Question

A block (m=1 kg) lies on a rough horizontal surface
( μs=0.2 , μk=0.16 ) .Find the frictional force if a horizontal force
( A ) F=1.2 N (B) F=2 N (C) F= 2.1 N is applied on the block.
( Take g=10m/s^2 )

Answer 1

it is easy...you can calculate it.