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1. |
What will be the elongation of a bar of 1250mm2 area and 90cm length when applied a force of 130kN if E = 1.05x 105 N/mm2? |
A. | 0.947mm |
B. | 0.891mm |
C. | 0.845mm |
D. | 0.745mm |
Answer» C. | |