## College Physics (7th Edition)

$F=m\frac{v^{2}}{r}=m\frac{\omega^{2}r^{2}}{r}=mr\omega^{2}$, $\omega$ is same. Centripetal force is maximum when r is maximum i.e. at equator. Centripetal force is minimum when r is minimum i.e. at poles.
$F=m\frac{v^{2}}{r}=m\frac{\omega^{2}r^{2}}{r}=mr\omega^{2}$, $\omega$ is same. Centripetal force is maximum when r is maximum i.e. at equator. Centripetal force is minimum when r is minimum i.e. at poles.