TNPSC Combined Technical Service 2025: COMBINED TECHNICAL SERVICES EXAMINATION IN DIPLOMA / ITI LEVEL, TRADE - TEXTILE MECHATRONICS
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COMBINED TECHNICAL SERVICE EXAMINATIONS
DIPLOMA / ITI STANDARD - 2025
TENTATIVE KEYS MARKED QUESTION PAPER
TRADE: TEXTILE MECHATRONICS (568)
1. Indian electricity safety rules established on year.
C¢v¯ ªß\õ £õxPõ¨¦ ÂvPÒ {ºn°UP¨£mh Bsk
(A) 1947 (B) 1965
(C) 1956 (D) 1959
(E) Answer not known
Âøh öu¯ÂÀø»
2. part of the motor confirms that it is a DC motor?
÷©õmhõß £Sv Ax J¸ DC ÷©õmhõº Gߣøu
EÖv¨£kzxQÓx?
(A) Frame (B) Commutator
L¨÷ ® Põ÷hmhº
(C) Shaft (D) Stator
åõ¨m ì÷hmhº
(E) Answer not known
Âøh öu¯ÂÀø»
3. DC compounded motor is most suitable for
DC Tmk ÷©õmhõº US ªPÄ® £¯ß£kzu¨£kQÓx.
(A) Cranes (B) Blowers
Q÷ ßì L¨÷Íõ¯ºì
(C) CNC machines (D) Rolling mills
CNC ªæß ÷ õ¼[ ªÀ
(E) Answer not known
Âøh öu¯ÂÀø»
3 568 - Textile Mechatronics
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4. The counter emf of a DC motor
i] ÷©õmhõß Gvº ªß÷ÚØÓ ªßÚÊzu®
(A) Often exceeds the supply voltage
ö£¸®£õ¾® \¨øÍ ªßÚÊzuzøu «ÖQÓx
(B) Aids the applied voltage
£¯ß£kzu¨£k® ªßÚÊzuzvØS EuÄQÓx
(C) Helps in energy conversion
BØÓÀ ©õØÓzvØS EuÄQÓx
(D) Regulates its armature voltage
Auß Bºö©a_º ªßÚÊzuzøu JÊ[S£kzxQÓx
(E) Answer not known
Âøh öu¯ÂÀø»
5. In a DC motor, unidirectional torque is produced with the help of
i] ÷©õmhõÀ Kº vø\ ÖUS Âø\ E¸ÁõUP¨£kQÓx
(A) brushes (B) commutator
¤ èPÒ Põ÷hmhº
(C) end - plates (D) both (A) and (B)
Gsm ¤÷ÍmkPÒ C sk® (A) ©ØÖ® (B)
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 4
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6. One of the characteristics of a single phase motor is that it
][QÒ L÷£ì ÷©õmhõß £s¦PÎÀ JßÖ Ax
(A) is self starting
uõÚõP÷Á öuõh[S®
(B) is not self starting
uõÚõP÷Á öuõh[Põx
(C) requires only one winding
J÷ J¸ øÁsi[ ÷uøÁ
(D) can rotate in one direction only
J¸ vø\°À ©mk® _Ǿ®
(E) Answer not known
Âøh öu¯ÂÀø»
7. The name of the process of maintain the recommended level of
electrolyte in lead-acid battery cell is
ö»m & Aª» ÷£mhö\À¼À £¢xø UP¨£mh G»Um÷ õø»m AÍøÁ¨
£ õ©¨£uØPõÚ ö\¯ÀøÓ°ß ö£¯º
(A) recharging (B) topping up
\õºâ[ hõ¨¤[ A¨
(C) charging the cell (D) cycling of the cell
ö\Àø» \õºâ[ ö\´uÀ ö\À¼ß ø\UQÎ[
(E) Answer not known
Âøh öu¯ÂÀø»
5 568 - Textile Mechatronics
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8. Primary cells are usually discarded after
ußø© ö\ÀPÒ ÁÇUP©õÚ £¯ß£õmiØS ¤ÓS
(A) Being recharged (B) Discharge
\õºä ö\´¯¨£kQÓx öÁÎ÷¯ØÓ¨£mhx
(C) Partial use (D) One cycle
£Sv £¯ß£õk J¸ _ÇØ]
(E) Answer not known
Âøh öu¯ÂÀø»
9. Primary cell are
ußø© ö\ÀPÒ Gߣx
(A) has infinite life
GÀø»¯ØÓ ÁõÌUøP EÒÍx
(B) used liquid electrolyte
v Á G»Um÷ õ ø»m £¯ß£kzu¨£kQÓx
(C) rechargeable
\õºä ö\´¯U Ti¯x
(D) non-rechargeable
\õºä ö\´¯ C¯»õx
(E) Answer not known
Âøh öu¯ÂÀø»
10. The total voltage of six 1.5V cells connected in series is
öuõhÀ CønUP¨£mh BÖ 1.5V ªßP»[PÎß ö©õzu ªßÚÊzu®
(A) 3 Vdc (B) 6 Vdc
(C) 9 Vdc (D) 12 Vdc
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 6
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11. Transformer used for
ªß©õØÔ°ß £¯ß
(A) Transfer electrical energy with frequency change
AvºöÁs ©õØÓz÷uõk ªß BØÓø» ©õØÖuÀ
(B) Transfer current with frequency change
AvºöÁs ©õØÓ® CÀ»õ©À ªß÷Úõmhzøu ©õØÖuÀ
(C) Transfer current without frequency change
AvºöÁs ©õØÓz÷uõk ªß÷Úõmhzøu ©õØÖuÀ
(D) Transfer electrical energy without frequency change
AvºöÁs ©õØÓ® CÀ»õ©À ªß BØÓø» ©õØÖuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
12. Transformer classification based on transformation ratio
i õß죺÷©åß ÂQuzøu Ai¨£øh¯õP öPõsk ªß©õØÔ BÚx G¢u
ÁøP°À EÒÍx
(A) Air core transformer (B) Shell type transformer
PõØÖ ÷Põº ªß©õØÔ ö\À ÁøP ªß©õØÔ
(C) Ring type transformer (D) Step-up transformer
ÁøÍÄ ÁøP ªß©õØÔ E¯ºzu¨£mh ªß©õØÔ
(E) Answer not known
Âøh öu¯ÂÀø»
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13. Voltage- Ratio-of-Transformation is
i õßì L£õº©ß ªßÚÊzu ÂQu®
E2 N2 E1 N1
(A) k (constant) (B) k (constant)
E1 N1 E2 N2
E2 N2 E1 N1
k ({ø»-¯õ-Ú) k ({ø»-¯õ-Ú)
E1 N1 E2 N2
N1 E1 E1 N1
(C) k (constant) (D) k (various)
N2 E2 E2 N2
N1 E1 E1 N1
k ({ø»-¯õ-Ú) k (©õ-Ô-¼)
N2 E2 E2 N2
(E) Answer not known
Âøh öu¯ÂÀø»
14. Frequency in an AC sine wave is defined as.
AC ø\ß ÷ÁÆ&À ¤SÁß] Gøu \õº¢x C¸US®
(A) No. of cycles produced per minute
{ªhzvØS EØ£zv ö\´¯¨£k® ø\UQÒPÎß GsoUøP
(B) No. of cycles produced per second
ÂÚõiUS EØ£zv ö\´¯¨£k® ø\UQÒPÎß GsoUøP
(C) No. of cycles produced in half rotation of coil
_¸Îß £õv _ÇØ]°À EØ£zv ö\´¯¨£k® _ÇØ]PÎß GsoUøP
(D) No. of cycles produced in two rotation of coil
_¸Îß C sk _ÇØ]PÎß EØ£zv ö\´¯¨£k® _ÇØ]PÎß
GsoUøP
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 8
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15. The cause for hunting effect in alternators is
BÀhº÷ÚmhºPÎÀ HØ£k® ísi[ ÂøÍÄ BP
C¸US®.
(A) Running without load
÷»õk CÀ»õ©À KkÁvß Põ n©õP
(B) Running with fluctuation of speed
HØÓ CÓUPzxhß Ti¯ ÷ÁPzvß Põ n©õP
(C) Due to load
KÁº ÷»õiß Põ n©õP
(D) Due to continuous fluctuation in load
öuõhºa]¯õÚ HØÓ CÓUPzxhß Ti¯ ÷»õk HØ£kÁvß Põ n©õP
(E) Answer not known
Âøh öu¯ÂÀø»
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16. In formula is to calculate the total electrical degree in stator of an
AC motor?
AC -& ÷©õmhõß ö©õzu G»UmUPÀ iQø¯ PnUQh E£÷¯õQ¨£x
`zv ® BS®.
(A) Total electrical degrees = 180 No. of poles
ö©õzu G»UmUPÀ iQ = 180 ÷£õÀPÎß GsoUøP
(B) Total electrical degrees = 180 / No. of poles
ö©õzu G»UmUPÀ iQ = 180 / ÷£õÀPÎß GsoUøP
(C) Total electrical degrees = 180 No. of slots
ö©õzu G»UmUPÀ iQ = 180 ì»õmPÎß GsoUøP
(D) Total electrical degrees = 180 / No. of slots
ö©õzu G»UmUPÀ iQ = 180 / ì»õmPÎß GsoUøP
(E) Answer not known
Âøh öu¯ÂÀø»
17. Frequency of Direct Current
÷|ºvø\ ªß÷Úõmhzvß AvºöÁs
(A) Zero (B) One
0 1
(C) Two (D) Three
2 3
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 10
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18. Single phase motor generally rate of upto H.P.
JØøÓ Pmh ÷©õmhº ö£õxÁõP ©v¨¤h¨£kÁx H.P.
(A) 1 H.P. (B) 2 H.P.
(C) 3 H.P. (D) 4 H.P.
(E) Answer not known
Âøh öu¯ÂÀø»
19. Find the three phase induction motor from the following.
RÌUPshÁØÔÀ ßÖ Pmh yshÀ ÷©õmhõø Psk¤i.
(A) Series motor (B) Synchoronous motor
öuõhº ÷©õmhº Jzvø\ÁõÚ ÷©õmhº
(C) Shut motor (D) Squirrel cage motor
åsm ÷©õmhº ìSÀ ÷Pä ÷©õmhº
(E) Answer not known
Âøh öu¯ÂÀø»
20. Alternating current or voltage undergoes changes one time in its
magnitude and direction and comes to its original position has
termed
©õÖvø\ ªß÷Úõmh® AÀ»x ªß AÊzu® Auß AÍÄ ©ØÖ® vø\°À
©õØÓ[PÐUS EÒÍõUQ Auß A\À {ø»US Á¸Áx GÚ
AøÇUP¨£kQÓx.
(A) One Amphere (B) One Cycle
J¸ B®¨¤¯º J¸ ø\UQÒ
(C) One Voltage (D) One Ohms
J¸ ÷ÁõÀm÷hä J¸ ªßuøh
(E) Answer not known
Âøh öu¯ÂÀø»
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21. is called inductive AC circuit.
CßhUjÆ AC ªß_ØÖ BS®.
(A)
(B)
(C)
(D)
(E) Answer not known
Âøh öu¯ÂÀø»
22. For improving the power factor
£Áº÷£Uhø AvP¨£kzu (A) {ø»¨£kzu
(A) Connect capacitors in Parallel with Load
öP¨£]mhø £UP Cøn¨¤À Cøn¨£vß »®
(B) Connect capacitors in series with load
öP¨£]mhø öuõhº Cøn¨¤À Cøn¨£vß »®
(C) Connect resistors in parallel with load
ªßuøhPøÍ £UP Cøn¨¤À Cøn¨£vß »®
(D) Connect resistors in series with load
ªßuøhPøÍ öuõhº Cøn¨¤À Cøn¨£vß »®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 12
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23. The voltage between a single phase and neutral is called
][QÒ L÷£ì ©ØÖ® {³mi ÀUS® Cøh¨£mh ªßÚÊzu®
BS®.
(A) Phase voltage (B) Line current
÷£ì ÷ÁõÀm÷hä ø»ß P sm
(C) Line voltage (D) Phase current
ø»ß ÷ÁõÀm÷hä ÷£ì P sm
(E) Answer not known
Âøh öu¯ÂÀø»
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24. Formula of power factor is
£Áº÷£Uhß £õº»õ Gߣx
Apparent power
(A) cos
Real power
Apparentpo
öÁÎ÷¯ØÖ®wervÓß
cos
Real power
Esø©z vÓß
Real power
(B) sin
Apparent power
Real
Esø©zpower
vÓß
sin
Apparent
öÁÎ÷¯ØÖ® power
vÓß
Real power
(C) tan
Apparent power
Real power
Esø©z vÓß
tan
Apparent
öÁÎ÷¯ØÖ® power
vÓß
Real power
(D) cos
Apparent power
Real
Esø©zpower
vÓß
cos
Apparent
öÁÎ÷¯ØÖ® power
vÓß
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 14
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25. The power factor calculated in a single phase AC circuit by
JØøÓ & Pmh AC _ØÖPÎÀ £Áº L÷£Uhº GÚU
PnUQh¨£kQÓx
(A) True power / Apparent power
Esø©¯õÚ vÓß / öÁΨ£øh¯õÚ vÓß
(B) Apparent power / True power
öÁΨ£øh¯õÚ vÓß / Esø©¯õÚ vÓß
(C) Reactive Power / True power
ÂøÚ vÓß / Esø©¯õÚ vÓß
(D) True power / Reactive power
Esø©¯õÚ vÓß / ÂøÚ vÓß
(E) Answer not known
Âøh öu¯ÂÀø»
26. An overcurrent relay is mainly used for
J¸ KÁº P sm ÷»UPõP UQ¯©õP¨ £¯ß£kzu¨£kQÓx
(A) Voltage Regulation (B) Temperature sensing
÷ÁõÀ÷hä ö S÷»\ß öh®¨÷ a\º ö\ß][
(C) Fault protection (D) Frequency correction
L£õÀm ¦ õhU\ß L¤UöPõß] v¸zu®
(E) Answer not known
Âøh öu¯ÂÀø»
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27. At the null position of an LVDT, the output is
J¸ LVDT Cß §ä¯ {ø»°À Auß öÁαk
(A) Maximum (B) Zero
AvP£m\® §ä⯮
(C) Negative (D) DC
ö|PmiÆ DC
(E) Answer not known
Âøh öu¯ÂÀø»
28. A device that converts electrical signals into Mechanical movement
is known as a
G»UmU ]UÚÀPøÍ C¯¢v C¯UP©õP ©õØÖ® J¸ \õuÚ®
GÚ AøÇUP¨£kQÓx
(A) Sensor (B) Amplifier
ö\ß\õº ö£¸UQ
(C) Switch (D) Actuator
_Âma BU_÷ mhº
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 16
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29. In DC motor control circuits, Photo electric relays are mainly used
for
i] (DC) ÷©õmhõº Pmk£õmiÀ, ÷£õm÷hõ&G»UmU ÷» ö£¸®£õ¾®
GuØPõP £¯ß£kzu¨£kQÓx?
(A) Speed increase
÷ÁPzøu AvPUP
(B) Torque measurement
hõºU AÍÃk
(C) Automatic start/stop based on light
J롧 Ai¨£øh°À uõÚõP öuõh[S/ {Özu®
(D) Manual switching
øP¯õÀ ©õØÓÀ (øP øÓ¯õP ©õÖuÀ)
(E) Answer not known
Âøh öu¯ÂÀø»
30. The Seebeck effect involves
RÌPshÁØÔÀ ^ö£U Gö£Um EÒÍhUQ¯x
(A) Magnetic field and rotation
Põ¢u¨¦»® ©ØÖ® _ÇØ]
(B) Two dissimilar metals and heat
C sk ÷ÁÖ£mh E÷»õP[PÒ ©ØÖ® öÁ¨£®
(C) Light intensity
JÎ w ®
(D) Humidity variation
D ¨£u® ©õÖ£õk
(E) Answer not known
Âøh öu¯ÂÀø»
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31. The working principle of LVDT is based on
L.V.D.T. ß ö\¯À£k® Âu©õÚx ß Ai¨£øh¯õPU
öPõshx.
(A) Capacitance variation (B) Resistance change
ªß÷uUP ©õÖ£õk Gvº¨¦ ©õØÓ®
(C) Piezoelectric effect (D) Mutual inductance
ø£÷\õ G»UmU ÂøÍÄ £ ì£ yshÀ
(E) Answer not known
Âøh öu¯ÂÀø»
32. PLC memory can store
P.L.C ö©© »® ÷\ªUP¨£kÁx
(A) Only (diagrams) ladder diagrams
»õhº h¯Q ®PÒ ©mk®
(B) Logic and process parameters
uºUP® ©ØÖ® ö\¯ÀøÓ AÍĸUPÒ
(C) Power factor
£Áº L£õUhº
(D) Mechanical data
ö©UPõÛUPÀ u ÄPÒ
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 18
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33. In textile industries, the primary use of PLCs is for
áÄÎz öuõÈÀPÎÀ, PLCPÎß ußø©¯õÚ £¯ß£õkPÍõÚx
(A) Fabric Dyeing Automation
xo {Ó©¯©õUPÀ uõÛ¯[Q øÓ
(B) Quality Inspection by Humans
©ÛuºPÍõÀ u B´Ä
(C) Inventory control
\õ©õßPÒ PnURk
(D) Manual Loom operation
øPøÓ ö|\Ä C¯¢v C¯UP®
(E) Answer not known
Âøh öu¯ÂÀø»
34. The power supply block in a PLC responsible for
PLC °À EÒÍ ªß ÂÛ÷¯õP öuõSv __________ US ö£õÖ¨£õS®.
(A) Executing logic programs
uºUP { ÀPøÍ ö\¯À£kzxuÀ
(B) Sending control signals
Psm÷ õÀk ]UÚÀPøÍ Aݨ¦uÀ
(C) Monitoring outputs
öÁαkPøÍ PsPõozuÀ
(D) Providing voltage to other modules
¤Ó öuõSvPÐUS ªßÚÊzuzøu ÁÇ[SuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
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35. In ladder logic, what does a rung represents
÷»hº »õâUQÀ, RUNG Gߣx GøuU SÔUQÓx
(A) A data table
J¸ u Ä AmhÁøn
(B) A single control instruction
J¸ JØøÓ Pmk¨£õmk ÁÈøÓ
(C) A logical operation or instruction line
J¸ u¸UP ö\¯À£õk AÀ»x AÔÄÖzuÀ Á
(D) A PLC memory address
J¸ PLC {øÚÁP PÁ
(E) Answer not known
Âøh öu¯ÂÀø»
36. How can a PLC be configured to meet the specific needs of an
Industrial Process?
J¸ öuõÈÀxøÓ ö\¯ÀøÓ°ß SÔ¨¤mh ÷uøÁø¯ §ºzv ö\´¯ J¸
PLCø¯ GÆÁõÖ EÒÍø©UP i²®?
(A) By using specialized software
]Ó¨¦ ö©ßö£õ¸øÍ £¯ß£kzxÁx »®
(B) By using a web interface
Web interfaceø¯ £¯ß£kzxÁx »®
(C) By using command line interface
Pö©sm ø»ß Cßhº÷£ìø¯ £¯ß£kzxÁx »®
(D) By using mobile app
ö©õø£À B¨ø¯ £¯ß£kzxÁx »®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 20
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37. The main function of a counter circuit
PÄßmhº \ºU²mPÎß UQ¯ ö\¯À£õkPÒ
(A) Store data
u øÁa ÷\ªUPÄ®
(B) Generate power
\Uvø¯ E¸ÁõUPÄ®
(C) Count pulses
xi¨¦PøÍ GsnÄ®
(D) Amplify signal
B®¤¯º ]UÚÀ (\ªUøbø¯¨ ö£¸US)
(E) Answer not known
Âøh öu¯ÂÀø»
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38. Reason and Assertion type:
TØÖ ©Ø-Ö® Põ- -n® ÁøP
Assertion [A] : PLCs are widely used in modem textile industries.
TØÖ [A] : PLCPÒ |ÃÚ ¡À öuõÈØxøÓPÎÀ £ Á»õP
£¯ß£kzu¨£kQßÓÚ.
Reason [R] : PLCs offer flexibility and reprograming
capabilities for different processes.
Põ n® [R] : PLCPÒ £»ÁøP ö\¯ÀøÓPÐU÷PØ£ ÁøÍÁõÚ
©ØÖ® ©Ö£o¯ø©UPU Ti¯øÁ¯õP EÒÍÚ.
(A) [A] is True but [R] is false
[A] Gߣx Esø©, [R] Gߣx uÁÖ
(B) Both [A] and [R] are true and [R] is the correct explanations
[A] ©ØÖ® [R], C sk® Esø©. [R] Gߣx \¯õÚ ÂÍUP®
(C) [A] is False, [R] is True
[A] Gߣx uÁÖ, [R] Gߣx Esø©
(D) Both [A] and [R] are True, but [R] is not the correct
explanation of [A]
[A] ©ØÖ® [R] C sk® Esø©, [R] Gߣx \¯õÚ ÂÍUP® AÀ»
(E) Answer not known
Âøh öu¯ÂÀø»
39. The duty cycle of a 555 timer is astable mode is always
Bìh¤Ò £¯ßøÓ°À 555 øh©ß £o _ÇØ] G¨÷£õx®
(A) 100% (B) Less than 50%
100% 50% ÂhUSøÓÄ
(C) Greater than 50% (D) Exactly 50%
50%US® AvP©õP \¯õP 50%
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 22
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40. Most commonly in timer application __________ IC are used.
øh©º £¯ß£õkPÎÀ AvP® £¯ß£kzu¨£k® I] (IC) __________.
(A) 741 Timer IC (B) 555 Timer IC
741 øh©º I] 555 øh©º I]
(C) 444 Timer IC (D) 732 Timer IC
444 øh©º I] 732 øh©º I]
(E) Answer not known
Âøh öu¯ÂÀø»
41. A logic gate is an electronic circuit which make
»õâU ÷Pm Gߣx J¸ ªßÚq \ºU³m Cx
(A) makes logic decisions
uºUP iÄPøÍ GkUQÓx
(B) allows electron flow only in one direction
ªß÷Úõmhzøu J÷ vø\°À ©mk÷© AÝ©vUQÓx
(C) not works on binary algebra
ø£Ú £õS£õmiÀ C¯[Põx
(D) alternates between 0 and 1 values
0 ©ØÖ® 1 ©v¨¦PøÍ ©õØÔU öPõsi¸US®
(E) Answer not known
Âøh öu¯ÂÀø»
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42. The sequential circuits are categorized into
öuõhº _ØÖPÒ __________ BP ÁøP¨£kzu¨£mkÒÍÚ.
(A) One (B) Two
JßÖ C sk
(C) Three (D) Four
ßÖ |õßS
(E) Answer not known
Âøh öu¯ÂÀø»
43. The main function of a PLC is to
PLC ß ußø©¯õÚ ö\¯À£õk
(A) Store data (B) Control machinery
u Ä ÷\ª¨¦ C¯¢v [PøÍ Pmk¨£kzxuÀ
(C) Display outputs (D) Measure temperature
öÁαkPøÍ PõmkuÀ öÁ¨£zøu AÍÃkuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
44. __________ is another name for an asynchronous counter.
Jzvø\ÁØÓ PÄsmhß ©ØöÓõ¸ ö£¯º
(A) Ring counter (B) Ripple counter
[ PÄsmhº ]ØÓø» PÄsmhº
(C) Synchronous counter (D) Johnson counter
Jzvø\ÄÒÍ PÄsmhº áõß\ß PÄsmhº
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 24
Text of page 23
45. The main difference between active and passive transducers is
BUiÆ ©ØÖ® ÷£êÆ i õßìi³\ºPÐUS Cøh°»õÚ UQ¯ ÷ÁÖ£õk
(A) Passive transducers require external power
÷£êÆ i õßìi³\ºPÐUS öÁÎ¦Ó \Uv ÷uøÁ¨£kQÓx
(B) Active transducers are not used in sensors
ö\ß\õºPÎÀ BUiÆ i õßìi³\ºPÒ £¯ß£kzxÁvÀø»
(C) Passive transducers generate voltage directly
÷£êÆ i õßìi³\ºPÒ ÷| i¯õP ªßÚÊzuzøu E¸ÁõUSQßÓÚ
(D) Active transducers need amplification
BUiÆ i õßìi³\ºPÐUS ö£¸UP® ÷uøÁ
(E) Answer not known
Âøh öu¯ÂÀø»
25 568 - Textile Mechatronics
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46. Total draft in speed frame with 4 over 4 drafting system.
ì¤k ¨÷ õ® 4/4 i õ¨i[À ö©õzu i õ¨m Gߣx
(i) Break draft tension draft main draft
¤÷ U i õ¨m öhß\ß i õ¨m ö©°ß i õ¨m
(ii) Break draft main draft
¤÷ U i õ¨m ö©°ß i õ¨m
(iii) Main draft Break draft
ö©°ß i õ¨m ¤÷ U i õ¨m
(iv) Break draft Tension draft
¤÷ U i õ¨m öhß\ß i õ¨m
(A) (ii) and (iv) only (B) (i) only
(ii) ©ØÖ® (iv) ©mk® (i) ©mk®
(C) (iii) only (D) (iii) and (ii) only
(iii) ©mk® (iii) ©ØÖ® (ii) ©mk®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 26
Text of page 25
47. Electro pneumatic control in speed frame is used for
ì¥k ¤÷ ªÀ EÒÍ G»Um÷ õ {³©õiU Pmk¨£õk Cøu
Pmk¨£kzxQÓx
(A) Bobbin building
£õ¤ß ¤Ài[
(B) Overhead cleaning
ö©æß ÷©À C¸US® QÎÛ[ ]ìh®
(C) Top roller loading
hõ¨ ÷ õ»º ÷»õi[
(D) Stop motion
ìhõ¨ ÷©õåß
(E) Answer not known
Âøh öu¯ÂÀø»
27 568 - Textile Mechatronics
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48. A small dead weight (or) spring is used in the following tensioner.
]Ö GøhUPÀ RÌPsh ÷hß\ÚÀ £¯ß£kQÓx
(i) Capstan tensioner
÷P¨ìhß ÷hß\Úº
(ii) Additive tensioner
AimiÆ ÷hß\Úº
(iii) Combined tensioner
P®ø£ßk ÷hß\Úº
(iv) Automatic tensioner
Bm÷hõ÷©iU ÷hß\Úº
(A) (iii) only correct (B) (ii) only correct
(iii) ©mk® \ (ii) ©mk® \
(C) (iv) and (i) only correct (D) (i) only correct
(iv) ©ØÖ® (i) ©mk® \ (i) ©mk® \
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 28
Text of page 27
49. What are X and Y stands for in the given formula proposed by
SITRA for ring frame production.
[ ¤÷ ® EØ£zvø¯ PshÔ¯ ]m õ (SITRA) ÁõÀ ßö©õȯ¨£mh
`zv zvÀ Âk£mh X ©ØÖ® Y GßÖ SÔ¨¤h¨£mkÒÍ u ÄPÒ ¯õøÁ
Production / Spindle / 8 hours (g)
EØ£zv / ì¤ßiÀ / 8 ©o ÷| ® (Q õªÀ)
7.2 Spindle speed rpm Machine efficiency (%)
X Y 100
7.2 Spindle
ì¤ßiÀ speed (rpm)
rpm
÷ÁP® Machine
C¯¢v vÓß (%)
efficiency (%)
X Y 100
(A) Roving Hank and TM (B) TM and TPI
÷ õÂ[ ÷í[ ©ØÖ® TM TM ©ØÖ® TPI
(C) Count and TPI (D) Count and TM
PÄsm ©ØÖ® TPI PÄsm ©ØÖ® TM
(E) Answer not known
Âøh öu¯ÂÀø»
29 568 - Textile Mechatronics
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50. In Ring Spinning, TPI stands for
[ ¡Ø¤À TPI Gߣx __________ I SÔUS®.
(A) Twist Per Inch
iÂìm ö£º Cga
(B) Twist Product Index
iÂìm ¦ õhUm CßöhUì
(C) Twist Permissible Index
iÂìm ö£ºª]¤À CßöhUì
(D) Twist Performance Identifier
iÂìm ö£º£õº©ßì Iöhßiø£¯º
(E) Answer not known
Âøh öu¯ÂÀø»
51. What type of motors is/are used in driving and controlling the
spindle and flyers in speed frame?
ì¥m L¨÷ ªÀ ì¤siÀ ©ØÖ® L¤øͯºPøÍ C¯USÁuØS®
Pmk¨£kzxÁuØS® G¢u ÁøP ÷©õmhõºPÒ £¯ß£kzu¨£kQßÓÚ?
1. Servo motor
\º÷Áõ ÷©õmhº
2. Induction motor
CßhUåß ÷©õmhõº
3. Stepper motor
ìöh¨£º ÷©õmhõº
4. Inverter motor with VFD
VFD Ehß Ti¯ CßöÁºmhº ÷©õmhõº
(A) 1 and 2 only (B) 1 and 4 only
1 ©ØÖ® 2 ©mk® 1 ©ØÖ® 4 ©mk®
(C) 1 and 3 only (D) 3 and 4 only
1 ©ØÖ® 3 ©mk® 3 ©ØÖ® 4 ©mk®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 30
Text of page 29
52. The winding tension during winding, if more
øÁsi[ öhßåß AvP©õÚõÀ
(i) Loose packages will be produced
¿ì ÷£U÷Pä E¸ÁõS®
(ii) Hard packages will be produced
PiÚ©õÚ ÷£U÷Pä E¸ÁõS®
(iii) Yarn will get slaffed off
¡À E¸Â Á¢xÂk®
(iv) Unstable packages will be produced
{ø»zußø© CÀ»õu ÷£U÷Pä E¸ÁõS®
(A) (i) only correct (B) (ii) only correct
(i) ©mk® \ (ii) ©mk® \
(C) (iii) and (iv) only correct (D) (iv) only correct
(iii) ©ØÖ® (iv) ©mk® \ (iv) ©mk® \
(E) Answer not known
Âøh öu¯ÂÀø»
53. In Autoconer, cradle loading control is done by
Bm÷hõ÷PõÚÀ Q÷ iÀ ÷»õi[ Pmk¨£õmøh Gx ö\´QÓx?
(A) Mechanical feeler (B) Hydraulic pressure
ö©UPõÛUPÀ ¥Íº øím õ¼U AÊzu®
(C) Pneumatic pressure (D) Mechanical lever
{³÷©iU AÊzu® ö©UPõÛUPÀ ¼Áº
(E) Answer not known
Âøh öu¯ÂÀø»
31 568 - Textile Mechatronics
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54. Which company provide OHTC for spinning mills?
¡Ø£õø»UPõÚ OHTC ß u¯õ¨£õͺPÒ ¯õº?
(A) LG (B) ElGi
(C) Schlafhorst (D) Savio
(E) Answer not known
Âøh öu¯ÂÀø»
55. What is/are the principle used in overhead cleaner for clearing the
spinning zone in ring frame?
[ ¤÷ ªÀ £¯ß£k® ÷©À{ø» x¨¦ Ä P¸Â G¢u uzxÁzøu
Ai¨£øh¯õP öPõsk C¯[SQÓx?
(A) Blowing
¦÷Íõ°[ (FxuÀ)
(B) Suction
\U\ß (EÔg_uÀ)
(C) Blowing and Suction
¦÷Íõ°[ ©ØÖ® \U\ß FxuÀ ©ØÖ® EÔg_uÀ
(D) Extraction and Thermo regulation
¤zöukzuÀ ©ØÖ® öÁ¨£ JÊ[SøÓ
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 32
Text of page 31
56. What is the expansion of OHTC in ring frame?
[ ¤÷ ªÀ £¯ß£k® OHTCß ÂÁõUP® GßÚ?
(A) Over heat temperature controller
AvP öÁ¨£ Pmk¨£õmk P¸Â
(B) Over heat thermal controller
AvP öÁ¨£ (öuº©À) Pmk¨£õmk P¸Â
(C) Over head trolley cleaner
÷©À{ø» uÒÐÁsi _zu® ö\´²® P¸Â
(D) Over head travelling cleaner
÷©À{ø»¨ £¯n x¨¦ Ä P¸Â
(E) Answer not known
Âøh öu¯ÂÀø»
33 568 - Textile Mechatronics
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57. Match the following :
¤ßÁ¸ÁÚÁØøÓ¨ ö£õ¸zx
Types of splicing Materials generally processed
¤Í-Ä-£-kz-x® ÁøP-PÒ -ö£õ-x-ÁõP ö\¯-»õU-P¨-£-k®
ö£õ-¸m-PÒ
(a) Air splicing 1. Polyester yarn
PõØÖ Cøn¨¦ £õ-¼-¯ì-hº ¡À
(b) Mechanical splicing 2. Coarser double yarn
C¯¢v Cøn¨¦ P -k-- -hõÚ C møh ¡À
(c) Thermal splicing 3. Cotton single yarn
öÁ¨£ Cøn¨¦ £¸zv JØøÓ ¡À
(d) Water splicing 4. Finer double yarn
}º Cøn¨¦ ö©À-¼¯ C møh ¡À
(a) (b) (c) (d)
(A) 3 4 1 2
(B) 3 1 4 2
(C) 3 4 2 1
(D) 4 3 2 1
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 34
Text of page 33
58. Which yarn tensioner is used in Autoconer?
Bm÷hõ÷PõÚÀ G¢u ¡À öhßåÚº £¯ß£kzu¨£kQÓx?
(A) Mechanical Disc
C¯¢v Ámk
(B) Pneumatic Disc
{³÷©iU Ámk
(C) Hydraulic Disc
øím õ¼U Ámk
(D) Electronic Disc with gear system
Q¯º Aø©¨¦hß Ti¯ ªßÚq Ámk
(E) Answer not known
Âøh öu¯ÂÀø»
59. The settings, speed, production and efficiency is determined for the
draw frame by
i õL ¤÷ ªß, ö\mi[, ÷ÁP®, EØ£zv ©ØÖ® ÂQuõa\õ ® BQ¯øÁ
GÆÁõÖ PnURka ö\´¯¨£k®
(A) Adjusting the pneumatic speed variator
{²÷©õmiU ì¥k ÷Á¯mhº
(B) Based on the machine specifications and feedback control
ö©æÛß ì÷£]L¤U÷Påß ©ØÖ® u ÄPÒ
(C) Monitoring energy consumption
GÚºâ GÆÁÍÄ ö\»Âh¨£kQÓx
(D) Analyzing the yarn produced often each cycle
EØ£zv°ß öuõhº B´Ä
(E) Answer not known
Âøh öu¯ÂÀø»
35 568 - Textile Mechatronics
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60. The following electronic controls are used in OE spinning is
OE ì¤ßÛ[QÀ £¯ß£kzu¨£k® G»Um õÛU Pßm÷ õÀ GøÁ?
(A) Automatic tension control
Bm÷hõ÷©iU öhßéß Pmk¨£õk
(B) Speed regulators
ì¥k Pmk¨£õk
(C) Drafting regulators
i õL¨i[ Pmk¨£õk
(D) All of the above
÷©÷» EÒÍ AøÚzx®
(E) Answer not known
Âøh öu¯ÂÀø»
61. Ribbon breakers are using the principle of
øÁsi[ ªæÛÀ EÒÍ ¨£ß ¤÷ UPºì G¢u ÷|õUPzvÀ ö\¯À£kQÓx
(A) Changing the speed of winding drum intermittently
øÁßi[ m ®ªß ÷ÁP® AÆÁ÷£õx ©õÖ£kQÓx
(B) Changing the winding drum
øÁßi[ m ®ø© ©õØÖQÓx
(C) Changing the driving arrangement
iø -Â[ C¯U-Pzøu ©õØ-Ö-Á-x
(D) Changing the package
÷£U-÷Pä&-ø¯ ©õØÖQÓx
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 36
Text of page 35
62. The average time for Auto doffing in Ring frame is
uõÛ¯[Q hõ¤[QØPõÚ \ õ\ ÷| ®
(A) Less than 1 minute (B) 3 5 minutes
J¸ {ªhzøu Âh SøÓÄ 3 5 {ªh[PÒ
(C) 15 20 minutes (D) 25 minutes
15 20 {ªh[PÒ 25 {ªh[PÒ
(E) Answer not known
Âøh öu¯ÂÀø»
63. __________ control to motor during Auto doffing.
uõÛ¯[Q hõ¤[Qß ÷£õx ÷©õmhõø Gx Pmk¨£kzxQÓx
(A) Servo motor (B) Induction motor
ö\º÷Áõ ÷©õmhõº CßhU\ß ÷©õmhõº
(C) Invertor (D) Stepper motor
CßöÁºhº ìöh¨£º ÷©õmhõº
(E) Answer not known
Âøh öu¯ÂÀø»
64. Basic law (or) laws deals with pneumatic system is/are
{³÷©iU AÔ¯¼À £¯ß-£-kz-u¨-£-k® Ai¨£øh Âv/ÂvPÒ
(A) Boyles law and Gauss law
£õ°À Âv ©ØÖ® Põì Âv
(B) Charless law and Hooks law
\õº»ì Âv ©ØÖ® ïU Âv
(C) Boyles law and Charless law
£õ°À Âv ©ØÖ® \õº»ì Âv
(D) Charless law and Gauss law
\õº»ì Âv ©ØÖ® Põì Âv
(E) Answer not known
Âøh öu¯ÂÀø»
37 568 - Textile Mechatronics
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65. Which of the following is not correct according to the basic principle
of hydraulics?
øím õ¼Uêß Ai¨£øh ÷Põm£õmiß £i ¤ßÁ¸ÁÚÁØÔÀ Gx
uÁÓõÚx?
1. Liquid transmit pressure equally in all direction
v Á® AøÚzx vø\Pξ® AÊzuzøu \©©õP PhzxQÓx
2. Liquid will compress
v Á® AÊzu©øh²®
3. Pressure is equal to force divided by area
AÊzu® Gߣx £ ¨£õÀ ÁSUP¨£mh Âø\USa \©®
(A) 2 only (B) 1 only
2 ©mk® 1 ©mk®
(C) 3 only (D) 1 and 2 only
3 ©mk® 1 ©ØÖ® 2 ©mk®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 38
Text of page 37
66. Which of the following indicates good carding performance?
¤ßÁ¸ÁÚÁØÔÀ Gx |À» Põºi[ ö\¯ÀvÓøÚ SÔUQÓx?
(A) High Nep count
AvP Nep GsoUøP
(B) High CV%
AvP CV%
(C) Low waste and even sliver
SøÓ¢u PÈÄ ©ØÖ® \©©õÚ ]ø»Áº
(D) High twist on sliver
]ø»Áº AvP ÖUPÀ
(E) Answer not known
Âøh öu¯ÂÀø»
67. In carding machine the cylinder speed monitoring and the
perforated disk pulses are detected by
Põºi[ C¯¢v zvÀ, ]¼shº ÷ÁP PsPõo¨¦ ©ØÖ® xøÍ°h¨£mh
Ámk xi¨¦PÒ ¤ßÁ¸ÁÚÁØÓõÀ PshÔ¯¨£kQßÓÚ.
(A) Infrared sensor (B) Proximity sensor
APa]Á¨¦ ö\ß\õº A¸Põø© ö\ß\õº
(C) Photo electric cell (D) Pressure sensor
JΪßÚÊzu ö\À AÊzu ö\ß\õº
(E) Answer not known
Âøh öu¯ÂÀø»
39 568 - Textile Mechatronics
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68. The following electronics involved in the doffing sequence is
hõ¤[ ^UÁß]À £¯ß£kzu¨£k® G»Um õÛU Gx
(A) Sensor for yarn detection
¡ø» Psk¤iUS® ö\ß\õº
(B) Motors for spindle operation
ì¤ßhÒ B¨£÷ \ÝUPõÚ ÷©õmhõº
(C) Controllers for regulating machine speed
ö©]Ûß ÷ÁPzøuU Pmk¨£kzx® Pßm÷ õ»ºì
(D) All of the above
÷©÷» TÔ¯ AøÚzx®
(E) Answer not known
Âøh öu¯ÂÀø»
69. The waste Evacuation system in a spinning mill is used for
ì¤ßÛ[ ö©]ÛÀ E£÷¯õP¨£kzu£k® ÷Áìm CÁõUS÷Á\ß
]ìhzvß UQ¯¨ £[S
(A) Transferring yarn from one machine to another
J¸ ö©]Û¼¸¢x ©ØöÓõ¸ ö©]ÛØUS ¡ø» ©õØÖuÀ
(B) Removing unwanted cotton and waste materials
÷uøÁ¯ØÓ Põmhß ©ØÖ® ÷Áìm ö©mj¯ø» }USP
(C) Monitoring the yarns tension
¡¼ß öhß\øÚ PsPõozuÀ
(D) Spinning and drafting fibers
¡À ¡ØÓÀ ©ØÖ® i õ¨i[ ö\´uÀ
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 40
Text of page 39
70. The primary purpose of hydraulics in textile machines?
öhUìøhÀ ö©]ÛÀ øím õ¼U ]ìhzvß ªP UQ¯¨ £[S
(A) To control the temperature of machines
ö©]Ûß öÁ¨£zøu Pmk¨£kzxuÀ
(B) To provide mechanical power using fluid pressure
ö©UPõÛPÀ C¯UPzøu ¨Ñ°m »©õP öPõkzuÀ
(C) To regulate the speed of motors
÷©õmhõß ÷ÁPzøu Pmk¨£kzxuÀ
(D) To detect foreign particles in fibers
£g]À EÒÍ A¯À ö£õ¸mPøÍ PshÔuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
71. SA 8000 compliance ensures
GìH 8000 ]ìh©õÚx RÌUPshÁØÔÀ Gøu {ºÁQUQÓx
(A) Energy savings
BØÓÀ ÷\ª¨¦
(B) Social accountability and fair labor conditions
\P ö£õÖ¨¦nºÄ ©ØÖ® {¯õ¯©õÚ öuõÈ»õͺ {ø»ø©PÒ
(C) Fiber strength improvement
Lø££º Á¼ø©
(D) Automatic payroll
uõÛ¯[Q Fv¯u Ä
(E) Answer not known
Âøh öu¯ÂÀø»
41 568 - Textile Mechatronics
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72. The following is a shared goal of HMI and quality certifications like
ISO and SA 8000
GaG®I (HMI) ©ØÖ® u \õßÔuÌ øÓPÒ IGìK (ISO) ©ØÖ®
GìH 8000 (SA 8000) BQ¯ÁØÔß ö£õxÁõÚ SÔU÷PõÒ
(A) Increase paperwork
PõQu¨£oø¯ AvPzuÀ
(B) Maximize manual labor
øPøÓ EøǨø£ AvPzuÀ
(C) Enhance operational transparency and efficiency
ö\¯À£õmk öÁΨ£øhzußø© ©ØÖ® ö\¯ÀvÓøÚ AvPzuÀ
(D) Reduce system control
Aø©¨¦U Pmk¨£õmøhU SøÓzuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
73. Which standard replaced OHSAS 18001 for occupational health and
safety management?
öuõÈÀ\õº _Põuõ ® ©ØÖ® £õxPõ¨¦ ÷©»õsø©UPõÚ OHSAS 18001 I
G¢u u {ø» ©õØÔ¯x?
(A) ISO 9001 (B) ISO 14001
(C) ISO 45001 (D) SA 8001
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 42
Text of page 41
74. Which colour code is used for flammable gases in hazard
classification?
A£õ¯ ÁøP¨£õmiÀ G¯UTi¯ Áõ²UPÐUS G¢u Ásn SÔ±k
£¯ß£kzu£kQÓx?
(A) Yellow (B) White
©g\Ò öÁÒøÍ
(C) Red (D) Orange
]Á¨¦ B ga
(E) Answer not known
Âøh öu¯ÂÀø»
75. What does Shitsuke emphasize in the 5S methodology?
5S øÓ°À æm_÷P Gøu Á¼²ÖzxQÓx?
(A) Systematic arrangement
øÓ¯õÚ HØ£õk
(B) Self discipline and training
_¯ JÊUP® ©ØÖ® £°Ø]
(C) Cleaning
_zu® ö\´uÀ
(D) Sorting
Áø\¨£kzxuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
43 568 - Textile Mechatronics
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76. Which 5S principle focuses on cleanliness and inspection?
G¢u 5S öPõÒøP y´ø© ©ØÖ® £÷\õuøÚ°À PÁÚ® ö\¾zxQÓx?
(A) Seiri (B) Seiton
(C) Seiso (D) Seiketsu
(E) Answer not known
Âøh öu¯ÂÀø»
77. What is the primacy focus of the ISO 9000 series?
ISO 9000 öuõhß ußø© PÁÚ® Gx?
(A) Environmental management
_ØÖa`ÇÀ ÷©»õsø©
(B) Quality management systems
u ÷©»õsø© Aø©¨¦PÒ
(C) Occupational health and safety
öuõÈ»õͺ _Põuõ ® ©ØÖ® £õxPõ¨¦
(D) Social accountability
\P ö£õÖ¨¦nºÄ
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 44
Text of page 43
78. Which of the following is a benefit of ISO 14001?
¤ßÁ¸ÁÚÁØÔÀ ISO 14001Cß |ßø©(PÒ) Gx (GøÁ)?
I. Reduced energy usage
SøÓUP¨£mh BØÓÀ £¯ß£õk
II. Legal compliance
\mh CnUP®
III. Cost savings on waste
PÈÄPÎÀ ö\»Ä ÷\ª¨¦
(A) I and III only (B) I and II only
I ©ØÖ® III ©mk® I ©ØÖ® II ©mk®
(C) II and III only (D) I, II and III
II ©ØÖ® III ©mk® I, II ©ØÖ® III
(E) Answer not known
Âøh öu¯ÂÀø»
79. The following standard focuses on environmental performance
improvements
_ØÖa`ÇÀ ö\¯ÀvÓß ÷©®£õkPÎÀ PÁÚ® ö\¾zx® ¤ßÁ¸®
u {ø»PÒ
(A) ISO 9001 (B) ISO 14001
IGìK 9001 IGìK 14001
(C) SA 8000 (D) 5S
GìH 8000 5 Gì
(E) Answer not known
Âøh öu¯ÂÀø»
45 568 - Textile Mechatronics
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80. Which is false about textile control system?
áÄÎ Pmk¨£õmk Aø©¨¦PÒ £ØÔ¯ uÁÓõÚ P¸zx GßÚ?
(A) PLC can manage multiple motor drives
PLC £» ÷©õmhõº iø ÆPøÍ {ºÁQUP i²®
(B) HMI allows manual parameter entry
HMI øPøÓ AÍĸ EÒÏmøh AÝ©vUQÓx
(C) Automation reduces operator intervention
Bm÷hõ÷©åß B¨£÷ mhº uø»±møh SøÓUQÓx
(D) Hall sensors directly adjust temperature
íõÀ ö\ß\õºPÒ ÷| i¯õP öÁ¨£{ø»ø¯ \ö\´QßÓÚ.
(E) Answer not known
Âøh öu¯ÂÀø»
81. Which programming Language is most commonly used in PLCs for
textile control systems?
öhUìøhÀ Pmk¨£õmk Aø©¨¦PÐUS, PLCPÎÀ G¢u { »õUP ö©õÈ
ö£õxÁõP¨ £¯ß£kzu¨£kQÓx?
(A) Structured text (B) Ladder logic
Pmhø©UP¨£mh Eø ÷»hº »õâU
(C) Java (D) Python
áõÁõ ø£zuõß
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 46
Text of page 45
82. HMI softwares typically supports
HMI ö©ßö£õ¸Ò ö£õxÁõP Gøu BuUQÓx?
(A) Hard wares only inputs
Áßö£õ¸Ò EÒÏkPÒ ©mk®
(B) Only graphics design
Q õ¤Uì ÁiÁø©¨¦ ©mk®
(C) Process logic and user interface
ö\¯ÀøÓ uºUP® ©ØÖ® £¯Úº CøhP®
(D) Power backup control
ªß\õ ® ¤ßuÍ Bu Ä Pmk¨£õk
(E) Answer not known
Âøh öu¯ÂÀø»
83. In air-jet spinning, PLC communicates with how many inverters?
Hº öám ì¤ßÛ[QÀ, PLC GzuøÚ CßöÁºmhºPÐhß öuõhº¦
öPõÒQÓx ?
(A) 2 (B) 3
(C) 4 (D) 5
(E) Answer not known
Âøh öu¯ÂÀø»
47 568 - Textile Mechatronics
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84. Which component measures motor speed in the pure display HMI
project?
Pure display HMI vmhzvÀ ÷©õmhõº ÷ÁPzøu AÍÂk® TÖ Gx?
(A) Tachometer (B) Encoder
÷hU÷Põ «mhº Gß÷Põhõº
(C) Hall sensor (D) Thermistor
íõÀ ö\ß\õº öuºªìhº
(E) Answer not known
Âøh öu¯ÂÀø»
85. Match the following :
ö£õ¸zxP :
(a) Sulzer 1. Fused selvedge
_ÀIº ¨³_k ]À÷Áä
(b) Rapier 2. Relay nozzle
÷ ¤¯º ÷» |õ]À
(c) Airjet 3. Tip transfer
íº ám i¨ m õßì£õº
(d) Waterjet 4. Projectile
Áõmhº ám ¦÷ õöáUøhÀ
(a) (b) (c) (d)
(A) 2 1 4 3
(B) 3 4 1 2
(C) 2 3 4 1
(D) 4 3 2 1
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 48
Text of page 47
86. What does Jacquard shedding allow in terms of warp yarn control?
Áõº¨ ¡À Pmk¨£õmiß Ai¨£øh°À Jacquard ö\mi[ Gøu
AÝ©vUQÓx?
(A) Movement of only heald shafts as a group
J¸ SÊÁõP ïÀm uskPøÍ ©mk® |PºzxuÀ
(B) Individual control of each heald wire
JÆöÁõ¸ ïÀm Á¯ø ²® uÛzuÛ¯õP Pmk¨£kzuÀ
(C) Control of only two heald shaft at a time
J÷ ÷| zvÀ C sk ïÀm uskPøÍ ©mk® Pmk¨£kzuÀ
(D) Regulation of warp yarn tension only
Áõº¨ ¡¼ß CÊÂø\ø¯ ©mk® JÊ[S¨£kzxuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
87. In textile dyeing machine, which material is used in the
temperature through to reach 150 C under normal pressure?
áÄÎ \õ¯ªk® C¯¢v zvÀ \õuõ n AÊzuzvß RÌ
150 C öÁ¨£{ø»ø¯ Aøh¯ G¢u ö£õ¸Ò £¯ß£kzu£kQÓx?
(A) Water (B) Oil
uspº Gsön´
(C) Glycerine (D) Ethanol
QÎ\ß GzuÚõÀ
(E) Answer not known
Âøh öu¯ÂÀø»
49 568 - Textile Mechatronics
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88. Which of these is not displayed on a pure-display HMI system?
¤ßÁ¸ÁÚÁØÔÀ Gx öÁÖ®&Põm] HMI Aø©¨¤À Põmh¨£hõx?
(A) Speed (B) Tension
÷ÁP® CÊøÁ
(C) Control outputs (D) Set length
Pmk¨£õmk öÁαkPÒ Aø©UP¨£mh }Í®
(E) Answer not known
Âøh öu¯ÂÀø»
89. Rotor spinning machines eliminate the need for ___________ process.
÷ õmhõº ¡Ø¦ C¯¢v [PÒ ö\¯ÀøÓ°ß ÷uøÁø¯
}USQßÓÚ.
(A) Roving (B) Drawing
÷ õÂ[ m õ°[
(C) Winding (D) Combing
øÁsi[ ÷Põ®¤[
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 50
Text of page 49
90. HMI in modern weaving machine supports
|ÃÚ ö|\Ä C¯¢v Bu ÄPÎÀ GaG®I&ß £¯ß£õk
(A) Line display of weft insertion yarn tension, stoppage log
öÁ¨m ö\¸PÀ, ¡À CÊÂø\ ©ØÖ® {Özu¨£vÄ
(B) Bobbin printing
£õ¤ß Aa]kuÀ
(C) Operator payment tracking
B¨£÷ mhº Pmhn PsPõo¨¦
(D) Shuttle placement
\miÀ Ch® Põm]
(E) Answer not known
Âøh öu¯ÂÀø»
91. Electrically power means
ªßvÓß GßÓõÀ
(A) Voltage Current (B) Voltage Resistance
ªßÚÊzu® ªß÷Úõmh® ªßÚÊzu® ªßuøh
(C) Current Resistance (D) Voltage / Current
ªß÷Úõmh® ªßuøh ªßÚÊzu® / ªß÷Úõmh®
(E) Answer not known
Âøh öu¯ÂÀø»
51 568 - Textile Mechatronics
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92. Electrical quantities are related in Ohms law
K® Âvø¯ \õº¢u ªß\õ AÍÄPÒ
(A) Current, Resistance and Power
ªß÷Úõmh®, ªßuøh ©ØÖ® vÓß
(B) Current, Voltage and Resistivity
ªß÷Úõmh®, ªßÚÊzu® ©ØÖ® ªßuk¨¦ vÓß
(C) Current, Voltage and Resistance
ªß÷Úõmh®, ªßÚÊzu® ©ØÖ® ªßuøh
(D) Voltage, Resistance and Current Density
ªßÚÊzu®, ªßuøh ©ØÖ® ªß Ahºzv
(E) Answer not known
Âøh öu¯ÂÀø»
93. If resistors of 10 , 20 and 30 are connected in parallel, the total
resistance is
10K®ì, 20K®ì ©ØÖ® 30K®ì ªßuøhPÒ Cøn¯õP
CønUP¨£mhõÀ, ö©õzu ªßuøh°ß ©v¨¦
(A) 60 (B) 10
(C) 5.45 (D) 1.25
(E) Answer not known
Âøh öu¯ÂÀø»
94. According to Ohms Law, the formula to find the line current
K® Âv°ß£i ø»ß P søh&I PshÔ²® L£õº»õ
Z E
(A) I Line (B) I Line
E Z
(C) I Line A (D) I Line Z
Z A
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 52
Text of page 51
95. One electron volt is equal to
J¸ G»Um õß ÷ÁõÀm US \©®
(A) 16 10 19 J (B) 1.6 1019 J
(C) 16 1019 J (D) 1.6 10 19 J
(E) Answer not known
Âøh öu¯ÂÀø»
96. The unit of Electrical Energy?
ªßÚõØÓ¼ß A»S
(A) Volt (B) Joules
÷ÁõÀm ãÀì
(C) Watt hour (D) Watt
Áõm íÁº Áõm
(E) Answer not known
Âøh öu¯ÂÀø»
97. A cable with several conductors is known as ___________ cable.
£» PhzvPÒ öPõsh J¸ ÷P¤Ò GÚ AøÇUP¨£kQÓx.
(A) Single-core (B) Multi-core
][QÒ&÷Põº ©Ài&÷Põº
(C) Double-core (D) Four-core
h¦Ò&÷Põº |õßS&÷Põº
(E) Answer not known
Âøh öu¯ÂÀø»
53 568 - Textile Mechatronics
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98. The class of fire is classified in involving metals is
E÷»õP[PøÍ EÒÍhUQ¯ ö|¸¨¤À ÁS¨¦
ÁøP¨£kzu¨£kQÓx.
(A) Class A fire (B) Class B fire
QÍõì A ö|¸¨¦ QÍõì B ö|¸¨¦
(C) Class C fire (D) Class D fire
QÍõì C ö|¸¨¦ QÍõì D ö|¸¨¦
(E) Answer not known
Âøh öu¯ÂÀø»
99. The contents of check list for Job safety analysis?
÷Áø» £õxPõ¨¦ £S¨£õ´ÄUPõÚ \£õº¨¦¨ £mi¯¼À EÒÍ
EÒÍhUP[PÒ
(A) Work area, material, machine, tools
÷Áø» Ch®, ö£õ¸Ò, C¯¢v ®, P¸ÂPÒ
(B) Men, machine, material, tools
÷Áø»BÒ, C¯¢v ®, ö£õ¸Ò, P¸ÂPÒ
(C) Men, material, work area, tools
÷Áø»BÒ, ö£õ¸Ò, ÷Áø» Ch®, P¸ÂPÒ
(D) Machine, work area, material, men
C¯¢v ®, ÷Áø» Ch®, ö£õ¸Ò, ÷Áø»BÒ
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 54
Text of page 53
100. Which method is used for blanketing with foam to extinguish the
fire?
wø¯ AønUP ~ø ÷£õºøÁ ÷£õkÁuØS G¢u øÓ
£¯ß£kzu¨£kQÓx.
(A) Cooling (B) Starving
SκÂzuÀ ìhõºÂ[
(C) Smothering (D) Heating
ì©õzu[ `hõUSuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
101. What is the part Marked as X?
X GÚ SÔUP¨£mkÒÍ £õPzvß ö£¯º GßÚ?
(A) Ferrule (B) Edge
ö£¹À øÚ
(C) Tang (D) Tip
hõ[ ~Û
(E) Answer not known
Âøh öu¯ÂÀø»
55 568 - Textile Mechatronics
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102. Combination pliers are typically made of
Tmk CkUQ ö£õxÁõP __________ ö£õ¸mPÍõÀ u¯õUP¨£kQÓx.
(A) Cast iron (B) High-carbon steel
Áõº¨¦ C¸®¦ E¯º Põº£ß GLS
(C) Wood (D) Plastic
© ® ¤ÍõìiU
(E) Answer not known
Âøh öu¯ÂÀø»
103. Side cutting pliers are also known as
£UPÁõmk öÁmk® CkUQ ____________ GßÖ® AøÇUP¨£kQÓx.
(A) Needle-Nose-plier (B) Combination plier
F] US CkUQ Tmk CkUQ
(C) Diagonal plier (D) Slip-Joint plier
ø»Âmh CkUQ \ÖUS Cøn¨¦ CkUQ
(E) Answer not known
Âøh öu¯ÂÀø»
104. If the clearance angle of chisel is too high ________ will happen.
E롧 Qί ßì ÷Põn® AvP©õP C¸¢uõÀ __________ HØ£k®.
(A) Slipping of chisel
EÎ |ÊÄuÀ
(B) Digging on the surface
÷©Ø£ ¨¤À ÷uõskuÀ
(C) Cutting edge will break
Pmi[ Gmä Eøh¢x Âk®
(D) Heavy metal removal from the surface
÷©Ø£ ¨¤À C¸¢x PÚ P E÷»õP }UP®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 56
Text of page 55
105. Why the cutting face of file are slightly bellied on length wise?
Lø£ÀPÎß (file) öÁmk P¨¦ £Sv }ÍÁõUQÀ \ØÖ S¢v¸¨£x Hß?
(A) Get proper grip over workpiece
£o ö£õ¸Ò «x \¯õÚ ¤i¨ø£ ö£Ó
(B) Filling flat surface is made easier
÷u´zx \©uÍ £ ¨¦PøÍ GÎvÀ E¸ÁõUP
(C) Permit clearance between file face and work piece
Lø£¼ß P¨¦ ©ØÖ® £oö£õ¸ÐUS Cøh÷¯ AÝ©vUP¨£mh
CøhöÁÎUPõP
(D) Ensure more pressure on workpiece while filing
£o¨ö£õ¸Ò «x AvP AÊzu® öPõkUP (or) EÖv¨£kzu
(E) Answer not known
Âøh öu¯ÂÀø»
106. What is the part marked as X in vernier caliper?
öÁºÛ¯º Põ¼£À X GÚU SÔUP¨£mh £Sv GßÚ?
(A) Internal jaw (B) Locking jaw
Em¦Ó uõøh §mkuÀ uõ-øh
(C) External jaw (D) Main scale
öÁÎ¦Ó uõøh UQ¯ AÍÄ ÷PõÀ
(E) Answer not known
Âøh öu¯ÂÀø»
57 568 - Textile Mechatronics
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107. ________ is measured by multimeter.
©Àmi «mhø £¯ß£kzv __________ I AÍUP»õ®.
(A) Voltage (B) Energy
÷ÁõÀ÷hä GÚºâ
(C) Frequency (D) Time duration
¤SÁß] ÷| ® CøhöÁÎ
(E) Answer not known
Âøh öu¯ÂÀø»
108. ________ vice used for holding round shape of metals.
E¸øÍ ÁiÁ® EÒÍ ö©mhÀPøÍ ¤i¨£uØS ________ ÁøP¯õÚ
øÁìPÒ £¯ß£kQÓx
(A) Bench vice (B) Leg vice
ö£ßa øÁì (vice) ö»U øÁì (vice)
(C) Pipe vice (D) Hand vice
ø£¨ øÁì (vice) öíßm øÁì (vice)
(E) Answer not known
Âøh öu¯ÂÀø»
109. The type of connector is commonly crimped using a crimping tool in
networking.
ö|mÁºUQ[QÀ Q®¤[ P¸Âø¯¨ £¯ß£kzv ________ ÁøP¯õÚ
Cøn¨£õßPøÍ ö£õxÁõP Q®¨ ö\´¯¨£kQÓx.
(A) RJ-45 (B) HDMI
(C) USB (D) VGA
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 58
Text of page 57
110. Needle files are used for
}iÀ Lø£ÀPÒ ________ £¯ß£kQÓx.
(A) Rough work (B) Delicate work
PiÚ©õÚ ÷Áø» ~m£©õÚ ÷Áø»
(C) Finishing work (D) Assembling work
iUS® ÷Áø» Aö\®£Î ÷Áø»
(E) Answer not known
Âøh öu¯ÂÀø»
111. ________ ohms equal to one mega ohm.
________ K®ìPÒ Gߣx J¸ ö©Põ K®&US \©®.
(A) 10 k ohm (B) 100 k ohm
10 Q÷»õ K® 100 Q÷»õ K®
(C) 11 k ohm (D) 1000 k ohm
11 Q÷»õ K® 1000 Q÷»õ K®
(E) Answer not known
Âøh öu¯ÂÀø»
112. ________ power is provided to a meggar.
________ vÓß ö©UP¸US ÁÇ[P¨£kQÓx.
(A) AC generator (B) PM DC generator
H.]. öáÚ÷ mhº PM i] öáÚ÷ mhº
(C) Battery (D) Inverter
÷£mh CßÁºmhº
(E) Answer not known
Âøh öu¯ÂÀø»
59 568 - Textile Mechatronics
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113. Steel rules are generally made of
ìjÀ ¹À ö£õxÁõP ________ ö©mj¯Àì £¯ß£kzu¨£kQÓx.
(A) Spring steel (B) Aluminium
ì¤[ ìjÀ A¾ªÛ¯®
(C) Copper (D) Cast iron
Põ¨£º Põìm I¯ß
(E) Answer not known
Âøh öu¯ÂÀø»
114. A single-phase power factor meter measure
JØøÓ&Pmh £Áº L÷£Uhº «mhº ________ AÍÂkQÓx?
(A) Active power
C¯UP vÓß
(B) Reactive power
ÂøÚ vÓß
(C) Apparent power
öÁΨ£øh¯õÚ vÓß
(D) Phase angle between voltage and current
ªßÚÊzuzvØS® ªß÷ÚõmhzvØUS® Cøh°»õÚ L÷£ì ÷Põn®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 60
Text of page 59
115. Which type of resistance is best measured using a shunt type ohm
meter?
G¢u ÁøP¯õÚ ªßuøhø¯ åsm ÁøP K® «mhø ¨ £¯ß£kzv
]Ó¨£õP AÍÂh i²®?
(A) Very high resistance (B) Medium resistance
ªP AvP ªßuøh |kzu ªßuøh
(C) Low resistance (D) Very low resistance
SøÓ¢u ªßuøh ªPU SøÓ¢u ªßuøh
(E) Answer not known
Âøh öu¯ÂÀø»
116. Which step is important for soldering?
\õ¼h[ ö\´¯ G¢u £i UQ¯©õÚx?
(A) Heating a joint (B) Cooling a joint
J¸ áõ°ßmøh öÁ¨£©õUPÀ J¸ áõ°ßmøh Sκa]¯õSuÀ
(C) Pasting a joint (D) Cleaning a joint
J¸ áõ°ßmøh JmkuÀ J¸ áõ°ßmøh _zu® ö\´uÀ
(E) Answer not known
Âøh öu¯ÂÀø»
117. Which instrument is used to measure resistance of ground?
Q Äsiß ªßuøhø¯ AÍUP G¢u P¸Â £¯ß£kQÓx?
(A) Ammeter (B) Ohm meter
A®«mhº K® «mhº
(C) Multi meter (D) Earth tester
©Ài «mhº Gºz öhìhº
(E) Answer not known
Âøh öu¯ÂÀø»
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118. Accuracy of bevel protractor is
ö£ÁÀ ¦÷ õhUhß ~ÝUP®
(A) 5' minute (B) 7' minute
5' ªÛm 7' ªÛm
(C) 8' minute (D) 10' minute
8' ªÛm 10' ªÛm
(E) Answer not known
Âøh öu¯ÂÀø»
119. Unit of energy meter is
Gں⠫mhß A»S
(A) Kilo watt/Hour (B) Kilo watt/Time
Q÷»õ Áõm/©o÷| ® Q÷»õ Áõm/÷| ®
(C) Kilo watt/Minute (D) Kilo watt/Second
Q÷»õ Áõm/{ªh® Q÷»õ Áõm/ÂÚõi
(E) Answer not known
Âøh öu¯ÂÀø»
120. In a meggar controlling torque is provided by
ö©UPÀ, Pmk¨£õmk ÖUS Âø\ ________ ÁÇ[P¨£kQÓx.
(A) Spring (B) Gravity
ì¤[ Q õÂmi
(C) Coil (D) Eddy current
Põ°À Gmi P sm (Eddy current)
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 62
Text of page 61
121. Field effect transistor is ________ control device.
¥Àk G£Um i õßì]ìhº Gߣx ________ Pmk¨£õmk \õuÚ®.
(A) Voltage (B) Current
÷ÁõÀ÷hä ªß\õ ®
(C) Resistance (D) Power
ªßuøh ªß\Uv
(E) Answer not known
Âøh öu¯ÂÀø»
122. ________ terminal in a TRIAC is used for triggering the device.
TRIAC&À EÒÍ ________ öhºªÚÀ \õuÚzøu ysh
£¯ß£kzu¨£kQÓx.
(A) Source (B) Gate
÷\õºì ÷Pm
(C) Anode (D) Cathode
B÷Úõm ÷P÷uõm
(E) Answer not known
Âøh öu¯ÂÀø»
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123. In active mode, the base-emitter junction of a transistor is
i õß]ìhÀ BUiÆ ÷©õiÀ, ÷£ì&Gªmhº \¢v¨¦ ________ BP
C¸US®.
(A) Reverse biased
uø»RÌ \õº¦øh¯x
(B) Forward biased
ß÷ÚõUQ \õº¦øh¯x
(C) Neutral
|k{ø»
(D) Both junctions forward biased
C sk \¢v¨¦PЮ ß÷ÚõUQ \õº¦øh¯x
(E) Answer not known
Âøh öu¯ÂÀø»
124. The advantage of using ICs in textile machines
áÄÎ C¯¢v [PÎÀ ICs&Pøͨ £¯ß£kzxÁuß |ßø©PÍõÁx?
(A) Reduced durability
SøÓUP¨£mh B²Ò
(B) Increased noise
AvPzu \zu®
(C) Compact design and high reliability
]Ô¯ ÁiÁø©¨¦ ©ØÖ® AvP |®£Pzußø©
(D) Only used for display
Põm]US ©mk÷© £¯ß£kzu¨£kQÓx
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 64
Text of page 63
125. In a FET amplifier the output is taken from the
J¸ FET B®¨¼Lø£¯À, AÄm¦m öÁαk G[Q¸¢x
GkUP¨£kQÓx?
(A) Drain (B) Gate
iö °ß ÷Pm
(C) Substrate (D) Source
\¨ìm÷ m ÷\õºì
(E) Answer not known
Âøh öu¯ÂÀø»
126. MOSFET differs from a JFET mainly because
MOSFET BÚx JFET ¼¸¢x ÷ÁÖ£kQÓx HöÚÛÀ
(A) Of power rating
\Uv ©v¨¥k £Áº ÷ mi[
(B) The MOSFET has two gate
÷©õìLö£miÀ C sk gate EÒÍÚ
(C) The JEFT has a PN junction
JEFTÀ PN á[\ß EÒÍx
(D) The JEFT has one gates
JEFTÀ J¸ gate EÒÍx
(E) Answer not known
Âøh öu¯ÂÀø»
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127. In transistor heavily dopped region is
i õßì]ìhÀ AvP AÍÂÀ ©õ_£kzu¨£mh £Sv
(A) Emitter (B) Base
Gªmhº ÷£ì
(C) Collector (D) Emitter and collector
Pö»Pºmhº Gªmhº ©ØÖ® Pö»UPhº
(E) Answer not known
Âøh öu¯ÂÀø»
128. Capacitance is directly proportional to
÷P£õ]mhº (ªß÷uUP®) Gߣx ÷| i¯õP G¢u ÂQuzvÀ Aø©²®.
(A) Distance between plates (B) Area of the plates
umkPÐUS Cøh°»õÚ y ® umkPÎß £ ¨£ÍÄ
(C) Resistance of plates (D) Magnetic field
umkPÎß Gvº¨¦ Põ¢u¨ ¦»®
(E) Answer not known
Âøh öu¯ÂÀø»
129. A conductor is said to be perfect if it has
J¸ Phzv C¢u £sø£U öPõsi¸¢uõÀ Ax \¯õÚx GÚ TÓ¨£kQÓx.
(A) Very high resistance (B) High temperature
ªP AvP Gvº¨¦ AvP öÁ¨£{ø»
(C) Zero resistance (D) Low conductivity
§ä¯ Gvº¨¦ SøÓ¢u PhzxvÓß
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 66
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130. The conductivity of semiconductor increases with
J¸ SøÓPhzv°ß Phzx® vÓß ________ BÀ AvPUQÓx.
(A) Increase in temperature (B) Decrease in temperature
öÁ¨£{ø»¯õÀ AvPUS® öÁ¨£{ø»¯õÀ SøÓ²®
(C) Pressure (D) Force
AÊzu® Âø\
(E) Answer not known
Âøh öu¯ÂÀø»
131. The SCR conducts when
SCR ________ ÷£õx PhzxQÓx.
(A) Cathode is positive and gate is triggered
÷Pz÷uõm ÷|º©øÓ¯õPÄ®, ÷Pm ysh¨£k® ÷£õx
(B) Anode is positive and gate is triggered
B÷Úõm ÷|º©øÓ¯õPÄ®, ÷Pm ysh¨£k® ÷£õx®
(C) Gate is open
÷Pm vÓ¢v¸US® ÷£õx
(D) Gate is shorted to cathode
÷Pm ÷Pz÷uõkhß åõm BS® ÷£õx
(E) Answer not known
Âøh öu¯ÂÀø»
67 568 - Textile Mechatronics
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Text of page 66
132. In a multimeter, to measure DC voltage, the probes should be
connected :
J¸ ©Ài«mhÀ, DC ªßÚÊzuzøu AÍÂh, ¨÷ õ¨PÒ CÆÁõÖ
CønUP¨£h ÷Ásk®.
(A) In series with the load (B) To the ground only
÷»õkhß öuõhÀ Q Äsm&Ehß ©mk®
(C) To the neutral wire only (D) Across the component
{³m À J¯ºUS ©mk® Põ®÷£õÚmUS Cøn¯õP
(E) Answer not known
Âøh öu¯ÂÀø»
133. The temperature range used in soldering station is
\õ¼h[ ì÷håÛÀ £¯ßkzu¨£k® öÁ¨£{ø» Á ®¦ GßÚ?
(A) 150°C to 450°C (B) 450°C to 600°C
(C) 600°C to 800°C (D) 800°C to 1000°C
(E) Answer not known
Âøh öu¯ÂÀø»
134. A furnace differs from a heater in
J¸ Eø» (L£ºÚì) J¸ ïmh¼¸¢x GÆÁõÖ ÷ÁÖ£kQÓx
(A) Size only
AÍÄ ©mk÷©
(B) Operating voltage only
C¯UP ªßÚÊzu® ©mk®
(C) Application and temperature range
£¯ß£õk ©ØÖ® öÁ¨£{ø» Á ®¦
(D) Operating current only
C¯UP ªß÷Úõmh® ©mk®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 68
Text of page 67
135. The primary purpose of a test lamp when testing a circuit is
J¸ \ºU²mI ÷\õvUS® ÷£õx ÷\õuøÚ ÂÍUQß ußø© ÷|õUP®
GßÚ?
(A) To measure voltage
ªßÚÊzuzøu AÍÂh
(B) To indicate the presence of voltage
ªßÚÊzu® C¸¨£øuU SÔUP
(C) To measure (current) resistance
ªßuøhø¯ AÍÂh
(D) To measure current
ªß÷Úõmhzøu AÍÂh
(E) Answer not known
Âøh öu¯ÂÀø»
136. Solid angle is expressed in term of
vh ÷Põn® C¢u Ai¨£øh°ß »©õP öÁΨ£kzu¨£kQÓx
(A) Steradians (B) Radians/meter
ìi¯ßPÒ ÷ i¯ßPÒ/«mhº
(C) Degrees (D) Angstrom
iQ B[ìm÷ õ®
(E) Answer not known
Âøh öu¯ÂÀø»
137. Mercury vapour lamp gives types of light
ö©ºUS ÷Á¨£º »õ®¦ Âu©õÚ JÎø¯ ÁÇ[SQÓx
(A) White light-bluish (B) Greenish blue light
}» JÎ P»¢u öÁÒøÍ JÎ £_ø© JÎ}» JÎ
(C) Pink white light (D) Yellow light
¤[U öÁÒøÍ JÎ ©g\Ò JÎ
(E) Answer not known
Âøh öu¯ÂÀø»
69 568 - Textile Mechatronics
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Text of page 68
138. Luminous efficiency of a fluoresent tube is WATT
L¨ \ßm SÇõ°ß JÎ ÂøÍÄ Áõm BS®
(A) 10 lumens/watt (B) 20 lumens/watt
10 ¿©ßPÒ/Áõm 20 ¿©ßPÒ/Áõm
(C) 40 lumens/watt (D) 60 lumens/watt
40 ¿©ßPÒ/Áõm 60 ¿©ßPÒ/Áõm
(E) Answer not known
Âøh öu¯ÂÀø»
139. is the purpose of a circuit breaker in a heater circuit
ïmhº \ºU³miÀ \ºU³m ¤÷ UPß ÷|õUP®
(A) To increase the voltage
ªßÚÊzuzøu AvPUP
(B) To protect the circuit from overload and short circuit
KÁº÷»õm ©ØÖ® åõºm \ºUR³m¼¸¢x £õxPõUP
(C) To regulate the temperature
öÁ¨£{ø»ø¯ JÊ[S¨£kzu
(D) To reduce the current flow
ªß÷Úõmhzvß Kmhzøu SøÓUP
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 70
Text of page 69
140. is the main function of a loom in a textile mill
J¸ áÄÎ Bø»°À J¸ (¿®) UQ¯ ö\¯À£õk
(A) To remove impurities from the fiber
CøÇ°¼¸¢x A_zu[PøÍ APØÖuÀ
(B) To twist fibers into yarn
CøÇPøÍ ¡»õP v¸¨¦uÀ
(C) To dye the fabric
xoø¯ \õ¯ªkuÀ
(D) To interlace warp and weft threads to create fabric
xoø¯ E¸ÁõUP Áõº¨ ©ØÖ® öÁL¨m ¡ÀPøÍ Jß÷ÓõöhõßÖ
CønuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
141. The electronics commonly involved in the doffing operation
hõ¤[ B¨£ ÷\ÛÀ £¯ß£kzu¨£k® G»Um õÛU ]ìh® Gx?
(A) Micro controller
ø©U÷ õ Psm÷ õ»º
(B) Sensors for detecting yarn length
¡¼ß }Ízøu PshÔ²® ö\ß\õº
(C) Electric motors for spindles
ì¤ßh¾UPõÚ G»UmU ÷©õm-hõº
(D) All of the above
÷©÷» TÔ¯ AøÚzx®
(E) Answer not known
Âøh öu¯ÂÀø»
71 568 - Textile Mechatronics
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Text of page 70
142. The electrical and electronics involved in the blow room help in the
regulation of
¨÷Íõ¹ªÀ £¯ß£kzu¨£k® Gö»UmPÀ Asm G»Um õ-ßPÒ
RÌUPshÁØÔÀ Gøu JÊ[S£kzu EuÄQÓx
(A) Spindle speed
ì¤ßhÀ ÷ÁP®
(B) Yarn Thickness
¡¼ß ö©õzuzvøÚ
(C) Fiber flow and detection of foreign particles
ø££º ¨÷Íõ ©ØÖ® A¯À ö£õ¸øÍ PshÔuÀ
(D) Drafting speed
i õ¨i[Qß ÷ÁP®
(E) Answer not known
Âøh öu¯ÂÀø»
143. Which type of drive gives accurate transmission motion and alter
torque/speed?
C¯UPzøu xÀ¼¯©õP £©õØÔ, _ÇÀ Á¼Ú ©ØÖ® ÷ÁPzøu ©õØÖ®
ußø© öPõsh iø Æ ]ìh® Gx?
(A) Gear drive (B) Chain drive
Q¯º ö\°ß
(C) V-Belt drive (D) Flat belt drive
V-ö£Àm L¤Íõm ö£Àm
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 72
Text of page 71
144. In the following, which is not suggested for textile machinery?
RÌPshÁØÖÒ G¢u ÁøP öhUìøhÀ ö©æÝUS HØÓx
(A) Mechanical type (belt/gear)
ö©UPõÛUPÀ (ö£Àm/Q¯º)
(B) Electric type (AC/DC/VFD)
G»UmUPÀ (AC/DC/VFD)
(C) Pneumatic
{³÷©miU
(D) Nuclear
{³Uίº
(E) Answer not known
Âøh öu¯ÂÀø»
145. Auto leveller is used in
RÌPsh ªæÛÀ Bm÷hõ ÷»Áͺ £¯ß£kQÓx
(A) Draw frame
i õ ¤÷ ®
(B) Comber
÷Põ®£º
(C) Automatic cone winder
Bm÷hõ÷©miU ÷Põs øÁshº
(D) Speed frame
ì¥k ¥÷ ®
(E) Answer not known
Âøh öu¯ÂÀø»
73 568 - Textile Mechatronics
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Text of page 72
146. What is the advantages of synchronous motors?
][PºÚì ÷©õmhß £¯ß GßÚ?
(A) Simple speed control
GÎuõÚ ÷ÁP ©õØÖ
(B) High starting torque
÷©õmhõø C¯UP AvP¨£i¯õÚ hõºU ÷uøÁ
(C) Constant speed
©õÓõu ÷ÁP®
(D) Low cost
SøÓÁõÚ Âø»
(E) Answer not known
Âøh öu¯ÂÀø»
147. The purpose of stop motion device in carding machine is to stop the
machine, when will trigger the stop motion mechanism?
Põºi[ ö©æÛ¾ÒÍ ìhõ¨ ÷©õåß Aø©¨¦ G¨÷£õx ÷Áø» ö\´¯¨
£oUP¨£mhx
(A) Sliver tension variation
]ø»Áß öhßéß ©õÖ£õk
(B) Broken missing sliver
]ø»Áº A¸¢uõÀ/CÀ»õ©À ÷£õÚõÀ
(C) Cylinder speed variation
]¼shß ÷ÁP® ©õÖ£mhõÀ
(D) Doffer speed variation
hõ£º ÷ÁP® ©õÖ£mhõÀ
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 74
Text of page 73
148. The objective of PLC in blow room
¦÷Íõ ¹ªÀ ¤.GÀ.] °ß ÷|õUP®
(A) Controlling process sequences
¤ õ-\ì Áø\ø¯ Pmk¨£kzu
(B) Input material selection
EÒÏk ö£õ¸øÍ ÷uº¢öukUP
(C) Opening and cleaning
K£Û[ ©ØÖ® QÎÛ[
(D) Digital computing
iâmhÀ P®³mi[
(E) Answer not known
Âøh öu¯ÂÀø»
149. Automatic cleaning in carding machine is done by
Põºi[ ö©æÛß _zuzøu uõÚõP Pmk¨£kzx® Aø©¨¦
(A) Manual
÷©ÝÁÀ
(B) Actuators
BU_ ÷Ámhº
(C) Hand tools
÷íßm lÀ
(D) Actuators controlled by PLC
¤GÀ] Ehß C¯[S® BU_÷Ámhº
(E) Answer not known
Âøh öu¯ÂÀø»
75 568 - Textile Mechatronics
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Text of page 74
150. In blow room, what is controlled by sensors and actuators in bale
opener?
÷£À J£ÚÀ £¯ß£kzu¨£k® ö\ß\º ©ØÖ® BU_÷Ámhß G¢u
÷Áø»ø¯ Pmk¨£kzxQÓx?
(A) Fibre length (B) Roller speed
ø££º }Í® ÷ õ»ß ÷ÁP®
(C) Yarn twist (D) Winding
¡¼ß ÖUS øÁi[
(E) Answer not known
Âøh öu¯ÂÀø»
151. Pressure sensor is used in storage chamber of
RÌPsh C¢u ªçßÛÀ ¤ ì\º _ÂaÀ £¯ß£kQÓx
(A) Carding (B) Unimix
Põºi[ ³ÛªUè
(C) Erm (D) Vario clean
Erm ÷Á÷¯õ QÎß
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 76
Text of page 75
152. How will the draft take place in speed frame (simplex)?
]®¤ÍUæÀ h õ¨k GÆÁõÖ ö\´¯¨£kQÓx?
(A) Speed variation between rollers
÷ õ»ß ÷ÁP©õÖ£õmhõÀ
(B) Traveller and roller speed variation
m õÁ»º ©ØÖ® ÷ õ»º ÷ÁP ©õÖ£õmhõÀ
(C) Flyer speed
L¤øͺ ÷ÁP®
(D) Speed variation between flyer and roller
L¤øͯ¸US® ÷ õ»¸US® EÒÍ ÷ÁP ©õÖ£õmhõÀ
(E) Answer not known
Âøh öu¯ÂÀø»
153. In following statement, which is correct statement
RÌPõq® TØÖPÎÀ C¸¢x, \¯õÚ TØøÓ PshԯĮ.
(i) In precision winding number of coils is changed during package
build up
¤]åß øÁi[°À ÷£U÷Pä ö£uõS® ö£õÊx øÁi[Põ°À
GsoUøP ©õÖ®
(ii) In winding machine number of coils is changed during package
build up.
øÁi[°À ÷£U÷Pä ö£uõS® ö£õÊx øÁi[Põ°À GsoUøP
©õÖ®
(A) Both (i) and (ii) are correct (B) (i) only correct
(i) ©ØÖ® (ii) \ (i) ©mk® \
(C) (ii) only correct (D) (i) and (ii) are wrong
(ii) ©mk® \ (i) ©ØÖ® (ii) uÁÖ
(E) Answer not known
Âøh öu¯ÂÀø»
77 568 - Textile Mechatronics
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Text of page 76
154. Precision winding is suitable for winding
¤]åß øÁi[ øÓ US HØÓx
(A) Sewing thread (B) Bigger package
`Â[ ¡À ö£¯ ÷£U÷Pä
(C) Polyester thread (D) Cotton thread
£õ¼ö¯ìhº ¡À £¸zv ¡À
(E) Answer not known
Âøh öu¯ÂÀø»
155. Which function is not the working principle of an automatic cone
winding?
RÌPshÁØÖÒ Gx Bm÷hõ÷©iU øÁsi[ Ehß \®©¢u£hõux
(A) Auto doffing (B) Electronic-yarn cleaner
Bm÷hõ hõ¤[ GÀUm õÛU ¡À QÎÚº
(C) Manual knotting (D) Waxing device
÷©ÝÁÀ |õmi[ ÁõUæ[ P¸Â
(E) Answer not known
Âøh öu¯ÂÀø»
156. What type of with drawal is suitable for autoconer winding m/c?
÷Põß øÁi[ ö©æÛÀ ¡À GÆÁõÖ Gkzx øÁi[ ö\´¯¨£k®
(A) Side only
ø\k Âz õÁÀ ©mk®
(B) Over end only
KÁº Gßm Âz õÁÀ ©mk®
(C) Side and over end
ø\k ©ØÖ® KÁº Gßm Âz õÁÀ
(D) All are wrong
AøÚzx® uÁ-Ö
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 78
Text of page 77
157. Which package is formed in autoconer winding machine
Bm÷hõ ÷PõÚº ö©æß øÁi[°À £¯ß£kzu¨£k® ÷£U÷Pä ÁiÁ®
(A) Cheese only (B) Cone only
E¸øÍ ÁiÁ® ÷Põß
(C) Either cone or cheese (D) Flat
E¸øÍ AÀ»x ÷Põß ÁiÁ® L¤Íõm ÁiÁ®
(E) Answer not known
Âøh öu¯ÂÀø»
158. Following is the manufacturer of vortex spinning machine
RÌPsh P¨ö£Û ÁºmöhUì ì¤ßÛ[ ªæß u¯õUQÓx
(A) Toyota (B) Murata
öhõ¯õmhõ õmhõ
(C) LMW (D) Orion
LMW K¯õß
(E) Answer not known
Âøh öu¯ÂÀø»
159. Ring and traveller are used in
[ ©ØÖ® m õÁõ»º C¢u ªæÛÀ £¯ß£kQÓx
(A) Blow room (B) Carding
¨÷ÍõÆ ¹® Põºi[
(C) Ring spinning frame (D) OE spinning machine
[ ì¤ßÛ[ ¨÷ ® OE ì¤ßÛ[ ªæß
(E) Answer not known
Âøh öu¯ÂÀø»
79 568 - Textile Mechatronics
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Text of page 78
160. The machinery particulars for ring spinning that affect speed and
production
[ì¤ß-Û[ ÷ÁP® ©ØÖ® EØ£zv GuøÚ¨ ö£õ¸zx Aø©²®
(A) Spindle speed and yarn tension
ì¤ßhÀ ÷ÁP® ©ØÖ® öhß\ß
(B) Fibre length and draft ratio
£g]ß }Í® ©ØÖ® i õ¨m ÂQu®
(C) Efficiency of the drafting system
i õ¨i[ ]ìhzvß ÂQzuõ\õ ®
(D) All of the above
÷©÷» EÒÍ AøÚzx®
(E) Answer not known
Âøh öu¯ÂÀø»
161. The machine directly responsible for the yarn twisting process.
¡¼À ÖUS HØÖÁuØPõÚ ©ØÖ® ö£õÖ¨£õÚ C¯¢v ® Gx?
(A) Blow room (B) Speed frame
¨÷Íõ¸® ì¥m ¤÷ ®
(C) Spinning frame (D) Cone winding machine
ì¤ßÛ[ ¤÷ ® ÷Põß øÁsi[ ö©]ß
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 80
Text of page 79
162. Ginning is the process of
âßÛ[ Gߣx
(A) Removing short fibres
Smøh CøÇPøÍ }USuÀ
(B) Removing Neps
ö|¨¦PøÍ }USuÀ
(C) Separation of lint from cotton seed
£¸zv CøÇPøͲ® öPõmøhPøͲ® uÛzuÛ¯õP ¤zuÀ
(D) Breaking of cotton seeds
£¸zv öPõmøhPøÍ EøhzuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
163. The main objective of Draw frame
i õ¤÷ ªß ÷|õUP® GßÚ?
(A) To spin fibres
Lø££ø ì¤ß ö\´¯
(B) To open fibres
Lø££ø K£ß ö\´¯
(C) Blending and aligning of fibres
¤Íßi[ ©ØÖ® Aø»ß ö\´¯
(D) To clean fibres
Lø££ø QÎß ö\´¯
(E) Answer not known
Âøh öu¯ÂÀø»
81 568 - Textile Mechatronics
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Text of page 80
164. Which part of the lapformer collect the lap in cylindrical form?
÷»¨L£õºª[ C¸¢x Á¸® £g_ ÷»¯ø øÁzx öPõÒͨ £¯ß£k®
ö£õ¸Ò
(A) Drum (B) Pressing roll
i ® ¤ æß ÷ õ»º
(C) Condensing unit (D) Conveyer belt
Pshæ[ ³Ûm Ps÷Á¯º ö£Àm
(E) Answer not known
Âøh öu¯ÂÀø»
165. What you mean by card clothing?
Põºk S÷Íõv[ GßÓõÀ GßÚ?
(A) Metal wire teeth fixed on roller
ö©mhÀ Á¯ø ÷ õ»ºPÎÀ _ØÖÁx
(B) Flats fixing
L¤Íõm L¤Uæ[
(C) Belt fixing
ö£Àm L¤Uæ[
(D) Coiler mechanism
Põ´»º ö©UPÛå®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 82
Text of page 81
166. What is the objective of carding machine?
Põºi[ ö©æÛß UQ¯ ÷|õUP®
(A) Spinning fibre
ø££º ì¤ßÛ[
(B) Weaving
ÃÂ[
(C) Dyeing of fibres
ø££º øh°[
(D) Clean and indivualization fibres
_zu£kzv ø££ø uÛzuÛ¯õP ¤¨£x
(E) Answer not known
Âøh öu¯ÂÀø»
167. Which components of the blow room removes dust and light
impurities?
¦÷Íõ ¹ªß G¢u ÁøP Aø©¨¦ mìm ©ØÖ® C»SÁõÚ P»¨£h[PøÍ
APØÖQÓx.
(A) Suction system (B) Bale opener
\Uåß ]ìh® ÷£À K£Úº
(C) Beater (D) Lap former
¥mhº ÷»¨ L£õ©º
(E) Answer not known
Âøh öu¯ÂÀø»
83 568 - Textile Mechatronics
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Text of page 82
168. The function of the carding machine in a spinning mill?
J¸ Põºi[ ö©]Ûß UQ¯¨ £[S J¸ ì¤ßÛ[ ªÀ¼À
RÌUPshÁØÔÀ GøÁ?
(A) To spin the fibres into yarn
£gø\ ¡»õP ©õØÖuÀ
(B) To clean and disentangle cotton fibres
£gø\ _zu® ö\´uÀ ©ØÖ® ia]PøÍ }USuÀ
(C) To regulate the flow of cotton
Põmhß ø££º ö\ÀÁøu JÊ[S ö\´uÀ
(D) To wind the yarn into cones
¡ø» ÷PõÚõP ©õØÖuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
169. The following components involved in the operation of a combing.
÷Põ®¤[QÀ ö\¯À£õkPÎÀ ÷Põ®£ß G¢u £õP® ö\¯À£kzxUQÓx.
(A) Drafting roller
i õ¨¤[ ÷ õ»º
(B) Cylinder with wire points and nippers
]¼shº J¯º £õ°smì ©ØÖ® {¨£º
(C) Cards
Põºmì
(D) Spindles
]¤shÀì
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 84
Text of page 83
170. The working principle of the comber machine is to
÷Põ®£º ö©]Ûß UQ¯ ö\¯À£õk
(A) Comb the fibres to remove short fibers and neps
]Ô¯ ø££ø ÷Põ®¤[ »©õP }USuÀ
(B) Twist the fibres into yarn
£gø\ iÂìm öPõkzx ¡»õP ©õØÖuÀ
(C) Form the roving
÷ õÂ[ E¸ÁõUP®
(D) Measures the yarn quality
¡¼ß u zøu E¯ºzxuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
171. The function of cam in flat knitting machine is to
umøh¯õÚ ¤ßÚ»õøh C¯¢v [PÎß ÷Pªß ö\¯À£õk GßÚ?
(A) Push needle to form loops
_ÇÀPøÍ E¸ÁõUP ¤ßÚÀ F]PøÍ AÊzx®
(B) Hold the yarn
¡ø»¨ ¤izxU öPõÒЮ
(C) Control take-up tension
÷hU&A¨ öhßåøÚU Pmk¨£kzx®
(D) Control feed tension
L¨¥k öhßåøÚU Pmk¨£kzx®
(E) Answer not known
Âøh öu¯ÂÀø»
85 568 - Textile Mechatronics
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172. How to control the over stretching of fabric in knitting machine?
¤ßÚ»õøh C¯¢v zvÀ xo AvP©õP ìöh a BÁøu uºUP G¢u
Pmk¨£õk £¯ß£kzu¨£-k®
(A) Take-down speed control
÷hU hÄß ÷ÁPU Pmk¨£õk
(B) Cam timing adjustment
÷P® ÷| ® \ ö\´uÀ
(C) Needle replacement
¤ßÚÀ F] ©õØÓ®
(D) Yarn count selection
¡À |®£º ÷uºÄ
(E) Answer not known
Âøh öu¯ÂÀø»
173. What is the effect of increasing needle gauge on production speed in
circular knitting machines?
Ámh ¤ßÚ»õøh C¯¢v zvÀ EØ£zv ÷ÁPzvÀ EÒÍ F]°ß
GsoUøPø¯ AvP¨£vß ÂøÍÄ GßÚ?
(A) Decrease production speed
EØ£zv ÷ÁPzøuU SøÓUQÓx
(B) Increase production speed due to finer fabric
ö©À¼¯ xo Põ n©õP EØ£zv ÷ÁPzøu AvPUS®
(C) No effects
ÂøÍÄ CÀø»
(D) Increases fabric thickness
xo°ß ui©ß AvPUQÓx
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 86
Text of page 85
174. What does Wales per inch indicate in a knitted fabric?
¤ßÚÀ Bøh ö\´²® F] AÍÄ÷PõÀ ¤ßÁ¸® Gøu SÔUS®?
(A) Number of vertical loops per inch
J¸ A[S»zvØSÒÍ F]PÎß GsoUøP
(B) Number of horizontal loops per inch
F]PÎß Âmh®
(C) Thickness of yarn used
F]PÒ _ØÖ® ÷ÁP®
(D) Length of the knitted fabric
F]°ß AÍÄ
(E) Answer not known
Âøh öu¯ÂÀø»
175. What type of needles are used in flat knitting machine?
¨÷Ím ¤ßÚÀ C¯¢v [PÎÀ G¢u ÁøP¯õÚ ¤ßÚÀ F]PÒ
£¯ß£kzu¨£kQßÓÚ.
(A) Latch needle (B) Spring needle
÷»ma F]PÒ ì¤[ F]PÒ
(C) Bearded needle (D) Compound needle
¤¯ºk F]PÒ Põ®ö£Íßm F]PÒ
(E) Answer not known
Âøh öu¯ÂÀø»
87 568 - Textile Mechatronics
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176. The following is not a knitted structure.
RÌUPshÁØÔÀ Cx {mi[ ìm U\º CÀø».
(A) Plain structure (B) Rib structure
¨ø»ß ìm U\º ÷ ¨ ìm U\º
(C) Huck-a-back (D) Purl structure
íUP&B&÷£U ¨÷ õÀ ìm U\º
(E) Answer not known
Âøh öu¯ÂÀø»
177. The sinker loop is
][Pº ¿¨ Gߣx
(A) Upper part of the knitted loop
xo°ß ÷©À £ ¨¤À EÒÍ ¿¨¦PÒ
(B) Lower part of the knitted loop
xo°ß RÌ £ ¨¤À EÒÍ ¿¨¦PÒ
(C) Lateral loop
÷»m À ¿¨¦
(D) Lock knit
C»õU {m
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 88
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178. Identify the advantages of capacitive sensors in textile applications?
áÄÎ EØ£zv°ß £¯ß£õkPÎÀ öPõÒÍÍÄ EnPÎß |ßø©PÒ
GßÚ?
(A) Detect metal object only
E÷»õP¨ ö£õ¸mPøÍ ©mk® PshÔuÀ
(B) Detect both metallic object and non-metallic materials
E÷»õP® ©ØÖ® E÷»õP® AÀ»õu ö£õ¸mPøÍ C søh²®
PshÔuÀ
(C) Work only with fabric thickness
xo ui©Ýhß ©mk® ÷Áø» ö\´uÀ
(D) Less senstitive
SøÓÁõÚ EnºvÓß öPõshøÁ
(E) Answer not known
Âøh öu¯ÂÀø»
179. Optical sensors work based on
Jΰ¯À EnPÒ, ¤ßÁ¸® CÁØÔß Ai¨£øh°À ö\¯À£kQßÓÚ ?
(A) Electrical resistance
ªßGvº¨¦
(B) Magnetic fields
Põ¢u¨¦»[PÒ
(C) Pressure changes
AÊzu ©õØÓ[PÒ
(D) Light reflection
JÎ ¤ v£¼¨¦
(E) Answer not known
Âøh öu¯ÂÀø»
89 568 - Textile Mechatronics
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180. Pneumatic piecing in spinning machines is used to
¡À ¡Ø¦ C¯¢v [PÎÀ }³÷©iU, (PõØÓÊzu®) ¤ì][
¤ßÁ¸ÁÚÁØÔÀ GuØS £¯ß£kzu¨£kQÓx.
(A) Remove trash fibre
S¨ø£ CøÇPøÍ APØÖuÀ
(B) Join broken yarn ends automatically
Eøh¢u ¡À øÚPøÍ uõÚõP CønzuÀ
(C) Twist the yarn
¡ø» ÖUSuÀ
(D) Control spindle speed
_ÇÀ ÷ÁPzøuU Pmk¨£kzxuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
181. The following is typically a part of a pneumatic control system in a
winding machine
¤ßÁ¸£øÁ ö£õxÁõP J¸ øÁsi[ ö©]Ûß EÒÍ {³÷©miU
Pmk¨£õmk Aø©¨¤ß J¸ £Sv¯õS®.
(A) Yarn tension sensor (B) Air filters
¯õß öhß\ß ö\ß\õº Hº L¤Àhºì
(C) Combing cylinder (D) All of the above
÷Põ®¤[ ]¼shº ÷©÷» TÓ¨£mh AøÚzx®
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 90
Text of page 89
182. In a textile mill, the primary role of the electro Pneumatic system is
J¸ áÄÎ Bø»°À ªß&{³÷©i[ Aø©¨¤ß ußø© £[S
(A) To manage power generation
ªß EØ£zvø¯ {ºÁQUP
(B) To automate and optimize the movement of components
through electrical and pneumatic control
ªß\õ ® ©ØÖ® PõØÔ¯UP Pmk¨£õk »® TÖPÎß C¯UPzøu
uõÛ¯õS£kzu
(C) To lubricate parts of the machine
ö©]Ûß £õP[PøÍ ¿¨a÷P\ß ö\´uÀ
(D) To measure the yarn strength
¡¼ß EÖvzußø© ÷\õvUP
(E) Answer not known
Âøh öu¯ÂÀø»
183. The pneumatic system in combers is used to
÷Põ®£ºPÎÀ EÒÍ PõØÓÊzu Aø©¨¦PÒ ¤ßÁ¸ÁÚÁØÔÀ GuØS
£¯ß£kzu¨£kQÓx?
(A) Clean waste fibre
PÈÄ CøÇPøÍ _zu® ö\´uÀ
(B) Control comber speed
÷Põ®£º ÷ÁPzøu Pmk¨£kzuÀ
(C) Control temperature
öÁ¨£{ø»ø¯U Pmk¨£kzxÀ
(D) Lubricate moving parts
|P¸® £õP[PøÍ E¯ÅmkuuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
91 568 - Textile Mechatronics
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184. In a pneumatic system of a comber machine, the primary function of
the valve is
J¸ ÷Põ®£º C¯¢v zvß ußø© Aø©¨¤À ÁõÀÂß ußø©
ö\¯À£õk
(A) To apply force to the combing cylinder
÷Põ®¤[ ÷ õ»ºk Âø\ø¯¨ £¯ß£kzxuÀ
(B) To regulate the air pressure to control the motion of combing
bear
÷Põ®¨ C¯UPzøuU Pmk¨£kzu PõØÖ AÊzuzøu JÊ[S£kzuÀ
(C) To control the speed of the feeding roller
¥i[ ÷ õ»ß ÷ÁPzøu Pmk¨£kzu
(D) To detect the presence of fibres
CøÇPÎß C¸¨ø£ PshÔuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
185. The following is not a pneumatic component used in textile machine
¤ßÁ¸£øÁ áÄÎ C¯¢v zvÀ £¯ß£kzu¨£k® {³÷©iU TÖ AÀ».
(A) Pneumatic cylinder (B) Solenaid valve
{³÷©iU ]¼shº ÷\õ»Úõ´k ÁõÀÄ
(C) Pump (D) Tensioning roller
£®¦ öhß\Û[ ÷ õ»º
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 92
Text of page 91
186. In which operation is the fabric wound on to the cloth roller?
¤ßÁ¸® G¢u ö\¯À£õmiÀ ö|\Ä ö\´u xoø¯, xo E¸øÍ°À _ØÓ
EuÄ®.
(A) Let-off (B) Take-up
ö»m&B¨ ÷hU&B¨
(C) Picking (D) Shedding
¤UQ[ ö\mi[
(E) Answer not known
Âøh öu¯ÂÀø»
187. Which mechanism controls the up and down movement of warp
yarns?
ö|´u¼ß ÷£õx Áõº¨ ¡ÀPÎß ÷©À ©ØÖ® RÌ C¯UPzøu G¢u
ÁÈøÓ Pmk¨£kzxQÓx?
(A) Reed mechanism (B) Tension mechanism
|õnÀ ÁÈøÓ CÊÂø\ ÁÈøÓ
(C) Picking mechanism (D) Shedding mechanism
¤UQ[ÁÈøÓ ö\mi[ÁÈøÓ
(E) Answer not known
Âøh öu¯ÂÀø»
93 568 - Textile Mechatronics
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188. Which of the following is an advantage of hand loom weaving?
¤ßÁ¸® TØÖPÎÀ øPzuÔ ö|\Âß |ßø© GßÚ?
(A) High speed
Av÷ÁP®
(B) Mass production
ö£¸©Í»õÚ EØ£zv
(C) Requires no training
£°Ø] ÷uøÁ°Àø»
(D) Unique craftman ship
uÛzxÁ©õÚ øPÂøÚz vÓß
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 94
Text of page 93
189. The following weaving machine is used for producing complex
designs in the fabric.
RÌPsh uÔø¯ öPõsk ªP ö£¯ AÍ»õÚ xo ÁiÁø©¨¦
ö\´¯»õ®.
(i) Plain power looms
¨øÍß £Áº ¿®
(ii) Terry looms
÷h ¿®
(iii) Lappet looms
÷»¨£m ¿®
(iv) Jacquard looms
áUPõºk ¿®
(A) (ii) only (B) (i) and (ii) only
(ii) ©mk® (i) ©ØÖ® (ii) ©mk®
(C) (iv) only (D) (iii) and (ii) only
(iv) ©mk® (iii) ©ØÖ® (ii) ©mk®
(E) Answer not known
Âøh öu¯ÂÀø»
95 568 - Textile Mechatronics
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190. The presence of weft in the shed is felt once in a pick in the power
loom by
C¢u öÁ¨m L÷£õºU ö©U÷PÛå® JÆöÁõ¸ ¤UQ[ ö\´²®ö£õÊx
öåmkUSÒ öÁ¨m C¸UQÓuõ GßÖ £õºUS®.
(i) Side weft fork motion
ø\k öÁ¨m L÷£õºU
(ii) Centre weft fork motion
ö\ßhº öÁ¨m L÷£õºU
(iii) Crank weft fork motion
Q÷ [U öÁ¨m L÷£õºU
(iv) Bottom weft fork motion
£õmh® öÁ¨m L÷£õºU
(A) (iv) and (i) are correct (B) (iii) and (ii) are correct
(iv) ©ØÖ® (i) ©mk® \ (iii) ©ØÖ® (ii) ©mk® \
(C) (i) only correct (D) (ii) only correct
(i) ©mk® \ (ii) ©mk® \
(E) Answer not known
Âøh öu¯ÂÀø»
191. During setting, the correct wrap tension is ensured by adjusting
\¯õÚ Áõº¨ CÊÂø\ ¤ßÁ¸ÁÚÁØÔÀ Gøu \ ö\´Áuß »® EÖv
ö\´¯¨£kQÓx.
(A) Reed position (B) Warp beam brake
mk {ø» Áõº¨ ¥® ¤÷ U
(C) Cloth roll speed (D) Take - up roller
xoø¯ _ØÖ® ÷ õ»º ÷ÁP® ÷hU A¨ ÷ õ»º
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 96
Text of page 95
192. A PLC in weaving machines is mainly used for
ö|\Ä C¯¢v [PÎÀ £¯ß£kzu¨£k® PLC °ß UQ¯©õÚ £[S
GßÚ?
(A) Mechanical control
C¯¢v Pmk¨£õk
(B) Electronic process Automation
ªßÚÝ ö\¯ÀøÓ Bm÷hõ÷©åß
(C) Generating power
ªß\õ ® EØ£zv
(D) Replacing motors
÷©õmhõºPøÍ ©õØÖuÀ
(E) Answer not known
Âøh öu¯ÂÀø»
193. The take - up mechanism in a loom is responsible for
J¸ uÔ°À EÒÍ ÷hU A¨ ÁÈøÓ ¤ßÁ¸ÁÚÁØÔÀ GuØS
Põ n©õQÓx.
(A) Feeding warp yarn
Áõº¨ ¡ø» Fk E¸Á
(B) Winding woven fabric on the cloth roll
xo _¸ÎÀ ö|´u xoø¯ _ØÖuÀ
(C) Shedding action
ö\mi[ ö\¯À
(D) Beating - up action
AizuÀ ö\¯À
(E) Answer not known
Âøh öu¯ÂÀø»
97 568 - Textile Mechatronics
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194. Identify the main purpose of sectional warping machine
ö\UåÚÀ (J¸ ¤Ä) Áõº¤[ C¯¢v zvß UQ¯ ÷|õUP® GßÚ?
(A) Warp beam preparation and formation
Áõº¨ ¥® E¸ÁõUP® ©Ø-Ö® £õº-÷©-åß
(B) Warping of section beams
Áõº¤[PÀ ö\UåÚõP ¡ø» ÷£õkÁx
(C) Thread winding on cones
¡ø» T®¦PÎÀ _ØÖÁx
(D) Thread winding on pirns
¡ø» Føh°À _ØÖÁx
(E) Answer not known
Âøh öu¯ÂÀø»
195. Which of the following sizing agent is most commonly used for
cotton warp yarns?
¤ßÁ¸ÁÚÁØÔÀ G¢u ø\][ Höásm ªPÄ® AvP©õP £¸zv ¡¾US
E£÷¯õP¨£kQÓx.
(A) PVA (B) Starch
PVA ìhõºa
(C) Acrylic binder (D) Glue
AU¼U ø£shº £ø\
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 98
Text of page 97
196. Production Efficiency of a wraping machine over 8 hours is
computed as
Áõº¤[ C¯¢v zvß ö\¯ÀvÓß 8 ©o ÷| zvØS GÆÁõÖ
PnUQh¨£kQÓx.
(A) Speed × Time × Efficiency
÷ÁP® × ÷| ® × ö\¯ÀvÓß
(B) Yarn count × speed × 60 × 8 × Efficiency
¡¼ß PÄsm GsoUøP × ÷ÁP® × 60 × 8 × ö\¯ÀvÓß
(C) Weight × Length × Efficiency
Gøh × }Í® × ö\¯ÀvÓß
(D) Speed + efficiency
÷ÁP® + ö\¯ÀvÓß
(E) Answer not known
Âøh öu¯ÂÀø»
197. The speed range of sectional warping machine is
ö\UèÚÀ Áõº¤U C¯¢v ® ÷ÁP AÍÄ GßÚ?
(A) 300 mts/min (B) 3000 mts/min
300 «mhºì / {ªh® 3000 «mhºì / {ªh®
(C) 4500 mts/min (D) 5500 mts/min
4500 «mhºì / {ªh® 5500 «mhºì / {ªh®
(E) Answer not known
Âøh öu¯ÂÀø»
99 568 - Textile Mechatronics
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198. How does maintenance impact the production efficiency of warping
and sizing machine?
Áõº¨¤[ ©ØÖ® ø\][ C¯¢v [PÎß EØ£zvz vÓøÚ ÁÇUP©õP
£ õ©¨¦ ö\´¯ ¤ßÁ¸® GøÁ EÖv£kzx®
(A) Increases down time
C¯¢v ® ö\¯¼Ç¢u ÷| zøu AvP¨£øu øÁzx
(B) Reduces down time
C¯¢v ö\¯¼Ç¢u ÷| ® SøÓ¢xÒÍøu øÁzx
(C) Has no effects
G¢u ÂøÍøÁ²® HØ£kzuõx
(D) Depends on machine type
C¯¢v ÁøPø¯¨ ö£õÖzx
(E) Answer not known
Âøh öu¯ÂÀø»
568 - Textile Mechatronics 100
Text of page 99
199. Identify the parameters important for setting the speed of warping
machine
J¸ Áõº¤[ C¯¢v zvß ÷ÁPzøu Aø©¨£uØS AÍĸUPøÍ
¤ßÁ¸ÁÚÁØÔÀ Aøh¯õÍ® PõnÄ®
(i) Yarn count
¡¼ß |®£º (PÄsm)
(ii) Beam diameter
¥®ß _ØÓÍÄ
(iii) Tension
öhßåß
(A) (i) and (ii) only (B) (ii) and (iii) only
(i) ©ØÖ® (ii) ©mk® (ii) ©ØÖ® (iii) ©mk®
(C) (i) and (iii) only (D) (i), (ii) and (iii)
(i) ©ØÖ® (iii) ©mk® (i), (ii) ©ØÖ® (iii)
(E) Answer not known
Âøh öu¯ÂÀø»
200. The Recommended moisture content in sized warp should be
ø\k Áõº¨ ¡¼ß £¢xø UP¨£mh D ¨£zvß AÍÄ GßÚ?
(A) 1-2% (B) 5-8%
(C) 20-25% (D) 30-35%
(E) Answer not known
Âøh öu¯ÂÀø»
101 568 - Textile Mechatronics
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Page 1 of 99
Source: Tamil Nadu Public Service Commission. Question paper published by Tamil Nadu Public Service Commission.