Question on Frictional Force

Questions on Friction

Direction Of Frictional Force

Frictional forces are

In the above question, the frictional force on the cylinder is

Basic question based on Frictional Force

Frictional force causes

Assertion: Frictional force are conservative forces. Reason: Potential energy change can be assorciated with frictional forces.

Assertion: Frictional force is the component of contact force parallel to the surface. Reason: Friction force always opposes the motion of a body.