MCQOPTIONS
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| 1. |
The angle subtended at the centre of a base circle from the origin of an involute to the point of tangency of the generatrix from any point on the same involute is known a? |
| A. | pressure angle |
| B. | dedendum angle |
| C. | roll angle |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |