A stepped steel shaft is subjected to a clockwise torque of 10 Nm at its free end. Shear modulus of steel is 80 GPa. The strain energy stored in the shaft is

A stepped steel shaft is subjected to a clockwise torque of 10 Nm at i

1.	A stepped steel shaft is subjected to a clockwise torque of 10 Nm at its free end. Shear modulus of steel is 80 GPa. The strain energy stored in the shaft is
A.	1.73 Nmm
B.	2.52 Nmm
C.	3.46 Nmm
D.	4.12 Nmm
Answer» B. 2.52 Nmm

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A stepped steel shaft is subjected to a clockwise torque of 10 Nm at its free end. Shear modulus of steel is 80 GPa. The strain energy stored in the shaft is

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