A large slab of mass 5 kg lies on a smooth horizontal

Last updated: 6/12/2023

A large slab of mass 5 kg lies on a smooth horizontal surface with a block of mass 4 kg lying on the top of it The coefficient of friction between the block and the slab is 0 25 If the 4 kg block is pulled horizontally by a force F 6 N the work done by the force of friction on the slab between the instants t 2 s and t 3 s is g 10 ms a 2 4 J b 5 55 J c 4 44 J d 10 J 4 kg 5 kg F