NEET PhysicsClass 11Poisson's ratio and elastic energyMediumSingle correct

A steel wire (Y = 2.0 × 10¹¹ N m⁻²) is under a tensile stress of 2.0 × 10⁸ N m⁻², within its elastic limit. The elastic potential energy stored per unit volume of the wire is

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A steel wire (Y = 2.0 × 10¹¹ N m⁻²) is under a tensile stress of 2.0 × 10⁸ N m⁻², within its elastic limit. The elastic potential energy stored per unit volume of the wire is

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