Homework Help: mechanics of materials

Posted by dmkp on Friday, February 22, 2013 at 6:03am.

An aluminium alloy bar with a Young's modulus of 70GPa is under a tensile stress of 10MPa, Which of thefollowing is the equal to the strain in the bar?

A 0.0014
B 7.0x10 3
c 700
D 1.4x10 -4

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