A hollow shaft has outside diameter 120 mm and thickness 20 mm. Find – McqOptions

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1.	A hollow shaft has outside diameter 120 mm and thickness 20 mm. Find the polar moment of inertia (J).
A.	16.36 × 106 mm4
B.	14.65 × 106 mm4
C.	10.32 × 106 mm4
D.	23.18 × 106 mm4
Answer» B. 14.65 × 106 mm4

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