E-PolyLearning

46. In carding, distance between needles is
a. adjustable
b. non adjustable
c. small
d. large
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Answer: (a).adjustable

47. Speed of cylindrical brush in double deburring is
a. 109 m/min
b. 99 m/min
c. 89 m/min
d. 79 m/min
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Answer: (b).99 m/min

48. In carding, distance between needles in second drum ranges from
a. tenths
b. hundredths
c. millimeters
d. micrometers
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Answer: (a).tenths

49. Speed of drum don't exceed
a. 2000 m/min
b. 1000 m/min
c. 3500 m/min
d. 4500 m/min
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Answer: (b).1000 m/min

50. Morel clothing helps in cleaning when tufts are properly
a. cleaned
b. beaten
c. opened
d. twisted
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Answer: (c).opened