A U shaped smooth wire has a semicircular bending between A

Last updated: 6/8/2023

A U shaped smooth wire has a semicircular bending between A and B as shown in the figure A bead of mass m moving with uniform speed v through the wire enters the semicircular bend at A and leaves at B The average force exerted by the bead on the part AB of the wire is 1 O 2 4mv nd A B