What is the expression for elastic potential energy per unit volume in a stretched wire? - PROPERTIES OF SOLIDS AND LIQUIDS Quiz | GKFix.in

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What is the expression for elastic potential energy per unit volume in a stretched wire?

A. Stress × strain
B. (1/2) × stress² × strain
C. (1/2) × strain² × volume
D. (1/2) × stress × strain

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