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