Physics

Problem

The tip of a fan blade describes a circle of radius

0.50\,\text{m}

and completes

4

revolutions every second. Calculate the magnitude of the centripetal acceleration of the tip. a)

8.0\times10^{1}\,\text{m s}^{-2}

1.6\times10^{2}\,\text{m s}^{-2}

3.2\times10^{2}\,\text{m s}^{-2}

6.3\times10^{2}\,\text{m s}^{-2}