Physics

Problem

A flywheel rotating at

60\,\text{rad s}^{-1}

is brought to rest by a constant angular deceleration after making

120

complete revolutions. The time taken for the flywheel to come to rest is closest to a)

12.6\,\text{s}

25\,\text{s}

18.8\,\text{s}

50\,\text{s}