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1. |
A cold rolled steel is designed on basis of maximum shear stress theory. The principal stresses induced at its critical section are 60 MPa and -60 MPa respectively. It yield stress for the shaft material is 360 MPa, FOS of design is |
A. | 2 |
B. | 3 |
C. | 4 |
D. | 6 |
Answer» C. 4 | |