Civil Engineering MCQAE Level Civil Engineering
Polar moment of inertia for solid circular shaft of diameter D:
Strength of MaterialsPolar Moment of InertiaEASY
Choose the correct answer
A
πD³/16
B
πD⁴/32
C
πD⁴/64
D
πD³/32
Correct Answer
B. πD⁴/32
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J=πD⁴/32 (=2×I_xx=2×πD⁴/64)
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