Card Operation Notes Questions with Answers PDF Download - 127

The feeder roller act as a

1. gripping device
2. retaining device
3. both a and b
4. rolling device

The distribution of yarn on tube takes place by means of

1. vertical stroke of rings
2. alternated vertical stroke of rings
3. horizontal stroke of rings
4. alternated horizontal stroke of rings

Operating principles if carding machine are characterized by

1. clothing of cylinder
2. speed of cylinder
3. direction of cylinder
4. all of above

In chain drafting head, the combs are driven by

1. single chain
2. two double chains
3. three double chains
4. four double chains

In barrel rubber cot with elastic control system, with same number of rubber cots the system ensures

1. better control of fibers
2. better expansion
3. better binding
4. better winding