Question

define circular motion. when do we need a force to keep a body moving uniformly along a circular path ​

Answer 1

When a body moves in a circular path with uniform speed or constant speed, it's motion is called as uniform circular motion. The force which is needed to make an object travel or beep a body moving uniformly along a circular path is known as centripetal force.

Answer 2

the movimg of a body in a circular path is called circular motion.