Radius OF gyration||Rod particle problems

What is radius of gyration? Derive an expression for the radius of gyration of n particle system.

Rotation KE in rolling||Angular momentum in rolling||Rod-particle problems

Radius of gyration has the unit

Radius Of Gyration|Questions

Calculate the radius of gyration of a cylindrical rod of mass M and length L about an axis of rotation perpendicular to its length and passing through its centre.

Calculate the radius of gyration of a thin rod of mass 1kg and length 100cm about an axis passing through its center of gravity and perpendicular to its length.

The radius of gyration of a uniform rod of length l , about an axis passing through a point (l)/(8) away form the centre of the rod , and perpendicular to it is: