Textile Engineering Gate 2024 Questions with Answer

Ques 1 GATE 2024


The purpose of opening in blowroom is _______.

A

Individualisation of fibres in tufts

B

Parallelisation of fibres in tufts

C

Separation of short fibres from tufts

D

Creation of more voluminous tufts


(a) is the correct answer.

Ques 2 GATE 2024


Amongst the different zones in a carding machine, if
P = draft between feed roller and taker-in,
Q = draft between taker-in and cylinder,
R = draft between cylinder and doffer,
then the drafts follow the order _______.

A

Q < R < P

B

Q < P < R

C

R < Q < P

D

R < P < Q


(a) is the correct answer.

Ques 3 GATE 2024


Amongst the following, the chemical used for bleaching of cotton fabric in acidic medium is _______.

A

NaClO₂

B

NaOCl

C

H₂O₂

D

MgCl₂


(a) is the correct answer.

Ques 4 GATE 2024


A fluorocarbon-based soil release finish consists of alternating hydrophobic blocks and hydrophilic blocks arranged side by side on fabric surface. The correct statement(s) amongst the following is/are _______.

A

In dry state, the hydrophobic blocks shield the hydrophilic blocks to repel soil

B

During washing, the hydrophilic blocks swell and facilitate release of soil

C

In dry state, the hydrophilic blocks shield the hydrophobic blocks to repel soil

D

During washing, the hydrophobic blocks swell and facilitate release of soil


(a,b) is the correct answer.

Ques 5 GATE 2024


A cotton fabric is given crease resist finish with 60 g/L DMDHEU (molecular weight = 178) aqueous solution by continuous method. The density of the padding liquor is 1.1 g/cm³ and the wet pick up is 110%. Assuming that the entire DMDHEU on the fabric is consumed during cross-linking reaction with cellulose, the nitrogen content (%) of the finished fabric (rounded off to 2 decimal places) is _______.


(0.41) is the correct answer.

Ques 6 GATE 2024


Amongst the following, forward as well as reverse rotary motion in cotton combing is given to _______.

A

Feed roller

B

Cylinder comb

C

Detaching rollers

D

Drawing rollers in comber drawbox


(c) is the correct answer.

Ques 7 GATE 2024


Consider the following equilibrium dyeing isotherms for dyeing of polyester with a disperse dye at 100oC and 120oC. Amongst the following, the correct statement(s) is/are _______.

A

Rate of dyeing at 100oC is higher than that at 120oC

B

Saturation dye-uptake at 120oC is higher than that at 100oC

C

Dye solubility at 120oC is higher than that at 100oC

D

Dye solubility at 120oC is lower than that at 100oC


(b,c) is the correct answer.

Ques 8 GATE 2024


Amongst the following, the property(ies) of a disperse dye that allow(s) it to be applied on polyester by thermofixation method is/are _______.

A

Sublimation tendency

B

High extinction coefficient

C

Low extinction coefficient

D

High molecular weight


(a,d) is the correct answer.

Ques 9 GATE 2024


If two distinct non-zero real variables x and y are such that (x + y) is proportional to (x - y) then the value of x/y

A

depends on xy

B

depends only on x and not on y

C

depends only on y and not on x

D

is a constant


(d) is the correct answer.

Ques 10 GATE 2024


Consider the following sample of numbers:
9, 18, 11, 14, 15, 17, 10, 69, 11, 13
The median of the sample is _______.
(A) 13.5
(B) 14
(C) 11
(D) 18.7

A

13.5

B

14

C

11

D

18.7


(b) is the correct answer.

Ques 11 GATE 2024


The number of coins of ₹1, 5, and 10 denominations that a person has are in the ratio 5:3:13. Of the total amount, the percentage of money in ₹5 coins is _______.

A

14 2/7 %

B

14 1/7 %

C

14 %

D

14 3/7 %


(a) is the correct answer.

Ques 12 GATE 2024


For positive non-zero real variables p and q, if
log(p² + q²) = log p + log q + 2 log 3,
then the value of (p⁴ + q⁴) / (p²q²) is _______.
(A) 79
(B) 81
(C) 9
(D) 83

A

79

B

81

C

9

D

83


(d) is the correct answer.

Ques 13 GATE 2024


A rectangular paper sheet of dimensions 54 cm × 4 cm is taken. The two longer edges of the sheet are joined together to create a cylindrical tube. A cube whose surface area is equal to the area of the sheet is also taken. Then, the ratio of the volume of the cylindrical tube to the volume of the cube is _______.

A

1 / π

B

2 / π

C

3 / π

D

4 / π


(c) is the correct answer.

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