A body of mass 1.5 kg is allowed to slide down along a quadrant of a circle from the horizontal position. In reaching to the bottom, Its velocity is 8 m"/"s. The work done in overcoming the friction is 12 J. The radius of circle is (g= 10ms^(-2))

A body of mass 1.5 kg is allowed to slide down along a quadrant of a c

1.	A body of mass 1.5 kg is allowed to slide down along a quadrant of a circle from the horizontal position. In reaching to the bottom, Its velocity is 8 m"/"s. The work done in overcoming the friction is 12 J. The radius of circle is (g= 10ms^(-2))
Answer» `4M` `3M` `5 m` `2M` ANSWER :A