Civil Engineering MCQAE Level Civil Engineering

Hollow shaft with same outer diameter as solid shaft: for equal max shear stress, the hollow shaft transmits ___ torque:

Strength of MaterialsSolid vs Hollow Shaft TorqueMEDIUM

Choose the correct answer

Same

Less

Equal power only at same speed

C. Less

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For same outer diameter, hollow shaft has less J (material removed); τmax=Tc/J unchanged means T is less.

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