| Post Name | Tradesman (Textile Technology) - Technical Education Department |
|---|---|
| Question Paper Code | 085/2023/OL |
| Category Code | 753/2021 |
| Date of Test | 15 June 2023 |
| Exam Type | Online Examination |
| Total Questions | 100 |
1
The ash of cotton after burning will be
Answer
C. Light feathery grayish
2
5% caustic soda at boil dissolves ________ fibre.
Answer
A. Wool
3
An example for fruit fibre is
Answer
B. Coir fibre
4
Linen feels cooler to touch than cotton because
Answer
B. Linen is a better conductor of heat than cotton.
5
__________ is obtained by the polymerization of caprolactum.
Answer
D. Nylon 6
6
The length unit of English cotton system is
Answer
B. Hank of 840 yards
7
If 30s yarn has a CSP of 1800 hanks it means
Answer
Question Cancelled
8
________ is the expression used to express the irregularity in the material.
Answer
A. Coefficient of variation
9
What is the length of 2.5 lbs of 30s cotton yarn?
Answer
D. 75 hanks
10
Polyester is made by polymerization of
Answer
A. Ethylene glycol and terephthalic acid
11
In saw gin the seed cotton is fed to the feed lattice and carried forward to
Answer
A. Spiked roller
12
The ginning percentage is higher with ________ gin.
Answer
C. Roller gin
13
__________ is an example for hank of sliver.
Answer
C. 0.15
14
The cleaning efficiency of Crighton and Porcupine beaters with coarse counts is about
Answer
A. 50% to 60%
15
_________ is the disentanglement of compressed fibre packages into single fibres.
Answer
D. Opening
16
The function of licker in is
Answer
A. To separate the tufts in the lap into smaller tufts.
17
________ is a disadvantage of chute feed system.
Answer
B. Frequent change in mixing
18
Main carding action takes place between
Answer
C. Cylinder and flats
19
The process of sharpening the metallic wire on carding machine is known as
Answer
B. Grinding
20
The function of doffer is
Answer
A. To absorb the carded fibres coming down from the flats on the cylinder wires.
21
Function of autoleveller on draw frame is
Answer
C. To control short term and medium term variation.
22
________ drafting system gives more protection against roller slippage in draw frame.
Answer
A. 4 over 5
23
In a 3 over 5 drafting system the ________ roller is having the largest diameter.
Answer
A. Front roller
24
The normal web drafts recommended for cotton counts up to 24s is
Answer
D. 0.96 to 0.97
25
Removal of cracks and roughness of the cots surface by grinding the surface of the cot is known as
Answer
A. Buffing
26
The number of heads on comber machine is
Answer
Question Cancelled
27
If no short fibre is removed by combing from the lap the fractionating efficiency percentage is
Answer
A. 100
28
The reason for higher U% of draw frame sliver is
Answer
D. Inadequate top roller pressure
29
The number of doublings in the draw frame should be
Answer
C. Equal to draft
30
Apron controls _______ fibres while drawing.
Answer
B. Floating
31
In a Ring spinning, the ratio of the surface speed of the front rollers to that of the back rollers give the amount of:
Answer
D. Draft
32
Which of the following statement is correct about Ring frame?
Answer
A. The main object of Ring frame are drafting, twisting and building.
33
The angle of inclination of rolls in the Ring frame is:
Answer
Question Cancelled
34
________ is an important factor is determining the yarn tension during twisting phase in Ring Spinning.
Answer
C. Traveler weight
35
In the ring spinning, the element, which is a small piece of steel wire bent in the form of letter 'C' is called:
Answer
B. Traveler
36
Which type of twist is inserted in yarn, when the spindle rotates clockwise direction?
Answer
B. "Z" Twist
37
The multitude of fibre ends and fibre loops protruding from the body of yarn is known as:
Answer
D. Hairiness
38
Name the device used in high speed cone winding machine for reducing the frequency of yarn breakage practical minimum?
Answer
C. Balloon Breaker
39
Wild yarn defect is caused due to:
Answer
A. Worn out rotating brush on the traveler
40
How many coils are there in one lea of Ne cotton yarn?
Answer
C. 80
41
In a clock measuring device, each small division indicates _________.
Answer
C. 1 Yard
42
Name the type of creel used in Schlafhorst warping machine?
Answer
Question Cancelled
43
The Pirn winding speed of automatic and fully automatic machine varies from:
Answer
C. 6000 Rmp to 12000 Rpm
44
Write the formula for finding the number of sections to be made in a sectional warping machine.
Answer
D. Number of sections = Total number of ends / Creel capacity
45
Formula for calculating the efficiency of warper in high speed warping machine is:
Answer
A. Actual production per hour/Calculated production per hour × 100%
46
An example for synthetic Adhesive used in size mixture:
Answer
B. Poly Acrylic Acid
47
In multi cylinder sizing, yarn to be sized are wound on a given number of back beam is called _________.
Answer
C. Sett
48
The number of coils of yarn wound on chase between the nose and shoulder is termed:
Answer
B. wind of the pirn
49
Write the formula for calculating the "length of mark" of slasher sizing machine.
Answer
A. Product sizes of Driven wheel/Product sizes of Driver wheel × circumference of measuring roller in inch
50
The defect of sized beam is produced due to unequal distribution of yarn in wraith is known as:
Answer
D. Ridge beam
51
Each square in the point paper indicates _________.
Answer
B. Intersection point of an end and pick
52
Which defines the selection of healds to be raised (or) lowered on each successive insertion of pic of weft?
Answer
A. Peg plan
53
The sequence of differently interlacing ends numbered in design indicates:
Answer
D. Drafting order
54
How to find the number of treadles required for a weave design?
Answer
C. By counting the number of differently interlacing picks in the design
55
Plain woven fabric also known as:
Answer
A. Tabby
56
Which twill is called as "GENOA"?
Answer
Question Cancelled
57
Which is the most suitable weave for towelling?
Answer
A. Honey comb
58
How many ends and picks are required for a "DEVON HUCK - A - BACK"?
Answer
D. 10 × 6
59
Crepe weave also known as _________.
Answer
B. oatmeal
60
Name the weave that produce longitudinal warp line in the cloth with fine sunken lines in between?
Answer
C. Bed ford cord
61
Secondary motions of power loom are
Answer
C. Take-up and Let-off
62
The heald will remain stationary while the shuttle passes from one shuttle box to other, this is called _________.
Answer
D. Dwell of tappet
63
Shuttle less weaving eliminates
Answer
A. Pirn winding
64
Seven wheel take-up is
Answer
B. Positive intermittant take-up
65
The unequal movement of slay in dual unit of time is
Answer
D. Eccentricity
66
Bottom shaft end wheel of a loom is 80 Teeth, how many teeth are there in the crank shaft end wheel?
Answer
B. 40
67
Minimum number of lags required in a Dobby
Answer
C. 8
68
Number of jacuard cards in a chain of pattern cards depends on
Answer
B. Number of picks in the repeat of design
69
Preventing the shuttle fly out, a guard is provided on
Answer
A. Reed cap
70
A yarn of 1680 yds weigh 0.5 pounds. What is the count of yarn in English cotton system?
Answer
D. 4
71
Scouring is used to get
Answer
B. improved and uniform absorbency
72
Desizing without chemical is
Answer
A. Root steeping
73
Keir is used for
Answer
D. Scouring
74
Ecco friendly bleaching is _______
Answer
C. Hydrogen peroxide bleaching
75
The activity of enzymes in desizing is accelerated by the addition of
Answer
A. NaCl
76
Commonly used optical whitening agent
Answer
D. Tinopal
77
bleaching PH is maintained in what range
Answer
B. 10-11
78
Removal of ________ from the silk is degumming.
Answer
A. Sericine
79
Carbonizing of wool means
Answer
B. Removal of vegetable particles
80
The protein present in wool
Answer
C. Keratin
81
Insoluble dye
Answer
D. Vat
82
Disperse dye
Answer
A. Polyester
83
Diazotisation
Answer
C. Azoic
84
Extension of Hot brand reactive dyes.
Answer
B. H and X
85
HTHP machine is used for
Answer
D. Polyester
86
Jigger dyeing machine
Answer
B. Cloth
87
Dyeing of Knitted fabrics
Answer
A. Winch
88
To get original colour after vat dyeing
Answer
A. Oxidation
89
Trade name of Indian vat dye
Answer
C. Novatic
90
Lissapol PV is a
Answer
B. Detergent
91
Temporary finish
Answer
B. Calendering
92
Glycerine is used as ________ in printing.
Answer
C. Hygroscopic agent
93
VELAN P F is used for
Answer
B. Water proof finish
94
Double sided roller printing
Answer
D. Duplex printing
95
Sanforisation is
Answer
A. Anti shrink finish
96
Which one is the style of printing?
Answer
B. Resist
97
To prevent the action of bacteria and fungus in printing paste
Answer
D. Salicylic acid
98
Aerograph printing is a type of,
Answer
D. Stencil printing
99
Synthetic stiffener
Answer
A. Polyvinyl alcohol
100
In screen printing, mesh fabric is
Answer
C. Nylon
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