Physics

Problem

A flywheel rotating at

1200\,\text{rpm}

is brought to rest uniformly in

1.5\,\text{min}

. Determine the magnitude of its angular acceleration. a)

0.70\,\text{rad\,s}^{-2}

1.4\,\text{rad\,s}^{-2}

26\,\text{rad\,s}^{-2}

0.22\,\text{rad\,s}^{-2}