In case of uniform circular motion, which of the following physical quantity do not remain constant?
A)Speed
B)Momentum
C)Kinetic energy
D)Mass

Question

Quizplus · Accepted Answer

In uniform circular motion, although the speed of the object remains constant, its direction changes continuously. Since momentum is a vector quantity that depends on both the magnitude and direction of velocity, the changing direction of velocity means that the momentum of the object is not constant.

In Case of Uniform Circular Motion, Which of the Following