MCQOPTIONS
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MCQOPTIONS
| 1. |
A key and a shaft are made from the same material. The key is rectangular with a width of D/4 and a height of 3D/16. The shaft is under torsion only. The necessary length of the key for equal strength of the shaft and key will be |
| A. | 1.25 D |
| B. | D |
| C. | 1.57 D |
| D. | 1.73 D |
| E. | 2.00 D |
| Answer» D. | |