| 1. | Usage of different filament as a core determines that yarn is |
| a. | thin |
| b. | thick |
| c. | weak |
| d. | strong |
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Answer: (d).strong
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| 2. | As compared to traditional spinning machines, friction spinning machine is better because is use |
| a. | heterogeneous material |
| b. | regenerated material |
| c. | both a and b |
| d. | waste material |
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Answer: (c).both a and b
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| 3. | Friction spinning method allows processing of fibers with counts ranging from |
| a. | 8 to 10 dtex |
| b. | 15 to 18 dtex |
| c. | 3 to 15 dtex |
| d. | 20 to 30 dtex |
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Answer: (c).3 to 15 dtex
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| 4. | A rotating carding cylinder in friction spinning machine breaks up |
| a. | yarn |
| b. | sliver |
| c. | twists |
| d. | lap |
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Answer: (b).sliver
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| 5. | Friction spinning machine provides |
| a. | direct transformation of sliver |
| b. | high speed |
| c. | large packages |
| d. | all of above |
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Answer: (d).all of above
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