Q

A mass m is raised through height H against gravity. How does its potential energy change?

RRB ALP (Stage-I); RRB Technician Grade-III 27/11/2024 / Shift-III; 30/12/2024 / Shift-I 2024
✓ Answer: A Increases by mgH
The increase in gravitational potential energy is ΔU = mgH.