TEXTILE ENGINEERING AND FIBRE SCIENCE
TEXTILE ENGINEERING AND FIBRE SCIENCE SYLLABUS
(These syllabus may change from time to time. Please check with the relevant Public Service Commission websites for any changes in the syllabus)
Part-I Introduction to Textiles:
(i) Fibre: (a) Definition, Classification & Identification of Textile fibers. (b) Properties of various textile fibers. (c) Uses of different textile fibers in textiles & other than textiles.
(ii) Yarn: (a) Processing of fibers into yarn. (b) Types & Characteristics of different yarns. (c) Count measuring systems.
(iii) Finishing Techniques: (a) Need for fabric finishing (b) Classification & application of important finishing techniques.
(iv) Miscellaneous: (a) Co-relation of fiber, yarn & fabric properties. (b) Selection, suitability & care of textiles. (c) General importance of textiles.
Part- II Dyeing & Printing: 1. Meaning & classification of dyes. 2. General theory of dyeing & importance of auxiliaries in dyeing & printing. 3. Pretreatments for dyeing & printing. 4. Detail study of different type of dyes & pigments & application on various single & blended fabrics. 5. Preparation of printing paste. 6. Detail study of different methods & styles of printing. 7. After treatments for dyed & printed fabrics. 8. Colour fastness testing. 9. Elementry knowledge of related basic machines & equipments used for pretreatments, dyeing, printing & after treatments.
Part- III Woven & knitted fabric designing:
(i) Woven Fabric: (a) Introduction of fabric structures & definition of different type of fabrics. (b) Brief study of Handlooms, Semiautomatic & Automatic 1ooms including various shedding techniques. (c) Classification & study of basic weaves, its derivatives & extensions. (d) Application of Draft, Peg Plan & Dent Plan. (e) Ornamentation of plain fabric & simple colour & weave effects. (f) Fancy twills & other decorative weaves. (g) Special Rib & Cord structures. (h) Stripe & check weave combinations. (i) Extra thread figuring . (j) Pile structures. (k) Various figuring structures produced by dobby & Jacquard. (l) Fabric analysis & cloth calculations. (m) Inspection of fabric for various faults & remedies.
(ii) Knitted Fabric: (a) History, definition & types of knitting. (b) Study of primary knitted structures. (c) Study of Jacquard knitted structures. (d) Uses of knit fabrics. (e) Defects in knitted fabrics & their remedies.
Part- IV Basic Drawing & Creative Textile Designing: (i) Elements & Principles of Drawing & Composition. (ii) Introduction to Art material & tools. (iii) Understanding of basic shapes & space organization. (iv) Detail study of colour theories & colour schemes. (v) Colour modifications, effects & importance of colour in textiles. (vi) Application of texture, collage & illusion in designing. (vii) Understanding of various styles of design. (viii) Understanding of different bases & placements for designing. (ix) Expression of terms used in Textile Design & their application. (x) Repeat setting & production of design on fabric through various methods. (xi) Factors influencing creation in designing.
Part- V Indian Traditional Textiles & World Textiles:
(A) (i) Detail study of Indian traditional Textiles in context of following:- (a) Woven – Brocade, Jamdani, Chanderi, Carpet, Baluchar. (b) Painted – Kalamkari, Madhubani, Miniature, Phar, Varli. (c) Dyed & printed – Ikat, Bandhani, Sanganeri, Batik. (d) Embroidered – Phulkari, Kashmiri, Kantha, Chickenkari, Kutch. (ii) Statewise classification of different traditional textiles in India.
(B) (i) Study of motifs, colour, fabric & method of application in textiles of following countries:- (a) Japan (b) China (c) Egypt (d) U.K. (e) France (f) Russia (ii) Identification of harmful dyes & chemicals restricted/ banned by developed countries & their replacements. (iii) List of various textile units & Export Houses established in Rajasthan & rest of India. (iv) Comparative study of textile Import & Export among various countries in context of Rajasthan. (v) Impact of design & colour concept on export market. (vi) Portfolio presentation & Job prospects.
(C) (i) Fashion trends & forecasting methods. (ii) Influence of fashion on market. (iii) Fashion merchandising. (iv) List of fashion trade fairs & fashion shows organized in India.
Part- VI: Modern Textile Trends & Techniques:
(i) Computer Aided Designing:
(a) Basic knowledge of computer application. (b) Knowledge of latest Textile Designing Softwares, their manufacturers & their application. (c) Colour separation & creation. (d) Scanning & printing techniques.
(ii) Other modern developments for design creation :
(a) Latest developments in dyeing techniques. (b) Latest developments in printing techniques. (c) Latest developments in Woven, Non-woven and knitting techniques.
Part-I Introduction to Textiles:
(i) Fibre: (a) Definition, Classification & Identification of Textile fibers. (b) Properties of various textile fibers. (c) Uses of different textile fibers in textiles & other than textiles.
(ii) Yarn: (a) Processing of fibers into yarn. (b) Types & Characteristics of different yarns. (c) Count measuring systems.
(iii) Finishing Techniques: (a) Need for fabric finishing (b) Classification & application of important finishing techniques.
(iv) Miscellaneous: (a) Co-relation of fiber, yarn & fabric properties. (b) Selection, suitability & care of textiles. (c) General importance of textiles.
Part- II Dyeing & Printing: 1. Meaning & classification of dyes. 2. General theory of dyeing & importance of auxiliaries in dyeing & printing. 3. Pretreatments for dyeing & printing. 4. Detail study of different type of dyes & pigments & application on various single & blended fabrics. 5. Preparation of printing paste. 6. Detail study of different methods & styles of printing. 7. After treatments for dyed & printed fabrics. 8. Colour fastness testing. 9. Elementry knowledge of related basic machines & equipments used for pretreatments, dyeing, printing & after treatments.
Part- III Woven & knitted fabric designing:
(i) Woven Fabric: (a) Introduction of fabric structures & definition of different type of fabrics. (b) Brief study of Handlooms, Semiautomatic & Automatic 1ooms including various shedding techniques. (c) Classification & study of basic weaves, its derivatives & extensions. (d) Application of Draft, Peg Plan & Dent Plan. (e) Ornamentation of plain fabric & simple colour & weave effects. (f) Fancy twills & other decorative weaves. (g) Special Rib & Cord structures. (h) Stripe & check weave combinations. (i) Extra thread figuring . (j) Pile structures. (k) Various figuring structures produced by dobby & Jacquard. (l) Fabric analysis & cloth calculations. (m) Inspection of fabric for various faults & remedies.
(ii) Knitted Fabric: (a) History, definition & types of knitting. (b) Study of primary knitted structures. (c) Study of Jacquard knitted structures. (d) Uses of knit fabrics. (e) Defects in knitted fabrics & their remedies.
Part- IV Basic Drawing & Creative Textile Designing: (i) Elements & Principles of Drawing & Composition. (ii) Introduction to Art material & tools. (iii) Understanding of basic shapes & space organization. (iv) Detail study of colour theories & colour schemes. (v) Colour modifications, effects & importance of colour in textiles. (vi) Application of texture, collage & illusion in designing. (vii) Understanding of various styles of design. (viii) Understanding of different bases & placements for designing. (ix) Expression of terms used in Textile Design & their application. (x) Repeat setting & production of design on fabric through various methods. (xi) Factors influencing creation in designing.
Part- V Indian Traditional Textiles & World Textiles:
(A) (i) Detail study of Indian traditional Textiles in context of following:- (a) Woven – Brocade, Jamdani, Chanderi, Carpet, Baluchar. (b) Painted – Kalamkari, Madhubani, Miniature, Phar, Varli. (c) Dyed & printed – Ikat, Bandhani, Sanganeri, Batik. (d) Embroidered – Phulkari, Kashmiri, Kantha, Chickenkari, Kutch. (ii) Statewise classification of different traditional textiles in India.
(B) (i) Study of motifs, colour, fabric & method of application in textiles of following countries:- (a) Japan (b) China (c) Egypt (d) U.K. (e) France (f) Russia (ii) Identification of harmful dyes & chemicals restricted/ banned by developed countries & their replacements. (iii) List of various textile units & Export Houses established in Rajasthan & rest of India. (iv) Comparative study of textile Import & Export among various countries in context of Rajasthan. (v) Impact of design & colour concept on export market. (vi) Portfolio presentation & Job prospects.
(C) (i) Fashion trends & forecasting methods. (ii) Influence of fashion on market. (iii) Fashion merchandising. (iv) List of fashion trade fairs & fashion shows organized in India.
Part- VI: Modern Textile Trends & Techniques:
(i) Computer Aided Designing:
(a) Basic knowledge of computer application. (b) Knowledge of latest Textile Designing Softwares, their manufacturers & their application. (c) Colour separation & creation. (d) Scanning & printing techniques.
(ii) Other modern developments for design creation :
(a) Latest developments in dyeing techniques. (b) Latest developments in printing techniques. (c) Latest developments in Woven, Non-woven and knitting techniques.
TEXTILE ENGINEERING AND FIBRE SCIENCE MCQs
1:-In weft knitting loop length controlled by
A:-Clearing cam
B:-Guard cam
C:-Stitch cam
D:-Raising cam
Ans: C
2:-A non-ionic dye which is relatively insoluble in water at room temperature
A:-Disperse dye
B:-Vat dye
C:-Sulphur dye
D:-Reactive dye
Ans: A
3:-Mercerisation of the linen help to minimize the
A:-Decrease in resistance to abrasion
B:-Increase in resistance to abrasion
C:-Decrease in resistance to crease
D:-Increase in resistance to crease
Ans: A
4:-The type of polymerisation used for the production of polyacrylonitrile is
A:-Poly condensation
B:-Addition polymerisation
C:-Radical addition polymerisation
D:-Radical condensation polymerisation
Ans: C
5:-For a 1/3 twill weave, which will take least heald shaft movement
A:-Centre closed shed
B:-Bottom closed shed
C:-Semi open shed
D:-Open shed
Ans: D
6:-Flex, jute and ramie fibres are belongs to the family of
A:-Leaf fibre
B:-Fruit fibre
C:-Hair fibre
D:-Bast fibre
Ans: D
7:-In an air jet weaving machine, propelling force generating for insertion of weft yarn is not depend on the
A:-Strength of yarn
B:-Length of yarn
C:-Diameter of yarn
D:-Velocity of yarn
Ans: A
8:-In finishing process combination of nitrogen and phosphorus compounds used for
A:-Water proofing
B:-Anti microbial agent
C:-Flame retardant
D:-Antistatic agent
Ans: C
9:-Thinnest yarn fault in classimat among the following is
A:-`D_4`
B:-B
C:-`H_1`
D:-`I_2`
Ans: D
10:-Pressure bar provided in a draw frame drafting for
A:-reduce the pressure on the fibre assembly within the drafting zone
B:-reducing the drafting wave
C:-increasing the uniformity of silver
D:-increasing the pressure on the fibre assembly within the drafting zone
Ans: A
11:-Most of the seed coat particles are removed effectively in
A:-carding
B:-blow room
C:-comber
D:-spinning
Ans: A
12:-Which of the following yarn is finest?
A:-10 Ne
B:-10 Tex
C:-100 Ne
D:-100 Tex
Ans: C
13:-The fibre which hasa mineral origin
A:-Asbestos
B:-Silk
C:-Flex
D:-Acrylic
Ans: A
14:-The difference between the cost price and selling price
A:-MRP
B:-Mark Up
C:-Market price
D:-Profit
Ans: B
15:-The operation of twisting of long silk filament yarn called
A:-Degumming
B:-Weighting of silk
C:-Throwing of silk
D:-Winding of silk
Ans: C
16:-Stifling of silk is the process of
A:-Cocoons placed in 1% soap solution at 90°C
B:-Grading of cocoons for good quality
C:-Unwinding long continuous yarn from the cocoons
D:-Killing moth inside the cocoons by a steam or hot water
Ans: D
17:-Design used for denim fibre
A:-3/1 twill
B:-1/2 twill
C:-2/2 twill
D:-1/3 twill
Ans: A
18:-A silk fabric constructed with a weft sateen figure on a warp satin or twill or plain ground called
A:-Brocade
B:-Georgette
C:-Muslin
D:-Damask
Ans: D
19:-Which is not a function of geo textile?
A:-Separation
B:-Filtration
C:-Drainage
D:-Protection
Ans: D
20:-The fibres not used for the production of military protective clothing
A:-Aramids
B:-Kevlar
C:-Carbon fibres
D:-Polyurethane
Ans: D
21:-The most suitable weave for ballistic protective clothing is
A:-plain weave
B:-satin weave
C:-twill weave
D:-basket weave
Ans: A
22:-What are the primary colours in pigment theory?
A:-Red, Green Blue
B:-Yellow, Green, Blue
C:-Blue, Yellow, Red
D:-Red, Yellow, Blue
Ans: D
23:-The weave that produce longitudinal warp line in the cloth with fine sunken lines in between is called
A:-Repp weave
B:-Pique
C:-Bedford cord
D:-Twill weave
Ans: C
24:-Function of positive feed in knitting is
A:-Yarn tension compensating device
B:-To alter the stitch length
C:-Regulate the amount of yarn feed
D:-Minimizing the yarn waste
Ans: C
25:-If the needle is not raised and does not receive the new feed yarn, a loop form called
A:-Knit loop
B:-Tuck loop
C:-Held loop
D:-Miss loop
Ans: D
26:-In a carding machine wire points arranged in opposite direction and move same direction with different speed;
the action called
A:-Carding
B:-Stripping
C:-Doffing
D:-Drafting
Ans: A
27:-State the function of presser
A:-To close the beard
B:-To close the latch
C:-To give return movement to the needle
D:-To assist the guard cam
Ans: A
28:-Define sinker loop
A:-A loop in which the same thread crosses over itself
B:-Length of yarn placed over the needle
C:-The yarn connect two adjacent needle loop
D:-The upper part of the loop produced by the needle
Ans: C
29:-Amount of water used for the insertion of weft in water jet loom
A:-5-9 cc/pick
B:-1-4 cc/pick
C:-0.1-0.4 cc/pick
D:-0.5/0.9 cc/pick
Ans: D
30:-State the function of swing door mechanism
A:-Regulate the feed cotton
B:-Regulate the speed of beater
C:-Pre-opening of cotton
D:-Blending of fibres
Ans: A
31:-The function of weft brake in projectile weaving machine is
A:-To stop the projectile
B:-Holding weft supply package
C:-For guiding yarn on weft accumulator drum
D:-Applies tension to weft yarn at appropriate time
Ans: D
32:-A defect caused by hardened fluff or foreign matter into the fabric is called
A:-Goat
B:-Dirty cloth
C:-Patchiness
D:-Reediness
Ans: A
33:-A loom truly termed 'automatic' must have the following mechanisms in addition to the essential mechanism
A:-Weft stop motion, warp stop motion and weft replenishment motion
B:-Weft stop motion, weft replenishment motion and positive warp let-off motion
C:-Weft replenishment motion, positive picking motion and positive take-up motion
D:-Positive warp let-off motion, warp stop motion and weft replenishment motion
Ans: D
34:-The cause for nep formation in blow room
A:-Too high or low beater speed
B:-High variation of trash in different cotton varieties in mixing
C:-Uneven feeding of material to the feeder
D:-Inadequate or high calendar roller pressure
Ans: A
35:-Place many number of plies of fabric one over other and aligned length and width of fabric together is called
A:-Pattern matching
B:-Cloth alignment
C:-Pattern loading
D:-Spreading
Ans: D
36:-Function of feed dog in sewing machine
A:-Control the length of stitch
B:-Hold the cloth firmly in stitching position
C:-Help to move the cloth forward while sewing
D:-Hold the thread in position from spool
Ans: C
37:-Dugdales terry motion working on the principle of
A:-insertion of wire picks
B:-loose reed principle
C:-fast reed principle
D:-by acting take up motion
Ans: B
38:-Two or more shuttle boxes fitted with both end of loom called
A:-multiple box looms
B:-pick at will looms
C:-non skip box looms
D:-circular box looms
Ans: B
39:-Find the calculated production of plain loom running with 160 RPM, 40 pick/inches with an efficiency of 75%
A:-3 inches/minute
B:-3 inches/hour
C:-4 inches/minute
D:-5 inches/minute
Ans: C
40:-Warp yarns of one shed line do not cross all the yarns of other shed line at the same time. This is called
A:-Staggering of healds
B:-Balancing of healds
C:-Warp easing of healds
D:-Balancing of shed
Ans: A
41:-A centre weft fork motion
A:-Check presence of weft in alternate picks
B:-Check presence of weft in every picks
C:-Used for the production of heavy duty fabric
D:-Stops the loom when a end breaks
Ans: B
42:-The function of check strap is
A:-to control the picking force
B:-decrease the momentum of picker
C:-destroying the momentum of shuttle entered in shuttle box
D:-to protect the buffer and the picker inside the shuttle box
Ans: C
43:-In dwell of tappet period means
A:-Loom will remain stationary
B:-Healds with remain stationary
C:-Healds are level and beat up starts
D:-Healds are begin to move for shed
Ans: B
44:-Temperature of the size in a sow box for cotton sizing
A:-85 ± 5° C
B:-98 ± 5° C
C:-92 ± 2° C
D:-100 ± 2° C
Ans: C
45:-Primary ingredients in sizing are
A:-Adhesives, softeners, antistatic agents
B:-Lubricants, antistatic agents
C:-Delinquescent, softeners, lubricants
D:-Adhesives, softeners, antiseptic agents
Ans: D
46:-In a pirn winding machine function of layer locking device is
A:-control diameter of pirn
B:-give proper tension
C:-improve prin stability
D:-locking the bunch of yarn
Ans: C
47:-The main advantage of splicing is
A:-more strength in joints
B:-uniform diameter of yarn
C:-easy to handle
D:-higher production in winding
Ans: B
48:-In a drum winding machine
A:-Package RPM is decreases empty to full
B:-Coils per traverse is constant
C:-Produce close winding package
D:-Package RPM constant empty to full
Ans: A
49:-In winding two and a half turn fully accelerated drum means
A:-drum grove make 2.5 turn around the drum from one end to the other
B:-Drum lays more yarn on the base than nose
C:-The base of cone increases as package size increases
D:-All the above
Ans: D
50:-When succeeding coils are widely spaced on the package, it is known as
A:-close winding
B:-open winding
C:-cheese winding
D:-automatic winding
Ans: B
51:-In a right hand dobby first pick is controlled by
A:-straight feeler and top hook
B:-bend feeler and top hook
C:-straight feeler bottom hook
D:-bend feeler and bottom hook
Ans: D
52:-Normal clearance in a parallel blade slub catcher for carded counts
A:-1 to 1.5 time of yarn diameter
B:-1.5 to 2 times of yarn diameter
C:-2 to 2.5 times of yarn diameter
D:-2.5 to 3 times of yarn diameter
Ans: B
53:-Advantage of swinging blade type slub catcher over fixed blade
A:-Clearing 50% more fault
B:-Cheap and easy to maintain
C:-More sensitive to thin places
D:-Slubs can get squeezed and passed through
Ans: B
54:-Advantage of early shedding is
A:-Less power consumption
B:-heavy wefting
C:-less strain in warp
D:-useful for light weight fabric production
Ans: B
55:-Which one is incidental waste in weaving?
A:-Knotting waste
B:-Process waste
C:-Waste from package fault
D:-Waste during changing pirn
Ans: C
56:-Narrow, bare and dense stripes running along the warp direction of fabric is called
A:-Warp streaks
B:-Weft bar
C:-Missing end
D:-Float
Ans: A
57:-The depth of reed wire along the direction of warp yarn is known as
A:-Air space
B:-Percentage air space
C:-Wire thickness
D:-Gauge number of reed wire
Ans: D
58:-Refractometer used for
A:-measuring stretch in sizing
B:-determine size pick up
C:-to indicate consistency of solid contents in size past
D:-to measure saw box temperature
Ans: C
59:-The length and weight unit of Denier English count system
A:-Hank of 840 yards and 1 denier
B:-Hank of 560 yards and 1 denier
C:-Hank of 520 yards and 1 denier
D:-Hank of 560 yards and 1 grains
Ans: C
60:-Count defined in Denier metric system as the
A:-Number of 9000-meter length units present in one gram
B:-Number of one-gram weight units of yarn present in 9000 meters
C:-Number of 1000-meters length units present in one gram
D:-Number of one-gram weight units of yarn present in 1000 meters
Ans: B
61:-Heald count in a plain set is
A:-number of heald eyes per 2 inches across the width
B:-number of heald eyes per inches across the width
C:-number of heald eyes per one inch width
D:-total number of heald eyes present in the heald divided by heald width
Ans: B
62:-Reed count is the number of dents in two inches in
A:-Radcliff system
B:-Metric system
C:-Brad ford system
D:-Stokport system
Ans: D
63:-Tachometer used for measuring
A:-Moisture regain
B:-RPM and surface speed
C:-Percentage of elongation
D:-Humidity
Ans: B
64:-If 200 yards of cotton yarn weigh 2 grams. What is the count in Ne?
A:-100s
B:-24s
C:-45s
D:-54s
Ans: D
65:-The calculated count determined from the total length and total weight of different count termed as
A:-Resultant count
B:-Average count
C:-Universal count (tex)
D:-Worsted count
Ans: B
66:-Find the resultant count of 8s, 24s and 12s
A:-8s
B:-15s
C:-4s
D:-20s
Ans: C
67:-If 30 Km of cotton yarn is 2.5 kg, what is the count in French cotton system?
A:-6sNf
B:-12sNf
C:-24sNf
D:-8sNf
Ans: A
68:-Find the range of the following test results
Strength in lbs - 113, 108, 124, 128, 110
A:-20 lbs
B:-4 lbs
C:-15 lbs
D:-5 lbs
Ans: A
69:-The whole material available for testing is called
A:-sample
B:-population
C:-specimen
D:-median
Ans: B
70:-The ability of a fabric to assume a graceful appearance in use is
A:-stiffness
B:-drape
C:-resilience
D:-cover
Ans: B
71:-Fraction of the area of the fabric covered by both warp and weft threads called
A:-Cover factor
B:-Cloth factor
C:-Cloth setting
D:-Cloth cover
Ans: D
72:-Cover factor calculated from
A:-threads per inch in the cloth
B:-ends and picks per inch in the fabric
C:-threads per inch and count of yarn
D:-end per inch in the fabric
Ans: C
73:-Uster evenness tester working on
A:-optical principle
B:-electronic principle
C:-capacitance principle
D:-electromagnetic principle
Ans: C
74:-Circumference of wrap reel is
A:-1.5 yards
B:-3 yards
C:-1.2 yards
D:-2.4 yards
Ans: A
75:-Single thread strength tester of the pendulum type lever working on the principle of
A:-constant rate of loading
B:-constant rate of extension
C:-constant rate of breaking
D:-inclined plain
Ans: B
76:-The relation between TPI and yarn count is
A:-TPI = TM ×`"sqrt(count)"`
B:-Count = TPI/TM
C:-TPI = TM x Count
D:-Count = TPI x TM
Ans: A
77:-Linters are
A:-long fibres separated in ginning
B:-long fibres adheres to cotton seed
C:-short fibres adheres to cotton seed
D:-cotton fibre covered with cotton seed
Ans: C
78:-Fibre quality index is given by the formula
A:-FQI = `(Lusm)/(F)`
B:-FQI = `(Lusm)/(f)`
C:-FQI = `(Lsm)/(Fu)`
D:-FQI = `(Fusm)/(L)`
Ans: A
79:-One lea of 20s cotton yarn consists of
A:-120 Hanks
B:-120 yards
C:-120 inches
D:-120 feet
Ans: B
80:-Instrument not used for the measurement of bundle strength is
A:-stelometer
B:-instron tester
C:-pressley tester
D:-arealometer
Ans: D
81:-Micronaire value is a combination of
A:-maturity and fibre strength
B:-fibre length and fineness
C:-fineness and maturity
D:-fineness and fibre strength
Ans: C
82:-Which is a burning characteristic of pure silk?
A:-In flame it melt instantly
B:-Burn, melt slowly when present to the flame
C:-Smells like burning paper
D:-Continuous to burn and melt when away from flame
Ans: B
83:-What is the corrected count of yarn?
A:-Count of yarn corrected in standard regain
B:-Count of yarn in actual regain
C:-Count of yarn after changing draft wheel
D:-Count of yarn corrected in standard moisture
Ans: A
84:-A yarn made with irregular profile or construction that differs from single or folded yarn called
A:-Texturised yarn
B:-Fancy yarn
C:-Untwisted yarn
D:-Worsted yarn
Ans: B
85:-Wool fibre made with a naturally occurring protein
A:-Keratin
B:-Lignin
C:-Sericin
D:-Fibroin
Ans: A
86:-A small tangled knot of fibre often caused by fibre processing is
A:-Knot
B:-Objectionable fault
C:-Entanglement
D:-Nep
Ans: D
87:-Average length of Gossypium hirsutum is
A:-32-40 mm
B:-13-25 mm
C:-25-48 mm
D:-22-24 mm
Ans: D
88:-The distance between the nip line in relation to the distribution of fibre length within the silver called
A:-Machine setting
B:-Roller setting
C:-Relative roller speed
D:-Draft setting
Ans: B
89:-Main contributors to thick and thin places in yarns are
A:-Un opened fibre and drafting irregularities
B:-Defective winding process
C:-Presences of large amount of waste percentage in mixing
D:-Poor control of lap weight
Ans: A
90:-The most important single cause for within bobbin count variation
A:-In correct draft and ratchet wheel in flyframe
B:-Poor control of lap weight
C:-Defective draw frame
D:-Bad work practice in ring frame
Ans: C
91:-Prime cause for excessive stretch in fly frame
A:-Worn out drafting rollers
B:-Incorrect initial position of cone drum belt
C:-Faulty feeding of silver
D:-Incorrect piecing practice
Ans: B
92:-Percentage of yarn produced from a given weight of bale cotton
A:-Productivity
B:-Cotton realisation
C:-Yarn realisation
D:-Production efficiency
Ans: C
93:-Common yarn objectionable faults in the fabric are
A:-Slubs and knots
B:-Neps and hooks
C:-Thin places and neps
D:-Thick places and neps
Ans: D
94:-Cause for a catastrophic end breaks in spinning
A:-Collision between balloons
B:-Torn apron
C:-Vibrating or out centre spindle
D:-Eccentric drafting rollers
Ans: A
95:-A periodic check on fractionating efficiency serve
A:-To increase the production in comber
B:-To improve the fibre alignment in comber
C:-Judge the mechanical condition of comber
D:-To reduce the stoppage in combing
Ans: C
96:-A convenient and reliable method for estimating the loss of efficiency and its causes called
A:-Productivity analysis
B:-Snap reading
C:-Machinery audit
D:-Profitability analysis
Ans: B
97:-The ratio of machine production to the labour employment ratio expressed as percentage is
A:-Machine productivity
B:-Labour productivity
C:-Productivity
D:-Productivity index
Ans: C
98:-A periodic critical examination of machine to identify mechanical condition of various parts and machine setting, which are likely to affect quality and productivity is called
A:-Periodic maintenance
B:-Preventive maintenance
C:-Quality audit
D:-Machinery audit
Ans: D
99:-Transfer efficiency of fibres in a carding cylinder decided by
A:-RPM of cylinder
B:-Wire population in doffer
C:-Tooth angle in cylinder
D:-RPM of doffer
Ans: C
100:-The function of front plate is
A:-To regulate the cleaning efficiency of carding machine
B:-To regulate the percentage of flat waste
C:-To control the droppings
D:-To regulate the flat speed
Ans: B
A:-Clearing cam
B:-Guard cam
C:-Stitch cam
D:-Raising cam
Ans: C
2:-A non-ionic dye which is relatively insoluble in water at room temperature
A:-Disperse dye
B:-Vat dye
C:-Sulphur dye
D:-Reactive dye
Ans: A
3:-Mercerisation of the linen help to minimize the
A:-Decrease in resistance to abrasion
B:-Increase in resistance to abrasion
C:-Decrease in resistance to crease
D:-Increase in resistance to crease
Ans: A
4:-The type of polymerisation used for the production of polyacrylonitrile is
A:-Poly condensation
B:-Addition polymerisation
C:-Radical addition polymerisation
D:-Radical condensation polymerisation
Ans: C
5:-For a 1/3 twill weave, which will take least heald shaft movement
A:-Centre closed shed
B:-Bottom closed shed
C:-Semi open shed
D:-Open shed
Ans: D
6:-Flex, jute and ramie fibres are belongs to the family of
A:-Leaf fibre
B:-Fruit fibre
C:-Hair fibre
D:-Bast fibre
Ans: D
7:-In an air jet weaving machine, propelling force generating for insertion of weft yarn is not depend on the
A:-Strength of yarn
B:-Length of yarn
C:-Diameter of yarn
D:-Velocity of yarn
Ans: A
8:-In finishing process combination of nitrogen and phosphorus compounds used for
A:-Water proofing
B:-Anti microbial agent
C:-Flame retardant
D:-Antistatic agent
Ans: C
9:-Thinnest yarn fault in classimat among the following is
A:-`D_4`
B:-B
C:-`H_1`
D:-`I_2`
Ans: D
10:-Pressure bar provided in a draw frame drafting for
A:-reduce the pressure on the fibre assembly within the drafting zone
B:-reducing the drafting wave
C:-increasing the uniformity of silver
D:-increasing the pressure on the fibre assembly within the drafting zone
Ans: A
11:-Most of the seed coat particles are removed effectively in
A:-carding
B:-blow room
C:-comber
D:-spinning
Ans: A
12:-Which of the following yarn is finest?
A:-10 Ne
B:-10 Tex
C:-100 Ne
D:-100 Tex
Ans: C
13:-The fibre which hasa mineral origin
A:-Asbestos
B:-Silk
C:-Flex
D:-Acrylic
Ans: A
14:-The difference between the cost price and selling price
A:-MRP
B:-Mark Up
C:-Market price
D:-Profit
Ans: B
15:-The operation of twisting of long silk filament yarn called
A:-Degumming
B:-Weighting of silk
C:-Throwing of silk
D:-Winding of silk
Ans: C
16:-Stifling of silk is the process of
A:-Cocoons placed in 1% soap solution at 90°C
B:-Grading of cocoons for good quality
C:-Unwinding long continuous yarn from the cocoons
D:-Killing moth inside the cocoons by a steam or hot water
Ans: D
17:-Design used for denim fibre
A:-3/1 twill
B:-1/2 twill
C:-2/2 twill
D:-1/3 twill
Ans: A
18:-A silk fabric constructed with a weft sateen figure on a warp satin or twill or plain ground called
A:-Brocade
B:-Georgette
C:-Muslin
D:-Damask
Ans: D
19:-Which is not a function of geo textile?
A:-Separation
B:-Filtration
C:-Drainage
D:-Protection
Ans: D
20:-The fibres not used for the production of military protective clothing
A:-Aramids
B:-Kevlar
C:-Carbon fibres
D:-Polyurethane
Ans: D
21:-The most suitable weave for ballistic protective clothing is
A:-plain weave
B:-satin weave
C:-twill weave
D:-basket weave
Ans: A
22:-What are the primary colours in pigment theory?
A:-Red, Green Blue
B:-Yellow, Green, Blue
C:-Blue, Yellow, Red
D:-Red, Yellow, Blue
Ans: D
23:-The weave that produce longitudinal warp line in the cloth with fine sunken lines in between is called
A:-Repp weave
B:-Pique
C:-Bedford cord
D:-Twill weave
Ans: C
24:-Function of positive feed in knitting is
A:-Yarn tension compensating device
B:-To alter the stitch length
C:-Regulate the amount of yarn feed
D:-Minimizing the yarn waste
Ans: C
25:-If the needle is not raised and does not receive the new feed yarn, a loop form called
A:-Knit loop
B:-Tuck loop
C:-Held loop
D:-Miss loop
Ans: D
26:-In a carding machine wire points arranged in opposite direction and move same direction with different speed;
the action called
A:-Carding
B:-Stripping
C:-Doffing
D:-Drafting
Ans: A
27:-State the function of presser
A:-To close the beard
B:-To close the latch
C:-To give return movement to the needle
D:-To assist the guard cam
Ans: A
28:-Define sinker loop
A:-A loop in which the same thread crosses over itself
B:-Length of yarn placed over the needle
C:-The yarn connect two adjacent needle loop
D:-The upper part of the loop produced by the needle
Ans: C
29:-Amount of water used for the insertion of weft in water jet loom
A:-5-9 cc/pick
B:-1-4 cc/pick
C:-0.1-0.4 cc/pick
D:-0.5/0.9 cc/pick
Ans: D
30:-State the function of swing door mechanism
A:-Regulate the feed cotton
B:-Regulate the speed of beater
C:-Pre-opening of cotton
D:-Blending of fibres
Ans: A
31:-The function of weft brake in projectile weaving machine is
A:-To stop the projectile
B:-Holding weft supply package
C:-For guiding yarn on weft accumulator drum
D:-Applies tension to weft yarn at appropriate time
Ans: D
32:-A defect caused by hardened fluff or foreign matter into the fabric is called
A:-Goat
B:-Dirty cloth
C:-Patchiness
D:-Reediness
Ans: A
33:-A loom truly termed 'automatic' must have the following mechanisms in addition to the essential mechanism
A:-Weft stop motion, warp stop motion and weft replenishment motion
B:-Weft stop motion, weft replenishment motion and positive warp let-off motion
C:-Weft replenishment motion, positive picking motion and positive take-up motion
D:-Positive warp let-off motion, warp stop motion and weft replenishment motion
Ans: D
34:-The cause for nep formation in blow room
A:-Too high or low beater speed
B:-High variation of trash in different cotton varieties in mixing
C:-Uneven feeding of material to the feeder
D:-Inadequate or high calendar roller pressure
Ans: A
35:-Place many number of plies of fabric one over other and aligned length and width of fabric together is called
A:-Pattern matching
B:-Cloth alignment
C:-Pattern loading
D:-Spreading
Ans: D
36:-Function of feed dog in sewing machine
A:-Control the length of stitch
B:-Hold the cloth firmly in stitching position
C:-Help to move the cloth forward while sewing
D:-Hold the thread in position from spool
Ans: C
37:-Dugdales terry motion working on the principle of
A:-insertion of wire picks
B:-loose reed principle
C:-fast reed principle
D:-by acting take up motion
Ans: B
38:-Two or more shuttle boxes fitted with both end of loom called
A:-multiple box looms
B:-pick at will looms
C:-non skip box looms
D:-circular box looms
Ans: B
39:-Find the calculated production of plain loom running with 160 RPM, 40 pick/inches with an efficiency of 75%
A:-3 inches/minute
B:-3 inches/hour
C:-4 inches/minute
D:-5 inches/minute
Ans: C
40:-Warp yarns of one shed line do not cross all the yarns of other shed line at the same time. This is called
A:-Staggering of healds
B:-Balancing of healds
C:-Warp easing of healds
D:-Balancing of shed
Ans: A
41:-A centre weft fork motion
A:-Check presence of weft in alternate picks
B:-Check presence of weft in every picks
C:-Used for the production of heavy duty fabric
D:-Stops the loom when a end breaks
Ans: B
42:-The function of check strap is
A:-to control the picking force
B:-decrease the momentum of picker
C:-destroying the momentum of shuttle entered in shuttle box
D:-to protect the buffer and the picker inside the shuttle box
Ans: C
43:-In dwell of tappet period means
A:-Loom will remain stationary
B:-Healds with remain stationary
C:-Healds are level and beat up starts
D:-Healds are begin to move for shed
Ans: B
44:-Temperature of the size in a sow box for cotton sizing
A:-85 ± 5° C
B:-98 ± 5° C
C:-92 ± 2° C
D:-100 ± 2° C
Ans: C
45:-Primary ingredients in sizing are
A:-Adhesives, softeners, antistatic agents
B:-Lubricants, antistatic agents
C:-Delinquescent, softeners, lubricants
D:-Adhesives, softeners, antiseptic agents
Ans: D
46:-In a pirn winding machine function of layer locking device is
A:-control diameter of pirn
B:-give proper tension
C:-improve prin stability
D:-locking the bunch of yarn
Ans: C
47:-The main advantage of splicing is
A:-more strength in joints
B:-uniform diameter of yarn
C:-easy to handle
D:-higher production in winding
Ans: B
48:-In a drum winding machine
A:-Package RPM is decreases empty to full
B:-Coils per traverse is constant
C:-Produce close winding package
D:-Package RPM constant empty to full
Ans: A
49:-In winding two and a half turn fully accelerated drum means
A:-drum grove make 2.5 turn around the drum from one end to the other
B:-Drum lays more yarn on the base than nose
C:-The base of cone increases as package size increases
D:-All the above
Ans: D
50:-When succeeding coils are widely spaced on the package, it is known as
A:-close winding
B:-open winding
C:-cheese winding
D:-automatic winding
Ans: B
51:-In a right hand dobby first pick is controlled by
A:-straight feeler and top hook
B:-bend feeler and top hook
C:-straight feeler bottom hook
D:-bend feeler and bottom hook
Ans: D
52:-Normal clearance in a parallel blade slub catcher for carded counts
A:-1 to 1.5 time of yarn diameter
B:-1.5 to 2 times of yarn diameter
C:-2 to 2.5 times of yarn diameter
D:-2.5 to 3 times of yarn diameter
Ans: B
53:-Advantage of swinging blade type slub catcher over fixed blade
A:-Clearing 50% more fault
B:-Cheap and easy to maintain
C:-More sensitive to thin places
D:-Slubs can get squeezed and passed through
Ans: B
54:-Advantage of early shedding is
A:-Less power consumption
B:-heavy wefting
C:-less strain in warp
D:-useful for light weight fabric production
Ans: B
55:-Which one is incidental waste in weaving?
A:-Knotting waste
B:-Process waste
C:-Waste from package fault
D:-Waste during changing pirn
Ans: C
56:-Narrow, bare and dense stripes running along the warp direction of fabric is called
A:-Warp streaks
B:-Weft bar
C:-Missing end
D:-Float
Ans: A
57:-The depth of reed wire along the direction of warp yarn is known as
A:-Air space
B:-Percentage air space
C:-Wire thickness
D:-Gauge number of reed wire
Ans: D
58:-Refractometer used for
A:-measuring stretch in sizing
B:-determine size pick up
C:-to indicate consistency of solid contents in size past
D:-to measure saw box temperature
Ans: C
59:-The length and weight unit of Denier English count system
A:-Hank of 840 yards and 1 denier
B:-Hank of 560 yards and 1 denier
C:-Hank of 520 yards and 1 denier
D:-Hank of 560 yards and 1 grains
Ans: C
60:-Count defined in Denier metric system as the
A:-Number of 9000-meter length units present in one gram
B:-Number of one-gram weight units of yarn present in 9000 meters
C:-Number of 1000-meters length units present in one gram
D:-Number of one-gram weight units of yarn present in 1000 meters
Ans: B
61:-Heald count in a plain set is
A:-number of heald eyes per 2 inches across the width
B:-number of heald eyes per inches across the width
C:-number of heald eyes per one inch width
D:-total number of heald eyes present in the heald divided by heald width
Ans: B
62:-Reed count is the number of dents in two inches in
A:-Radcliff system
B:-Metric system
C:-Brad ford system
D:-Stokport system
Ans: D
63:-Tachometer used for measuring
A:-Moisture regain
B:-RPM and surface speed
C:-Percentage of elongation
D:-Humidity
Ans: B
64:-If 200 yards of cotton yarn weigh 2 grams. What is the count in Ne?
A:-100s
B:-24s
C:-45s
D:-54s
Ans: D
65:-The calculated count determined from the total length and total weight of different count termed as
A:-Resultant count
B:-Average count
C:-Universal count (tex)
D:-Worsted count
Ans: B
66:-Find the resultant count of 8s, 24s and 12s
A:-8s
B:-15s
C:-4s
D:-20s
Ans: C
67:-If 30 Km of cotton yarn is 2.5 kg, what is the count in French cotton system?
A:-6sNf
B:-12sNf
C:-24sNf
D:-8sNf
Ans: A
68:-Find the range of the following test results
Strength in lbs - 113, 108, 124, 128, 110
A:-20 lbs
B:-4 lbs
C:-15 lbs
D:-5 lbs
Ans: A
69:-The whole material available for testing is called
A:-sample
B:-population
C:-specimen
D:-median
Ans: B
70:-The ability of a fabric to assume a graceful appearance in use is
A:-stiffness
B:-drape
C:-resilience
D:-cover
Ans: B
71:-Fraction of the area of the fabric covered by both warp and weft threads called
A:-Cover factor
B:-Cloth factor
C:-Cloth setting
D:-Cloth cover
Ans: D
72:-Cover factor calculated from
A:-threads per inch in the cloth
B:-ends and picks per inch in the fabric
C:-threads per inch and count of yarn
D:-end per inch in the fabric
Ans: C
73:-Uster evenness tester working on
A:-optical principle
B:-electronic principle
C:-capacitance principle
D:-electromagnetic principle
Ans: C
74:-Circumference of wrap reel is
A:-1.5 yards
B:-3 yards
C:-1.2 yards
D:-2.4 yards
Ans: A
75:-Single thread strength tester of the pendulum type lever working on the principle of
A:-constant rate of loading
B:-constant rate of extension
C:-constant rate of breaking
D:-inclined plain
Ans: B
76:-The relation between TPI and yarn count is
A:-TPI = TM ×`"sqrt(count)"`
B:-Count = TPI/TM
C:-TPI = TM x Count
D:-Count = TPI x TM
Ans: A
77:-Linters are
A:-long fibres separated in ginning
B:-long fibres adheres to cotton seed
C:-short fibres adheres to cotton seed
D:-cotton fibre covered with cotton seed
Ans: C
78:-Fibre quality index is given by the formula
A:-FQI = `(Lusm)/(F)`
B:-FQI = `(Lusm)/(f)`
C:-FQI = `(Lsm)/(Fu)`
D:-FQI = `(Fusm)/(L)`
Ans: A
79:-One lea of 20s cotton yarn consists of
A:-120 Hanks
B:-120 yards
C:-120 inches
D:-120 feet
Ans: B
80:-Instrument not used for the measurement of bundle strength is
A:-stelometer
B:-instron tester
C:-pressley tester
D:-arealometer
Ans: D
81:-Micronaire value is a combination of
A:-maturity and fibre strength
B:-fibre length and fineness
C:-fineness and maturity
D:-fineness and fibre strength
Ans: C
82:-Which is a burning characteristic of pure silk?
A:-In flame it melt instantly
B:-Burn, melt slowly when present to the flame
C:-Smells like burning paper
D:-Continuous to burn and melt when away from flame
Ans: B
83:-What is the corrected count of yarn?
A:-Count of yarn corrected in standard regain
B:-Count of yarn in actual regain
C:-Count of yarn after changing draft wheel
D:-Count of yarn corrected in standard moisture
Ans: A
84:-A yarn made with irregular profile or construction that differs from single or folded yarn called
A:-Texturised yarn
B:-Fancy yarn
C:-Untwisted yarn
D:-Worsted yarn
Ans: B
85:-Wool fibre made with a naturally occurring protein
A:-Keratin
B:-Lignin
C:-Sericin
D:-Fibroin
Ans: A
86:-A small tangled knot of fibre often caused by fibre processing is
A:-Knot
B:-Objectionable fault
C:-Entanglement
D:-Nep
Ans: D
87:-Average length of Gossypium hirsutum is
A:-32-40 mm
B:-13-25 mm
C:-25-48 mm
D:-22-24 mm
Ans: D
88:-The distance between the nip line in relation to the distribution of fibre length within the silver called
A:-Machine setting
B:-Roller setting
C:-Relative roller speed
D:-Draft setting
Ans: B
89:-Main contributors to thick and thin places in yarns are
A:-Un opened fibre and drafting irregularities
B:-Defective winding process
C:-Presences of large amount of waste percentage in mixing
D:-Poor control of lap weight
Ans: A
90:-The most important single cause for within bobbin count variation
A:-In correct draft and ratchet wheel in flyframe
B:-Poor control of lap weight
C:-Defective draw frame
D:-Bad work practice in ring frame
Ans: C
91:-Prime cause for excessive stretch in fly frame
A:-Worn out drafting rollers
B:-Incorrect initial position of cone drum belt
C:-Faulty feeding of silver
D:-Incorrect piecing practice
Ans: B
92:-Percentage of yarn produced from a given weight of bale cotton
A:-Productivity
B:-Cotton realisation
C:-Yarn realisation
D:-Production efficiency
Ans: C
93:-Common yarn objectionable faults in the fabric are
A:-Slubs and knots
B:-Neps and hooks
C:-Thin places and neps
D:-Thick places and neps
Ans: D
94:-Cause for a catastrophic end breaks in spinning
A:-Collision between balloons
B:-Torn apron
C:-Vibrating or out centre spindle
D:-Eccentric drafting rollers
Ans: A
95:-A periodic check on fractionating efficiency serve
A:-To increase the production in comber
B:-To improve the fibre alignment in comber
C:-Judge the mechanical condition of comber
D:-To reduce the stoppage in combing
Ans: C
96:-A convenient and reliable method for estimating the loss of efficiency and its causes called
A:-Productivity analysis
B:-Snap reading
C:-Machinery audit
D:-Profitability analysis
Ans: B
97:-The ratio of machine production to the labour employment ratio expressed as percentage is
A:-Machine productivity
B:-Labour productivity
C:-Productivity
D:-Productivity index
Ans: C
98:-A periodic critical examination of machine to identify mechanical condition of various parts and machine setting, which are likely to affect quality and productivity is called
A:-Periodic maintenance
B:-Preventive maintenance
C:-Quality audit
D:-Machinery audit
Ans: D
99:-Transfer efficiency of fibres in a carding cylinder decided by
A:-RPM of cylinder
B:-Wire population in doffer
C:-Tooth angle in cylinder
D:-RPM of doffer
Ans: C
100:-The function of front plate is
A:-To regulate the cleaning efficiency of carding machine
B:-To regulate the percentage of flat waste
C:-To control the droppings
D:-To regulate the flat speed
Ans: B