MCQOPTIONS
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| 1. |
If the coefficient of friction of material with the roll is 0.2, find the angle of a bite? |
| A. | 11.3 degree |
| B. | 16.25 degrees |
| C. | 21.02 degrees |
| D. | 71.29 degrees |
| Answer» B. 16.25 degrees | |