Physics

Problem

A solid sphere of mass

1.0\,\text{kg}

and radius

0.20\,\text{m}

rolls without slipping at

2.0\,\text{m/s}

. What is its total kinetic energy? (For a solid sphere,

I = \tfrac{2}{5}MR^{2}

.) a)

3.6\,\text{J}

2.0\,\text{J}

2.8\,\text{J}

3.0\,\text{J}