A hollow cylinder (ring) of mass and radius rolls without slipping at a…

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

Problem

A hollow cylinder (ring) of mass

4\,\text{kg}

and radius

0.20\,\text{m}

rolls without slipping at a center-of-mass speed of

3.0\,\text{m/s}

. The cylinder’s moment of inertia is

I=MR^{2}

. What is the cylinder’s total kinetic energy? (a)

27\,\text{J}

(b)

18\,\text{J}

(c)

36\,\text{J}

(d)

54\,\text{J}