Problem

A gun is firing bullets with velocity

v_0

by rotating it through

360^\circ

in the horizontal plane. The maximum area covered by the bullets is a.

\frac{\pi v_0^2}{g}

\frac{\pi^2 v_0^2}{g}

\frac{\pi v_0^4}{g^2}

\frac{\pi^2 v_0^4}{g}