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In a wire stretched by hanging a weight ...

In a wire stretched by hanging a weight from its end, the elastic potential energy per unit volume in terms of longitudinal strain s and modulus of elasticity Y is :

A

`(Ysigma^2)/2`

B

`(Ysigma)/2`

C

`(2Ysigma^2)/2`

D

`(Y^2sigma)/2`

Text Solution

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The correct Answer is:
A
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