A body of mass moves with speed in a circle of radius
PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion
Problem
A body of mass m moves with speed v in a circle of radius r, experiencing a centripetal force F. If its mass is doubled and the radius is halved while the speed remains v, the new centripetal force will be
(a) 8F
(b) 4F
(c) F
(d) 2F