A flywheel rotating at is brought to rest uniformly in

PHYSICS · Single correct · A Level · Physics · Engineering physics · Engineering 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}

(b)

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

(c)

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

(d)

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