Ring Spinning Frame Quiz PDF: Questions and Answers - 163

MCQ 811: The friction of yarn produced on the ring surface may cause

1. formation of hairiness
2. loss of short fibers
3. flying fibers
4. all of above

MCQ 812: To allow easy passage of lump on conveyor belt, the air speed

1. can be increased
2. can be lowered
3. cannot be adjusted
4. can be adjusted

MCQ 813: Fibers as well as sheets and blocks of the same polymer donot have

1. microscopic form of crystal
2. macroscopic form of crystal
3. bioscopic form of crystal
4. spectroscopic form of crystal

MCQ 814: Molecular information cannot be obtained from

1. scattering
2. elastic scattering
3. light scattering
4. moderate scattering

MCQ 815: The maximum speed for steel traveler is calculated to be

1. approx 33 to 35 m/sec
2. approx 45 to 47 m/sec
3. approx 23 to 29 m/sec
4. approx 53 to 61 m/sec