MCQOPTIONS
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MCQOPTIONS
| 1. |
The maximum efficiency for spiral gears is |
| A. | sin (θ + φ ) + 1/ cos (θ − φ ) + 1 |
| B. | cos (θ − φ) + 1/sin (θ + φ ) + 1 |
| C. | cos (θ + φ ) + 1/ cos (θ − φ ) + 1 |
| D. | cos (θ − φ) + 1/cos (θ + φ ) + 1 |
| Answer» D. cos (θ − φ) + 1/cos (θ + φ ) + 1 | |