A pendulum bob oscillates with an angular frequency of

PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

6\pi\,\text{rad\,s}^{-1}

. Determine its frequency expressed in revolutions per minute (rpm). (a)

360\,\text{rpm}

(b)

90\,\text{rpm}

(c)

180\,\text{rpm}

(d)

30\,\text{rpm}