Q8. In a wire stretched by hanging a weight from its end, the elastic potential energy per unit volume in terms of longitudinal strain σ and modulus of elasticity Y is:Physics — Physics of Solids — Question 8 of 123A. Yσ²/2B. Yσ/2C. 2Yσ²/2D. Y²σ/2Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →