Question: A solid and hollow shafts are transmitting the same power at a constant speed and subjected to the same maximum shear stress. The inside

A solid and hollow shafts are transmitting the same power at a

A solid and hollow shafts are transmitting the same power at a constant speed and subjected to the same maximum shear stress. The inside diameter of the hollow shaft is 2/3 of the outside diameter. The ratio of their weights is (a) 1.15 (b) 1.25 (c) 1.37 (d) 1.55

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