certain distance.
minute hand in 5 minutes is
He walked half the distance at a speed
154 2 of 6 kmihr and the remaining haif at a
(A) -cm .(B)51 cm2
3 speed of 5 km/hr. If the total time taken
157 2 was 11 hours, the distance he walked
(C) 35 cm2 (D)-cm was
3
(A) 50 km (B) 75 km
54. If the sum and product of zeroes of a
(C) 60 km (D) 70 km
polynomial are -3 and 2 respectively,
. then the quadratic polynomial is
59. The 13th term of an A.P., in which the
(A) x2 - 3x + 2
6th term is -2 and the 9th term is -5 is
(B) x2 - 3x - 2
(A) 8 (B) 9
(C) x2 + 3x + 2
(D) none of these (C) -9 (D) -8
60. If the sum of 3 consecutive numbers is
5 1 6 3
55 If -+-- = 2, ---- =1 183, then the numbers are
. x-1 y-2 x-1 y-2
then (x, y) = (A) 59,60,61
(A) (4,5) (B) (5,4) (B) 60,61,62
(C) 60,62,64
(C) (:' ~) (D) (-4,5)
(D) 58,60,62
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MKG-XVlllrreCHSOElIT/04
v) English Language and Comprehension
~ cqJ1iff am 7ifT~
Fill in the blanks with appropriate article. 86. VICIOUS
81. (A) Light
__ Ganga is a holy river.
(8) Moderate
(A) A
(C) Furious
(8) The
(0) Soft
(C) An
(0) Not needed Identify the underlined words in the following
sentences.
82. Mount Everest is the highest
peak in the world. 87. This is the desk which he invariably
wrote at.
(A) The
(A) verb
(8) A (8) helping verb
(C) linker
(C) An
(0) preposition
(0) Not needed
88. It was the ghastly apparition of an old
Choose suitable linker to fill in the blanks. man.
(A) adverb
83. She behaves __ she were a (8) pronoun
queen. (C) adjective
(A) if (0) preposition
(8) as if
-.
(C) though 89. He signed the letter.
(0) but (A) noun
(8) pronoun
84. He worked hard, __ he couldnot (C) verb
get a rank. (0) adverb
(A) still
90. The directors ruined themselves.
(8) yet
(A) pronoun
(C) so (8) adjective
(0) for
(C) conjunction
Find the word that is most nearly the same in (0) noun
meaning as the words in capitals. Use suitable question tag.
85. INNATE 91. She sings songs, _---'-- ?
(A) Natural (A) is she
(8) Extraneous (8) isn't she
(C) Adventitious (C) does she
(0) Extrinsic (0) doesn't she
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MKG-XVlllfTECHSOElIT/04
92. Apama came here last Sunday, __ ? Choose the correct passive form for the
(A) was she following sentence.
(B) wasn't she
(C) didn't she 97. 'Your books have given me wisdom'.
(D) doesn't she
(A) Wisdom has been given by your
Choose the sentence which is grammatically books
wrong.
(B) Wisdom have been given by your
93. (A) The scenery of Kerala is very
books
beautiful
(B) The guests left theirluggage in the (C) Wisdom was given by your books
hotel (D) Wisdom had been given by your
(C) The cattles are grazing in the·
books
field
(D) This is a two year old boy 98. "Someone pulled the bell".
94. (A) Some ill people refuse to take (A) The bell pulled by someone
medicine
(B) The bell was pulled by someone
(B) I answered her as casually as
possible (C) The bell has pulled by someone
(C) I will be ready to leave by 5 0' clock
(D) The bell has been pulled by
(D) Which was a better story of the
someone
two?
Fill in the blanks with suitable preposition. Pick out the word that is nearly opposite in
95. meaning to the words in capitals.
Do not expect any help from them
June.
99. BURY
(A) at
(A) Conceal
(B) to (B) Embed
(C) till (C) Dig in
(D) none of the above (D) Exhume
96. I have not met him yesterday. 100. SANGUINE
(A) from
(A) Optimistic
(B) since (B) Genuine
(C) for (C) Pessimistic
(D) in (D) Altruistic
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Text of page 20
MKG-XVII IITECHSOElIT/04
SECTION-B
Post Specific Subject - Related Questions
101 . Identifythe tense in the followingsentence. 107. The distance of a point P(a, b, c) from
Grandfather goes for a walk every x-axis is
morning. (A) ~'--a2-+-c-2 (8) ~ a2 + b2
(A) Present continuous tense
(8) Simple present tense (C) ~b2 + c2 (D) )a2 + b2 +c2
{C) Future tense
108. Assuming that it were to remain
(D) Simple past tense
undisturbed since1898 A.D., how much of
102. Identify the type of adverb in the following Madam Curie's 200 mg of Radium would
sentence. be left in the year 8378 A.D., where half
The principal will be here very soon. life of radium is 1620 years?
(A) adverb of place (A) 50 mg (8) 25 mg
(8) adverb of time (C) 12.5 mg (D) 6.25 mg
(C) adverb of manner 109. A substance which alters the rate of a
(D) adverb of frequency chemical reaction without involving itself
in the reaction is
103. Fill in the blanks with the right
(A) Catalyst (8) Ion
preposition.
(C) Enzyme (D) Detergent
The cat jumped the stool.
(A) to (8) on 110. In an atom, probability of finding an
electron at the origin is
(C) on to (D) into
(A) 1
104. If A is a square matrix such that A2 = I, (8) 0
then (A - 1)3 + (A + 1)3 - 7A is equal to (C) Infinity
(A) A (8) 1- A (D) Cannot be determined
(C) I + A (D) 3A
111. When a ray of light passes from air
105. The two curves x3 - 3xy2 + 2 = 0 and or vacuum to the given medium, the
3x2y _y3 = 2. ratio between the sine of the angle of
(A) touch each other incidence and the sine of the angle of
(8) cut at right angle refraction is called
(A) Reflective index
(C) cut at angle % (8) Ref.ractive index
(D) cut at an angle ~ (C) Total internal reflection
(D) None of these
106. =
The area enclosed by the circle x2 + y2 2
112. Pure semiconductor which is not doped
is equal to
is termed as
(A) 4n sq. units
(A) n-type semiconductor
(8) 2.J2 n sq. units (8) p-type semiconductor
(C) 4n2 sq. units (C) intrinsic semiconductor
(D) 2n sq. units (D) extrinsic semiconductor
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Text of page 22
MKG-XVIIIITECHSOElIT/04
113. A ball weighing-0.5 kg is tied to one end 118. The reciprocal of reactance is
of a string and is whirled at a constant (A) Conductance (8) Susceptance
speed of 10ms-1 in a horizontal plane. (C) Admittance (D) Resistance
If the length of the string is 1m, what is
119. The ratio of R.M.S. value of a sine wave
the normal acceleration in the string ? and the average value of the sine wave
(A) 1 ms-2 (8) 10.ms-2 is
(C) 100 ms-2 (D) 1000 ms-2 (A) Power factor (8) Peak factor
(C) Crest factor (D) Form factor
114. Most mathematical and logical
operations on data in a computer are 120. For a delta connection, the line current
performed by is equal to
(A) CPU - Central Processing Unit (A) .J3 x Phase current
(8) ALU - Arithmetic Logic Unit (8) Phase current 1.J3
(C) Memory (C) 3 x Phase current
(D) Control Unit (D) Phase current 1 3
115. In a computer, the address of next 121. A 3000/220 V, 50 Hz transformer has
instruction to be executed is located at cross-sectional area of 400 sq.cm. with
(A) Memory register a maximum flux density of 1 Wb/m2. The
number of turns on primary is
(8) Instruction register
(A) 248 (8) 338
(C) Program counter
(C) 396 (D) 238
(D) Data register
122. For a D.C. machine, wave winding is
116. The binary equivalent of decimal number suitable for
22 is (A) Small voltage, large current
(A) 10111 (8) 11000 (8) Large voltage, small current
(C) 11001 (D) 10110 (C) Large voltage, large current
(D) Small voltage, small current
117. The current through 20n resistor in the
circuit given below is 123. A D.C. Shunt motor develops 10 HP at
20Q 600 RPM when drawing a line current
of 18 Amps at 500 V. The efficiency at
10n this load will be
(A) 84.7% (8) 89.6%
30Q
(C) 81.7% (D) 93.2%
124. The phenomena of hunting in a
synchronous machine is overcome by
employing
(A) Cylindrical winding
100V
(8) Concentric winding
(A) 2.73 A (8) 1.81 A (C) Auxiliary winding
(C) 4.54 A (D) 3.16 A (D) Damper winding
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Text of page 24
[I MKG-XVIIIITECHSOElIT/04
125. The slip speed of an induction motor 130. Which of the following would apply to a
may be defined as moving coil instrument?
(A) Number of poles/frequency (A) An uneven scale, measuring D.C.
(B) . Rotor speed + Synchronous speed (B) An even scale, measuring A.C.
(C) Synchronous speed - Rotor speed (C) An uneven scale, measuring A.C.
(D) Rotor speed - Synchronous speed (D) An even scale, measuring D.C.
126. The minimum value of current required 131. A potentiometer is used to
to maintain conduction in an SCR is (A) compare voltages
(;ci::~d (B) measure power factor
(A) Breakover current (C) compare currents
(B) Holding current (D) measure phase sequence
(C) Gate trigger current 132. The phenomenon of rise in voltage at
(D) Commutation current the receiving end of the open circuited
or lightly loaded line is called
127. The current flow across the base-emitter
(A) Raman effect
junction of a p-n-p transistor is
(B) Seebeck effect
(A) Leakage current (C) Ferranti effect
(B) Mainly holes (D) Proximity effect
(C) Equal number of holes and
133. For a transmission line, if V s and V Rare
electrons
(0) Mainly electrons sending end and receiving end voltages
respectively, the percentage regulation
128. A differential amplifier has an open-loop of the line is given by
voltage gain of 120. The input signals
(A) VR -2VS x100
are 2.45 V and 2.35 V. The output VR
voltage of the amplifier is
(A) 10 V (B) 12 V (B) v« - VR x 100
VR
(C) -12 V (D) -10 V
129. In the two Wattmeter method of (C) Vs - VR x 100
<
Vs
measurement of power in a balanced
3-phase system, readings of P1 and P2 (D) Vs -2VR x 100
watts are obtained. The power factor VR
may be determined from
134. Bundled conductors used for transmission
(A) ~(P1+P2
P1-P2
J (B) ~(P1-P2 J of power provide
P1+P2 (A) Increased line reactance
(B) Reduced line capacitance
P1-P2 P1+P2
(C) (0) (C) Increased corona loss
~(P1 +P2) ~(P1-P2)
(D) Reduced voltage gradient
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MKG-XVlllrrECHSOElIT/04
135. The ratio of average power to maximum 142. The coreless induction furnace uses
demand for a generating station is high frequency electric supply in order
called to obtain high
(A) Diversity factor
(A) Flux density
(B) Demand factor
(B) Eddy current loss
(C) Load factor
(C) Primary resistance
(D) Plant use factor
(D) Power factor
136. Buchholz relay in a transformer is
placed in between ·143. Projection welding can be regarded as
(A) LV winding and the bushing a mass production form of
(B) The tank and the conservator (A) seam welding (B) butt welding
(C) HV winding and the bushing (C) spot welding (D) upset welding
(D) The conservator and breather
144. For a switching converter having TON
137. The resultant transient voltage which and TOFf as ON time and OFF time
appear across the circuit breaker contacts
respectively, then the duty cycle 0 for
at the instant of arc extinction is
a frequency f is defined as
(A) Restriking voltage
(B) Residual voltage (A) TONf (B) TOFF/f
(C) Recovery voltage (C) TOFFf (D) TONtf
(D) Active. recovery voltage 145. In a Buck DC-DC converter, the output
138. In Boolean algebra, the exclusive-OR voltage is
of A and B is given by the algebraic (A) higher than input
expression (B) can be higher or lower than input
(A) AB+AB (B) AS + BA (C) equal to input
(C) AB+AB (D) AB+AB (D) lower than input
139. A JK Flipflop is in toggle condition
146. For a Buck-Boost converter with supply
when
voltage V 5 and duty ratio 0, the output
(A) J = 1; K = 0 (B) J = 1; K = 1
voltage V 0 is given by
(C) J = 0; K = 0 (D) J = 0; K = 1
140. For elements x and y in Boolean algebra,
(x + xy) equals to
(A) -Vs (1~D)
(A) xy .(B) x
(C) Y (D) x + Y (B) v, (1~D)
141 . The power consumed during dielectric (C) VsD
. heating is given by
(A) 27tfC2Vcos$ (B) 27tfCV2tan$
(C) 27tfCV2COS$ (D) 27tfC2Vtan$ (D) VX,_D)
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MKG-XVlllrrECHSOElIT/04
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147. Snubber circuits are employed for SCRs 153. Protection scheme used for detection
to protect it from of loss of excitation of a very large
.
(A) High d~ dl generating unit feeding power into grid
dt and low -
dt employs
(8) High %t only (A) undervoltage relay
(8) offset mho relay
(C) H'Ig-an
h dV d H'Ig"d
h dl (C) underfrequency relay
dt t
(D) percentage differential relay
dV . dl-
(D) Low dt and High dt
154. The function of a cyclo-converter is to
148. The method of braking applied to an convert
induction motor by transposing any two (A) AC power into DC power
line leads is
(8) A sine wave into rectangular wave
(A) plugging (8) rheostatic
(C) regenerative (D) dynamic (C) Direct current into a1tematingcurrent
(D) High AC frequency directly to low
149. A stepper motor has a step angle of
AC frequency
2.50• The number of steps required for
the shaft to make 25 revolutions is 155. Major disadvantage of using three sets of
(A) 2400 (8) 4000
SCR's for variable-voltage speed control .
(C) 3000 (D) 3600
of squirrel cage induction motor is
150. One of the basic requirements of a (A) considerable '12Rloss
servomotor is that it must produce high
(8) poor power factor
torque at all
(A) loads (8) frequencies (C) necessity of using a processor
(C) speeds (D) voltages (D) long delay of thyristor firing pulses
151. In a capacitor start motor, the capacitor 156. In the current-fed frequency converter
is connected arrangement for controlling the speed
(A) in series with auxiliary winding
of an individual squirrel cage induction
(8) in series with main winding
(C) in parallel with auxiliary winding motor, the direction Of rotation can be
(D) in series with both the winding reversed by
(A) reversing the DC link current
152. Which of the following is false for an
open loop control system? (8) interchanging any two line leads
(A) Simple construction and ease of (C) altering the phase sequence of
maintenance pulses that trigger the second
(8) Less expensive compared to closed
converter
loop systems
(D) changing the output frequency of
(C) Disturbances do not cause errors
(D) There is no stability problem the inverter
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MKG-XVIlIITECHSOElIT/04
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157. The design of lnsulatlon for systems 163. For a OC machine with 4 pole, 13
above 400 kV is based on slots, double layer, wave winding with
(A) lightning surges 13 commutator segments, the average
(B) switching surges pitch considered for electrical drawing
(C) system voltage level deslqn is
(0) system load level (A) 6 (B) 7
(C) 10 (0) 8
158. In a 3 phase Extra High Voltage EHV
cable, a metallic shield/screen around 164. In a Wattmeter connection diagram the
each core insulation is provided to current coil is marked
(A) facilitate heat dissipation (A) M and C (B) C and V
(B) obtain tangential electric stress (C) C and L (0) M and L
(C) obtain radial electric stress 165. The reactance relay is essentially
(0) obtain longitudinal electric stress (A) An overcurrent relay with directional
159. In case of HVOC system there is restraints
(A) Neither charging current nor skin (B) A directional relay with voltage
restraints
effect
(C) An overvoltage relay with current
(B) Charging current but no skin effect
restraints
(C) No charging current but skin
(0) A directional relay with current
effect
restraints
(0) Both charging current and skin
effect 166. Candela is the unit of
(A) Luminous flux
160. The speed-time curve for a city service
(B) Illumination
has no (C) Luminance
(A) coasting period (0) Luminous intensity
(B) free-running
(C) acceleration 167. A dynamometer type Wattmeter with its
(0) braking voltage coil connected across the load
side of the instrument reads 250 W. If
161. The current collector which can be the load voltage be 200 V and voltage
used at different speeds under all wind coil having a resistance of 2000 0, the
conditions and stiffness of overhead power being taken by load is
equipment is called (A) 200 W (B) 230 W
(A) Messenger (B) Trolley (C) 250 W (0) 240 W
(C) Bow . (0) Pantograph
168. A uniformly loaded OC distributor is fed
162. The projection where a number of at both ends with equal Voltages. As
views are arranged in a particular way compared to a similar distributor fed
to represent the exact shape of the at one end only the drop at the" middle
object point is
(A) Orthographic (B) Isographic (A) One-half (B) One-third
(C) Isometric (0) Orthometric (C) One-fourth (0) Twice
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MKG-XVlllrrECHSOElIT/04
169. The power factor may be defined as 176. Maintenance of electrical equipment
(A) kW/KVA (8) kVA/kW based on random failure pattern, visual
(C) kVARlkW (D) kW/kVAR inspection, performance data and data
analysis to access equipment condition
170. When used in a circuit, a Zener diode
is
is always
(A) Predictive maintenance
(A) Forward biased
(8) Reactive maintenance
(8) Connected in series
(C) Preventive maintenance
(C) Troubled by heating
(D) Proactive maintenance
(D) Reverse biased
177. The ratio of insulation resistance at
171. The motorgenerallyused in rollingmills,
10 minutesto the insulationresistanceat
paper and cement industries is
1 minute for an electrical equipment is
(A) DC shunt motor
(A) Polarization gradient
(8) Three phase synchronous motor
(8) Dielectric index
(C) Double squirrel cage motor
(C) Dielectric absorption ratio
(D) Slip ring induction motor
(D) Polarization index
172. The insulationresistancetest performed
178. Hydrocarbon or mineral oil is used as
on all types of electrical switch gear
an insulating fluid in transformers and
using a
circuit breakers because of its
(A) Megger
(A) High dielectric strength, high
(8) Potentiometer
chemical stability
(C) Multimeter
(8) High dielectric strength, low
(D) LCR meter
chemical stability
173. Which of the following is not a (C) Low dielectric strength, high
non-conventional energy resource? chemical stability
(A) Hydro (8) Solar (D) Low dielectric strength, low
(C) Wind (D) Tidal chemical stability
174. The electrode employed in Hydrogen- 179. Commonly regardedas relayswith coils
Oxygen fuel cell is which when energised, result in the
(A) Rhodium (8) Palladium closing and opening of input contacts
(C) Platinum (D) Iridium after some preset time in a PLC are
(A) Timers (8) Counters
175. The class among the thermal
(C) Shift reg!sters (D) Latch
classification of electrical insulating
system having highest temperature 180. The device which cannot be used for
rating is measurement of temperature is
(A) Class A (8) Class H (A) RTD (8) Thermocouple
(C) Class E . (D) Class C (C) Pyrometer (D) LVDT
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MKG-XVIIIITECHSOElIT/04
~
181. A load cell is essentially a 186. Collective term for principles of personal
(A) Resistive potentiometer conduct is
(8) Thermistor (A) Models (8) Codes
(C) Inductive transducer (C) Rules (0) Ethics
(0) Strain gauge
187. The analysis, design and control of
182. When saving an AutoCAO drawing it is productive systems that produce either
filed with the extension a product or a service is
(A) .drw (8) .dwg (A) Production management
(C) .dwt (0) .dg (8) Operations management
(C) Industrial engineering
183. The Arc tool can be called by entering the (0) Process management
following abbreviation at the command
188. Process of establishing units of measure
line
by which extent quality, quantity, value
(A) Ar
and performance may be compared or
(8) A
measured
(C) Ac
(A) Estimation
(0) No abbreviation
(8) Optimization
184. In AutoCAO to overlay a base drawing (C) Specification
with several different levels· of detail (0) Standardization
such as wiring schematics over the 189. In First angle projection object lies
base plan for a building can be done ___ the observer and _
using (A) in between, plane of projection
(A) Layer (8) Snap (8) infront of, plane of projection
(C) Freeze (0) Node (C) behind, plane of projection
(0) above, plane of projecfion
185. Which of the following is not a function
of a charge regulator in a solar PV 190. If a point is located below HP, infront of
generation system? VP, name the quadrant in which point
(A) Prevent battery from short circuit lies.
(8) Supply additional load more than (A) First quadrant
that is provided by a solar PV (8) Second quadrant
array (C) Third quadrant
(C) Prevent deep overcharging and (0) Fourth quadrant
discharging of battery 191. Isometric length of element = _
(0) Prevent discharge of battery Actual length.
through PV array when there is no (A) 0.923 (8) 0.816
sunshine (C) 0.825 (0) 0.943
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Text of page 36
MKG-XVIIIITECHSOElIT/04
~
192. A train moving at 30Km Ihour is struck 196. Reaming is drilling opsratlon whQrQ
by a stone at the right angles to the train, predrilled holes
with a velocity of 22.5Kmthour. Find the (A) are enlarged to maximum
diameter
velocity and direction with which the
(8) only some portion of hole is
stone appears to strike the train, to a
enlarged
person sitting in the train. (C) are finished to accurate size and
(A) 37.5 Km/hour, 53°8' h§lving fine surface finish
(8) 42.8 Km/hour, 60°7' (D) formed with internal threads
(C) 45.7 Km/hour, 56°6' 197. Gun metal is alloy of
(0) none of the above (A) copper, tin, zinc
(8) copper, lead, zinc
193. Two bodies of masses 30 and 45 kg are
(C) aluminium, zinc, nickel
hung to the ends of rope, passing over a
(0) copper, lead, nickel
frictional pulley. With what acceleration
198. If a number of forces are acting
the heavier mass comes down? What
simultaneously on a particle, then the
is the tension in the string ?
resultant of these forces will have the
(A) 1.96 m/s2, 36 kg same effect as produced by the all the
(8) 2.8 m/s2, 42 kg forces. This is known as
(C) 3.2 m/s2, 54 kg (A) Principle of physical independence
(0) none of the above of forces
(8) Principle of transmissibility of
194. A vehicle weighing 400kg is moving forces
with a velocity of 25m/s a force of 20 kg (C) Principle of resolution of forces
acts on it for 2 min. Find the velocity of (0) None of the above
the vehicle when the force acts in the
199. The algebraic sum of forces, constituting
direction of motion. the couple is
(A) 83.8 m/s (A) Maximum
(8) 78.4 m/s (8) Minimum
(C) 95.6 m/s (C) Zero
(0) None of the above
(0) none of the above
200. The Lami's theorem is applicable only
195. Lathe bed are made of
for
(A) Cast iron
(A) Coplanar forces
(8) Mild steel (8) Concurrent forces
(C) Hardened steel (C) Coplanar and concurrent forces
(0) None of the above (0) None of these
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Text of page 38
•Co) co •
Text of page 39
~ MKG-XVIIIITECHSOElIT/04
~
SPACE FOR ROUGH WORK
~~~~~?fR
-39-
Text of page 40
MKG-XVlllrrECHSOElIT/04
IMPORTANT INSTRUCTIONS TO CANDIDATES
3ufl((€II{f~~¥Ot~~'tli ~
13. This booklet contains 40 pages. . 13. ~ ~ if 40 iNr ~ I
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statement is followed by four alternative T.ffi ~ ~ wa:; ~ ~ ~ ~ I~ c:m
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case, you are required to select the one that if a:rrqq:;) ~ ~ q;) ~ ~ \llT m q;-r ~ ~
correctly answers the question or completes the ~ :mr<n ~ q;) -w Cfit ~ a:rrqq:;) ~ ~ if
statement and blacken (e) appropriate circle ~ Jn~ ICfiH ~ A, B, C 7:ITD q;) -;fu;rr 7:IT
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circle will be blackened by the scribe) 'CfiWfl~~)
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The Candidate must mark his/her response ~q;) ~ ~ UlI01'ictCfi m~ ~"3IRRf
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Source: Delhi Subordinate Services Selection Board. Question paper published by Delhi Subordinate Services Selection Board.