Home
Class 12
PHYSICS
If the moment of inertia of a rigid body...

If the moment of inertia of a rigid body is numerically equal to twice its mass, its radius of gyration is

A

equal to its diameter

B

equal to its radius

C

`sqrt 2` units

D

1 unit

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

Moment of inertia of a rigid body depends upon

The moment of inertia of a disc about a tangent axis in its plane is

Show that the ratio of radius of gyration of a thin ring about a tangential axis in its plane to its radius of gyration about an axis passing through its Centre and perpendicular to its plane is 1.225

Moment of inertia of a rigid body about an axis through its centre of gravity is 10kg m^2. If mass of the body is 2 kg, moment of inertia of the body about an axis parallel to the first axis and separsted by a distance of 1m is

The moment of inertia of a ring about one of its diameters is 2 kg m^2 . What will be its moment of inertia about a tangent parallel to the diameter ?

A circular disc of radius R and thickness R/6 has moment of inertia I about an axis passing through. Its is melted and recast into a solid sphere. What is the moment of inertia of the solid sphere about its diameter as the axis of rotation?

The moment of inertia of a thin circular disc of mass M and radius R about any diameter is

If the moment of inertia of a ring about transverse axis passing through its centre is 6 kg m^2 , then the M.I. about a tangent in its plane will be

The moment of inertia is the property a rotating rigid body possesses in

The rotational kinetic energy of a body is E. In the absence of external torque, the mass of the body is halved and its radius of gyration is doubled. Its rotational kinetic energy is