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1. |
A rod of 40 mm diameter, 5 m long is stressed with 47.476 N/mm2 is subjected to a gradual tensile load. Strain energy absorbed by the rod is equal to _______ N-m. Given modulus of elasticity of the material of the bar as 2 × 105 N/mm2. |
A. | 35.81 |
B. | 19.76 |
C. | 12.9 |
D. | 55.43 |
Answer» B. 19.76 | |