For the shafts having square cross sections, the maximum shear stress

1.	For the shafts having square cross sections, the maximum shear stress occurs at a point
A.	On the edge of the cross section that is closest to the centre axis of the shaft.
B.	On the diagonal of the cross section that is far to the centre axis of the shaft.
C.	On the diagonal of the cross section, at half the edge length from the centre axis of the shaft.
D.	On the diagonal of the cross section, at one-fourth of diagonal length from the centre axis of the shaft.
Answer» B. On the diagonal of the cross section that is far to the centre axis of the shaft.

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For the shafts having square cross sections, the maximum shear stress occurs at a point

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