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Questions
Define moment of inertia. State its SI unit and dimensions.
Define moment of inertia of a rotating rigid body. State its SI unit and dimensions.
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Solution
The moment of inertia of a rotating rigid body is the sum of the product of each point mass and square of its distance from the axis of rotations.
S.I unit = kg m2
Dimention = [M1 L2 T0]
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