The figure shows an Aluminium rod of 25 mm2 cross-sectional area. It – McqOptions

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1.	The figure shows an Aluminium rod of 25 mm2 cross-sectional area. It is loaded at four points, K, L, M and N. Assume E = 67 GPa for Aluminium. The total change in length of the rod due to loading as shown is close to
A.	30 μm
B.	-10 μm
C.	-30 μm
D.	10 μm
Answer» D. 10 μm

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