In which motion, momentum changes but kinetic energy does not?

Asked by Vijayalekshmy | 1st Mar, 2015, 05:46: PM

Expert Answer:

In Uniform circular motion, the momentum changes but kinetic energy does not change.

Because in uniform circular motion the momentum continuously changes but since the speed remains constant, the kinetic energy does not change.

Answered by Faiza Lambe | 1st Mar, 2015, 05:56: PM