Permissible bending moment in a circular shaft under pure bending is M according to maximum principal stress theory of failure. According to maximum shear stress theory of failure, the permissible bending moment in the same shaft is:

Permissible bending moment in a circular shaft under pure bending is M

1.	Permissible bending moment in a circular shaft under pure bending is M according to maximum principal stress theory of failure. According to maximum shear stress theory of failure, the permissible bending moment in the same shaft is:
A.	1/2M
B.	M
C.	\[\sqrt{M}\]
D.	2M
Answer» C. \[\sqrt{M}\]

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Permissible bending moment in a circular shaft under pure bending is M according to maximum principal stress theory of failure. According to maximum shear stress theory of failure, the permissible bending moment in the same shaft is:

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