A composite wheel consists of a solid disk (mass

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Energy and Momentum of Rotating Systems · Energy and Momentum of Rotating Systems

Problem

2.0\,\text{kg}

, radius

0.20\,\text{m}

) rigidly fastened to a thin hoop (mass

1.0\,\text{kg}

, radius

0.20\,\text{m}

). The wheel rolls without slipping at

2.0\,\text{m}\,\text{s}^{-1}

. Determine the percentage of the wheel’s total kinetic energy that is rotational.