A small block of mass 20 kg rests on a bigger block of mass

Last updated: 6/10/2023

A small block of mass 20 kg rests on a bigger block of mass 30 kg which lies on a smooth horizontal plane Initially the whole system is at rest The coefficient of friction between the block is 0 5 The horizontal force F 50 N is applied on the lower block Find the work done by frictional force on upper block and on the lower block in t 2 s 8 0 5 20 kg 30 kg F 50 N