The work done by the frictional force on a surface in

Last updated: 6/27/2023

The work done by the frictional force on a surface in drawing a circle of radius r on the surface by a pencil of negligible mass with a normal pressing force N coefficient of friction H is 1 4 r N 2 2 r N 3 2 N 4 zero A force F 5 2x acts on a body in x direction where x is in metres and F in newton Find the work done in displaci