Textile Engineering Gate 2015 Questions with Answer

Ques 27 GATE 2015


Right triangle PQR is to be constructed in the xy-plane so that the right angle is at P and line PR is parallel to the x-axis. The x and y coordinates of P, Q, and R are to be integers that satisfy the inequalities: -4 ≤ x ≤ 5 and 6 ≤ y ≤ 16. How many different triangles could be constructed with these properties?

A

110

B

1,100

C

9,900

D

10,000


(c) is the correct answer.

Ques 28 GATE 2015


In cotton yarn sizing, the starch primarily acts as

A

Binding agent

B

Lubricating agent

C

Antistatic agent

D

Antimicrobial agent


(a) is the correct answer.

Ques 29 GATE 2015


Jigger CANNOT be used for

A

Dyeing

B

Printing

C

Washing

D

Scouring


(b) is the correct answer.

Ques 30 GATE 2015


In the context of effluent discharge, BOD means

A

Bio-oxidative degradation

B

Bio oxygen distress

C

Biological oxygen demand

D

Bacteria observed on disc


(c) is the correct answer.

Ques 31 GATE 2015


Milling is associated with the processing of

A

Cotton fabric

B

Silk fabric

C

Jute fabric

D

Wool fabric


(d) is the correct answer.

Ques 32 GATE 2015


Dyed wool fabric standards are used for the evaluation of

A

Wash fastness

B

Perspiration fastness

C

Sublimation fastness

D

Light fastness


(d) is the correct answer.

Ques 33 GATE 2015


If [Ct] and [Cf] represent dye concentration in the bath and in the fiber, respectively, the isotherm for dyeing of polyester with disperse dyes is represented by the figure

A

B

C

D


(a) is the correct answer.

Ques 34 GATE 2015


A small hard particle is stuck in the doctor blade of a roller printing machine. The printing fault on the fabric, as a result of this, is represented by the figure

A

B

C

D


(c) is the correct answer.

Ques 35 GATE 2015


Consider the following assertion [a] and reason [r] and choose the correct alternative from amongst A, B, C, and D.
[a] Millions of shades can be produced through ink-jet printing with only four basic colours.
[r] The colours get mixed in appropriate proportions before jetting onto the fabric.

A

[a] is right and [r] is wrong

B

[a] is right and [r] is right

C

[a] is wrong and [r] is wrong

D

[a] is wrong and [r] is right


(a) is the correct answer.

Ques 36 GATE 2015


Consider the following assertion [a] and reason [r] and choose the correct alternative from amongst A, B, C, and D.
[a] Fluorochemicals impart very high water repellency.
[r] Fluorochemicals significantly reduce the surface energy of the treated substrate.

A

[a] is right and [r] is wrong

B

[a] is right and [r] is right

C

[a] is wrong and [r] is wrong

D

[a] is wrong and [r] is right


(b) is the correct answer.

Ques 37 GATE 2015


Consider the following assertion [a] and reason [r] and choose the correct alternative from amongst A, B, C, and D.
[a] In the context of foam finishing, the narrow size distribution of foam cells increases the half life of foam.
[r] The rate of coalescing and collapsing of foam cells is low in this case.

A

[a] is right and [r] is wrong

B

[a] is right and [r] is right

C

[a] is wrong and [r] is wrong

D

[a] is wrong and [r] is right


(b) is the correct answer.

Ques 38 GATE 2015


The gum in the raw silk filament is

A

Wax

B

Lignin

C

Sericin

D

Fibroin


(c) is the correct answer.

Ques 39 GATE 2015


For production of dry-spun acrylic fibre, the suitable solvent for dope preparation is

A

Acetone

B

N,N' Dimethyl formamide

C

Formic acid

D

Aqueous sodium thiocyanate (55 wt%)


(b) is the correct answer.

Unique Visitor Count

Total Unique Visitors

Loading......