C:-Flax
D:-Wool
Correct Answer:- Option-D
Question77:-For same count, rotor yam TM is
A:-2 times greater than that of ring yam.
B:-10-15 % greater than ring yam.
C:-Same as ring yam.
D:-10-15% lower than ring yam.
Correct Answer:- Option-B
Question78:-In case of Mélange yam production, with the increase of shade depth
A:-Yam quality deteriorates
B:-Yamn quality remains same
C:-Yamn quality improves
D:-Yamn quality firstly improves and then deteriorates
Correct Answer:- Option-A
Question79:-In case of air-vortex spinning
A:-All fibres start from the centre of the yam and run outside.
B:-All fibres start from the surface of the yam and run inside.
C:-Core fibres are parallel and the sheath fibres are wrapped over the core fibres
D:-Core fibres have a twist direction which is different from the sheath fibres
Correct Answer:- Option-A
Question80:-In comparison with the ring spun yam, air-jet spun yam is
A:-Weaker, stiffer and harder
B:-Stronger, softer and smoother
C:-Weaker, bulkier and harsher
D:-Stronger, hairier and evener
Correct Answer:- Option-A
Question81:-Feed per nip of comber is around
A:-2 mm
B:-6 mm
C:-12 mm
D:-18 mm
Correct Answer:- Option-B
Question82:-Self-cleaning action in a comber
A:-Increases with batt weight
B:-Decreases with batt weight
C:-Does not change with batt weight
D:-Decrease with fibre disorientation
Correct Answer:- Option-A
Question83:-Quality of combing is betterin
A:-Forward feed
B:-Backward feed
C:-Mixed feed
D:-Differential feed
Correct Answer:- Option-B
Question84:-Which machine in the spinning line is tarmed as necessary evil for producing ring spun yam?
A:-Card
B:-Comber
C:-Ring frame
D:-Speed frame
Correct Answer:- Option-D
Question85:-Pressure bar in draw frame is used to
A:-Apply pressure to the front top roller.
B:-Apply pressure to the middle top roller.
C:-Control the long fibre movement.
D:-Control the short fibre movement.
Correct Answer:- Option-D
QuestionB6:-Yam tension during winding is proportional to the
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