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IIT JEE

Practice

Solid & Fluid Mechanics

Solids

Quick practice

Question 1 of 5

If 'S' is stress and 'Y' is young's modulus of a material of a wire, the energy stored in the wire per unit volume is 

A

\frac{2 Y}{S^{2}}

B

\frac{S^{2}}{2 Y}

C

\frac{S}{2 Y}

D

2 S^{2} Y

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