A solid disk of mass and radius spins at about its central axis

PHYSICS · Subjective · CBSE · Physics · System of Particles and Rotational Motion · System of Particles and Rotational Motion

Problem

A solid disk of mass

2.0\,\text{kg}

and radius

0.15\,\text{m}

spins at

20\,\text{rad/s}

about its central axis, which is fixed in space. Determine its rotational kinetic energy.