MCQOPTIONS
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MCQOPTIONS
| 1. |
The angular twist of a shaft of radius R mm and length l mm subjected to a torque of 70 kN mm (G = 70 GPa) is |
| A. | \(\frac{{10{\rm{\;l}}}}{{{\rm{\pi }}{{\rm{R}}^4}}}\) |
| B. | \(\frac{{2{\rm{l}}}}{{{\rm{\pi }}{{\rm{R}}^4}}}\) |
| C. | \(\frac{{4{\rm{l}}}}{{{\rm{\pi }}{{\rm{R}}^4}}}\) |
| D. | \(\frac{{15{\rm{l}}}}{{{\rm{\pi }}{{\rm{R}}^4}}}\) |
| Answer» C. \(\frac{{4{\rm{l}}}}{{{\rm{\pi }}{{\rm{R}}^4}}}\) | |