defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Rotational Motion Rotational Inertia
The moment of inertia of a thin uniform circular disc about one of its diameter is I. The moment of inertia about an axis perpendicular to the circular surface and passing through its centre is -
1
\(\sqrt{2}I\)
2
2I
3
\(\frac{1}{2}I\)
4
\(\frac{1}{\sqrt{2}}I\)