A block of mass 4 kg is moving on a rough horizontal surface

Last updated: 6/21/2023

A block of mass 4 kg is moving on a rough horizontal surface with constant velocity 10 m s as shown in figure The contact force exerted by the surface on the block is g 10 m s 1 30 N 2 40 N 350 N 4 100 N 10 m s 4 kg 30 N 30 40 end N 40 N