1.

The figure below shows a steel rod of 50 mm2 cross sectional area. It is loaded at four points. K, L, M and N. Assume Esteel = 200 GPa. The total change in length of the rod due to loading is

A. 1 μm
B. -10 μm
C. 16 μm
D. -5 μm
Answer» E.


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