The strain energy stored in a solid circular shaft in torsion, subjected to shear stress (τ), is: (Where, G = Modulus of rigidity for the shaft material)

A. τ²/ 2G × Volume of shaft

B. τ/ 2G × Volume of shaft

C. τ²/ 4G × Volume of shaft

D. τ/ 4G × Volume of shaft

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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