*$_A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is?

*$_A bar L metre long and having its area of cross-section A, is subje

1.	*$_A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is?
A.	WL/2AE
B.	WL/AE
C.	W¬¨‚â§L/AE
D.	W¬¨‚â§L/2AE
Answer» E.

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*$_A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is?

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