17 A small block of mass m is moved on a rough hemisphere

Last updated: 5/30/2023

17 A small block of mass m is moved on a rough hemisphere with the help of string as shown in the figure The work done by friction on the block as it moves from position A to position B is Coefficient of friction is m A 1 mgR 3 mgR B R R F 2mg 2 mg R 4 2 mgR