A small spherical ball of radius r falls freely under gravity through a distance h before entering a tank of water. If, after entering the water, the velocity a of the ball does not change. Then h is proportional to

A small spherical ball of radius r falls freely under gravity through

1.	A small spherical ball of radius r falls freely under gravity through a distance h before entering a tank of water. If, after entering the water, the velocity a of the ball does not change. Then h is proportional to
Answer» `r^2` `r^3` `r^4` `r^5` ANSWER :C