E-PolyLearning

16. Needles of fly roller inserts itself and raise fiber as small
a. threads
b. yarn
c. lap
d. slivers
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Answer: (d).slivers

17. Needle is not able to retain fiber at an angle greater than
a. 90 degrees
b. 190 degrees
c. 290 degrees
d. 75 degrees
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Answer: (a).90 degrees

18. Elimination of foreign particles by deburrer is not enough hence, for proper cleaning tool used is
a. rollers
b. cleaners
c. beaters
d. drum
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Answer: (a).rollers

19. In last carding point of first and second drum, to avoid poor results, worker cylinder must be protected with
a. clothing
b. hood
c. cover
d. sheet
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Answer: (b).hood

20. Speed of second comber roller of 2 carding units is calculated to be
a. 70 m/min
b. 69 m/min
c. 50 m/min
d. 90 m/min
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Answer: (c).50 m/min

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