The polar moment of inertia of a hollow circular section whose externa – McqOptions

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1.	The polar moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter of 6 cm will be
A.	137.5 cm4
B.	107 dynes
C.	275 cm4
D.	550 cm4
E.	1100 cm4
Answer» D. 550 cm4

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