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Elastic and Inelastic Demand

When a elasti...

Question

When a elastic material with Young's modulus Y is subjected to a stretching stress S. The elastic energy stored per unit volume of the material is

A

S²/2Y

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B

S²Y/2

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C

YS/2

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D

S/2Y

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Solution

The correct option is A
S²/2Y

The elastic energy stored per unit volume of the material is

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