Textile Engineering Gate 2025 Questions with Answer

Ques 53 GATE 2025


Carbonization is a pretreatment process for

A

Cotton

B

Wool

C

Flax

D

Jute


(b) is the correct answer.

Ques 54 GATE 2025


A blowroom line has three beaters, each having a trash removal efficiency (cleaning index) of 30%. The trash removal efficiency (%) of the blowroom line (rounded off to 1 decimal place) is


(65.7) is the correct answer.

Ques 55 GATE 2025


The twist in a 36 Ne cotton yarn is 15 tpi. The twist multiplier (TM) in cotton system of the yarn (correct to 1 decimal place) is


(4.0) is the correct answer.

Ques 56 GATE 2025


Group I indicates type of spun yarns and group II indicates yarn characteristics. Match the yarns with their characteristics.

Group IGroup II
P. Ring1. Yarn is stiff and has nearly twistless yarn core
Q. Rotor2. Yarn is strong and has helical structure
R. Friction (open end)3. Yarn is bulky and has wrapper fibres
S. Air-jet4. Yarn is bulky and has very poor fibre migration

A

P-3, Q-1, R-2, S-4

B

P-2, Q-3, R-4, S-1

C

P-2, Q-3, R-1, S-4

D

P-1, Q-2, R-3, S-4


(c) is the correct answer.

Ques 57 GATE 2025


Amongst the following, the correct sequence of drives from main shaft to bobbins in a roving frame is

A

Main shaft → Twist change gears → Cone drums → Planetary gears → Bobbins

B

Main shaft → Draft change gears → Cone drums → Planetary gears → Bobbins

C

Main shaft → Draft change gears → Planetary gears → Cone drums → Bobbins

D

Main shaft → Twist change gears → Planetary gears → Cone drums → Bobbins


(a) is the correct answer.

Ques 58 GATE 2025


Amongst the following, the machine(s) that remove(s) neps is/are

A

Comber

B

Blowroom

C

Roving frame

D

All of the above


(a) is the correct answer.

Ques 59 GATE 2025


A chute feed system feeds a fibre batt of linear density 300 g/m to a card. The waste extracted by the card is 5% and the total mechanical draft is 100. The linear density (ktex) of card sliver (correct up to 2 decimal places) is


(2.85) is the correct answer.

Ques 60 GATE 2025


The purpose of top comb in a cotton comber is to

A

remove the leading hooks

B

guide the fibre fringe to detaching rollers

C

control the fibre stream while piecing

D

straighten the trailing end of fibres


(a) is the correct answer.

Ques 61 GATE 2025


Wider setting between cylinder and flat results in higher

A

fibre rupture

B

flat strips

C

neps in sliver

D

trailing hooks in sliver


(b) is the correct answer.

Ques 62 GATE 2025


Amongst the following interface(s) in a carding machine, carding action takes place in

A

Feed roller and Licker-in

B

Licker-in and Cylinder

C

Cylinder and Doffer

D

Cylinder and Flats


(d) is the correct answer.

Ques 63 GATE 2025


Cone winding machines equipped with electronic yarn clearers remove the following defect(s) from the spun yarn

A

imperfections

B

objectionable faults

C

long hairs

D

vegetable matters


(b) is the correct answer.

Ques 64 GATE 2025


The breaking strain of a yarn is 1.5. If the stress (σ) and the strain (ε) of the yarn are related as, σ=1.5ε2 then the work factor of the yarn (rounded off to 2 decimal places) is


(0.60) is the correct answer.

Ques 65 GATE 2025


In a tensile test, a 50 tex yarn specimen of 500 cm length extends by 10% at 600 CN. The length of the yarn after the removal of the load is 525 cm. The elastic recovery (%) of the yarn (answer in integer) is


(50) is the correct answer.

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