The strain energy per unit volume of the wire under increasing load is
The strain energy per unit volume of the wire under increasing load is
(A) \(\frac{1}{2}\) × (stress)2 × strain
(B) \(\frac{1}{2}\) × stress × (strain)2
(C) 0.5 × stress × strain
(D) 0.5 × (strain)2 × \(\frac{1}{Y}\)
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