A block of mass 1 kg is placed on the rough horizontal

Last updated: 5/30/2023

A block of mass 1 kg is placed on the rough horizontal surface of a car moving with constant acceleration a 2m s starting from rest as shown The net work done by frictional force on the block relative to ground in first 4 sec is 0 4 3 HF0 3 1 kg a 2m s A