railway RRB JE (CBT I + CBT II) Mock Test 2024 Strength of Materials Torsion of Shaft Moment of Inertia about Polar Axis
The moment of inertia of a solid cylinder of mass 'm', radius 'R' and length 'l' about the longitudinal axis or polar axis is-
1
mR2/2
2
mR2/4
3
mR2/8
4
mR2/6