JEE Main20257 Apr 2025Evening ShiftPhysicsWork, Power and EnergyActual
Which one of the following forces cannot be expressed in terms of potential energy?
Options
- ACoulomb's force
- BGravitational force
- CFrictional force
- DRestoring force
Correct answer
C. Frictional force
Step-by-step solution
Potential energy is defined for conservative force only. It is not defined for non-conservative force i.e. frictional force.