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1. |
A steel of cross-section area 100 mm2 and 1 m long is subjected to a tensile force of 40 kN. What is the total elongation of the rod? If modulus of elasticity of steel is 200 GPa. |
A. | 0.5 mm |
B. | 0.7 mm |
C. | 1.2 mm |
D. | 2.0 mm |
Answer» E. | |