Answer to Question #85293 in Classical Mechanics for Murari

Question

When we lift chair and move with it has kinetic energy and potential energy
This I understood from ans given by you
But what happens when I stop where does that KE go
And where PE is utilised

Answer 1

The energy can be transformed into another kind of energy.

When the chair stops it produces work against some force. Potential energy can be transformed into kinetic energy, heat or work against some force.