Physics Question from JEE Main 2023 · 29 January, Shift 1

A $0.4 \, \text{kg}$ mass takes $8 \, \text{s}$ to reach the ground when dropped from a certain height $P$ above the surface of Earth. The loss of potential energy in the last second of fall is _____ $\text{J}$. (Take $g = 10 \, \text{m/s}^2$)