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1. |
A tensile specimen of 6 mm diameter and gauge length 25 mm reached a maximum load of 45 kN and fractured at 35 kN. The maximum diameter at fracture is 5mm. Determine the true stress at the fracture point. |
A. | 445 MPa |
B. | 371.13 MPa |
C. | 398 MPa |
D. | 518.87 MPa |
Answer» E. | |