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Textile Engineering Gate 2018 Questions with Answer

Ques 40 GATE 2018

The bending length of a nonwoven fabric in machine direction is two times the bending length in cross-machine direction. The ratio of flexural rigidities of this fabric in machine direction to cross-machine direction is


(8) is the correct answer.

Ques 41 GATE 2018

Determine the correctness or otherwise of the following Assertion [a] and the Reason [r].
[a]: In a carding machine, carding type of wire point configuration is used between cylinder and doffer.
[r]: Carding type of wire point configuration gives the best fibre transfer without disturbing the fibre alignment.

A

Both [a] and [r] are true and [r] is the correct reason for [a]

B

Both [a] and [r] are true but [r] is not the correct reason for [a]

C

Both [a] and [r] are false

D

[a] is true but [r] is false


(c) is the correct answer.

Ques 42 GATE 2018

Match the spinning technology listed in Group I with the machine component / function listed in Group II.

A

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

B

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

C

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

D

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


(b) is the correct answer.

Ques 43 GATE 2018

In winding zone of ring spinning, the permissible minimum angle of lead is 30°. For a ring of 40 mm diameter, the minimum diameter (in mm) of bobbin required is


(20) is the correct answer.

Ques 44 GATE 2018

A sliver of 4.2 kilotex is fed in a rotor spinning machine with opening zone draft of 1400. The draft in the transport duct is 5 and the sliding draft on the rotor wall till the rotor groove is 2. If the total back doubling within the rotor is 120, then the linear density (in tex) of the output yarn is


(35.0 to 38.0) is the correct answer.

Ques 45 GATE 2018

An eight head comber is running at 400 nips/min. The lap fed is 60 kilotex and noil extracted is 20%. If the feed/nip is 7 mm, then with machine utilization of 80%, the production rate (in kg/h), accurate to one decimal place, is


(51.0 to 52.0) is the correct answer.

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