defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Rotational Motion Rotational Inertia
The radius of gyration of a solid sphere of radius r about a certain axis is r. Find the distance of this axis from the centre of the sphere.
1
r
2
0.5r
3
\(\rm \sqrt{0.6}r\)
4
\(\rm \sqrt{0.2}r\)