Question

Peng Nepomuceno, a world renowned bowler holds a 12 pound bowling ball that is held 5 ft above the floor. A.) Calculate the GPE of the bowling ball. B.) If the crate were lifted by a crane to a height of 25m, how much work is done?

Answer 1

A) The GPE is:

$$GPE=mgh=81.3\text{ J}.$$

B) The GPE is

$$GPE=mgh=1334\text{ J}.$$