Question

A particle of mass m is moving with constant velocity v on smooth horizontal surface . A constant force F starts acting on particle perpendicular to velocity v Radius of curvature after force F start acting is

Answer 1

Hello, This is an easy but conceptual question from Circular Kinetics.
Keep in mind that net force acting perpendicular to line of motion is equal to (mv^2)/r.

Answer 2

Hope this will help you