KERALA PSC PREVIOUS QUESTION AND ANSWERS
Question51:-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
Correct Answer:- Option-D
Question52:-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
Correct Answer:- Option-B
Question53:-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
Correct Answer:- Option-B
Question54:-Advantage of early shedding is
A:-Less power consumption
B:-heavy wefting
C:-less strain in warp
D:-useful for light weight fabric production
Correct Answer:- Option-B
Question55:-Which one is incidental waste in weaving?
A:-Knotting waste
B:-Process waste
C:-Waste from package fault
D:-Waste during changing pirn
Correct Answer:- Option-C
Question56:-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
Correct Answer:- Option-A
Question57:-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
Correct Answer:- Option-D
Question58:-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
Correct Answer:- Option-C
Question59:-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
Correct Answer:- Option-C
Question60:-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
Correct Answer:- Option-B
Question61:-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
Correct Answer:- Option-B
Question62:-Reed count is the number of dents in two inches in
A:-Radcliff system
B:-Metric system
C:-Brad ford system
D:-Stokport system
Correct Answer:- Option-D
Question63:-Tachometer used for measuring
A:-Moisture regain
B:-RPM and surface speed
C:-Percentage of elongation
D:-Humidity
Correct Answer:- Option-B
Question64:-If 200 yards of cotton yarn weigh 2 grams. What is the count in Ne?
A:-100s
B:-24s
C:-45s
D:-54s
Correct Answer:- Option-D
Question65:-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
Correct Answer:- Option-B
Question66:-Find the resultant count of 8s, 24s and 12s
A:-8s
B:-15s
C:-4s
D:-20s
Correct Answer:- Option-C
Question67:-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
Correct Answer:- Option-A
Question68:-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
Correct Answer:- Option-A
Question69:-The whole material available for testing is called
A:-sample
B:-population
C:-specimen
D:-median
Correct Answer:- Option-B
Question70:-The ability of a fabric to assume a graceful appearance in use is
A:-stiffness
B:-drape
C:-resilience
D:-cover
Correct Answer:- Option-B
Question71:-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
Correct Answer:- Option-D
Question72:-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
Correct Answer:- Option-C
Question73:-Uster evenness tester working on
A:-optical principle
B:-electronic principle
C:-capacitance principle
D:-electromagnetic principle
Correct Answer:- Option-C
Question74:-Circumference of wrap reel is
A:-1.5 yards
B:-3 yards
C:-1.2 yards
D:-2.4 yards
Correct Answer:- Option-A
Question75:-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
Correct Answer:- Option-B
Question76:-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
Correct Answer:- Option-A
Question77:-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
Correct Answer:- Option-C
Question78:-Fibre quality index is given by the formula
A:-FQI = `(Lusm)/(F)`
B:-FQI = `(Lusm)/(f)`
C:-FQI = `(Lsm)/(Fu)`
D:-FQI = `(Fusm)/(L)`
Correct Answer:- Option-A
Question79:-One lea of 20s cotton yarn consists of
A:-120 Hanks
B:-120 yards
C:-120 inches
D:-120 feet
Correct Answer:- Option-B
Question80:-Instrument not used for the measurement of bundle strength is
A:-stelometer
B:-instron tester
C:-pressley tester
D:-arealometer
Correct Answer:- Option-D
Question81:-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
Correct Answer:- Option-C
Question82:-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
Correct Answer:- Option-B
Question83:-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
Correct Answer:- Option-A
Question84:-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
Correct Answer:- Option-B
Question85:-Wool fibre made with a naturally occurring protein
A:-Keratin
B:-Lignin
C:-Sericin
D:-Fibroin
Correct Answer:- Option-A
Question86:-A small tangled knot of fibre often caused by fibre processing is
A:-Knot
B:-Objectionable fault
C:-Entanglement
D:-Nep
Correct Answer:- Option-D
Question87:-Average length of Gossypium hirsutum is
A:-32-40 mm
B:-13-25 mm
C:-25-48 mm
D:-22-24 mm
Correct Answer:- Option-D
Question88:-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
Correct Answer:- Option-B
Question89:-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
Correct Answer:- Option-A
Question90:-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
Correct Answer:- Option-C
Question91:-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
Correct Answer:- Option-B
Question92:-Percentage of yarn produced from a given weight of bale cotton
A:-Productivity
B:-Cotton realisation
C:-Yarn realisation
D:-Production efficiency
Correct Answer:- Option-C
Question93:-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
Correct Answer:- Option-D
Question94:-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
Correct Answer:- Option-A
Question95:-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
Correct Answer:- Option-C
Question96:-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
Correct Answer:- Option-B
Question97:-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
Correct Answer:- Option-C
Question98:-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
Correct Answer:- Option-D
Question99:-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
Correct Answer:- Option-C
Question100:-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
Correct Answer:- Option-B
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