A steel bar of 20mm x 20mm square cross-section is subjected to an axial compres

Question

A steel bar of 20mm x 20mm square cross-section is subjected to an axial compressive load of 100kN. If the length of the bar is 1m and E=200GPa, then what will be the elongation of the bar?

Options:

A . 1.25mm

B . 2.70mm

C . 5.40mm

D . 4.05mm

Answer: Option A
Answer: (a).1.25mm

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