Question

Define the term. Cases of friction

Answer 1

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction dry, fluid, lubricated, skin, internal etc.

Answer 2

Friction is the force that opposes the relative motion between the two surfaces in contact with each other

The force which slows down the motion of a moving body in contact with the surface of another body, is called the frictional force or the force of friction

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