Mechanical Properties of Solids

Question: A wire of length $L$ and cross-sectional area $A$ is made of a material of Young's modulus $Y$. It is stretched by an amount $x$. The work done is



1) $\frac{YxA}{2L}$
2) $\frac{Y{{x}^{2}}A}{L}$
3) $\frac{Y{{x}^{2}}A}{2L}$
4) $\frac{2Y{{x}^{2}}A}{L}$
Solution: Explanation: No Explanation
Work Done in Stretching a Wire

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