# Moment of INERTIA

**Classical Mechanics**Level 3

The first one is complete disc.

The second one is semi circular disc.

The third one is a quarter disc.

The forth one is a disc with any angle \(\ theta\).

Out of these 4 discs which have the moment of inertia equal to \(MR^{2}/ 2\) about an axis passing through its center and perpendicular to plane.

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