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Q. |
Two steel shaft each of length L and outside diameter D are subjected to uniform torsion. The first shaft is solid while the second one is hollow with inside diameter D/2. The ratio of the strain energies that these two shafts can absorb without exceeding a maximum allowable shear stress, would be |
A. | 16?15 |
B. | 3?4 |
C. | 8?7 |
D. | 16?15 |
E. | 7?8 |
Answer» D. 16?15 |
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