MCQOPTIONS
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| 1. |
In a regular cone, the angle between base and slanting surface is 60 degrees and the base diameter is 75 mm. If a helix is to be build on such a cone up to half of cones height with 6 revolutions in it. Pitch of the helix is? |
| A. | 10.8 |
| B. | 5.4 |
| C. | 6.4 |
| D. | 12.9 |
| Answer» C. 6.4 | |