Doubling Multiple Choice Questions (MCQ) PDF - 68

MCQ 336: In doubling, winding speed can exceed

1. 100 m/min
2. 1000 m/min
3. 200 m/min
4. 2000 m/min

MCQ 337: The feeder rollers are covered with

1. steel needles
2. sawtooth wiring
3. teeth
4. all of above

MCQ 338: Production stop is sometimes caused by

1. standby time of cards
2. machine malfunctioning
3. maintenance of drawframe
4. all of above

MCQ 339: At ordinary temperatures, hydrogen bonds are in a

1. strong state
2. weak state
3. sensitive state
4. broken state

MCQ 340: Quill change is preceded by the

1. pre arrangement of the quills
2. arrangement of the quills
3. quill's splicing
4. roving's splicing