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1. |
A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be |
A. | 2.5 |
B. | 2.8 |
C. | 3.0 |
D. | 3.5 |
Answer» C. 3.0 | |