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Questions  

The moment of inertia of a uniform circular disc of  radius R and mass M about an axis passing from the edge of the disc and normal to the disc is

a
12MR2
b
MR2
c
32MR2
d
72MR2

detailed solution

Correct option is C

See figWe know thatICM=12MR2Using the theorem of parallel axes, we haveIT=ICM+MR2=12MR2+MR2=32MR2

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