A rod of length 20mm is stretched to make a rod of length 40 mm Subsequently it is compressed to make a rod of final length 10 mm Consider the longitudinal tensile strain as positive and compressive strain as negative The total true longitudinal strain in the rod is

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## A rod of length 20mm is stretched to make a rod of length 40 mm. Subsequently, it is compressed to make a rod of final length 10 mm. Consider the longitudinal tensile strain as positive and compressive strain as negative. The total true longitudinal strain in the rod is _______

A. -0.5
B. -0.69
C. -0.75
D. -1.0

By:Oshal-Borkar

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