For a rigid body rotating with rotational inertia and angular speed about a fixed axis

PHYSICS · Single correct · CBSE · Physics · System of Particles and Rotational Motion · System of Particles and Rotational Motion

Problem

For a rigid body rotating with rotational inertia

I

and angular speed

\omega

about a fixed axis, which expression gives the magnitude of its angular momentum about that axis? (a)

\tfrac{1}{2}I\omega

(b)

m r^{2}\omega

(c)

I\omega

(d)

m v r