Question

What do you understand by force of friction?​

Answer 1

$\huge\underline\mathfrak{Good evening!!}$

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 frictionis a force that opposes the relative lateral motion of two solid surfaces in contact.

Answer 2

Explanation:

Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism. Instead, scientists believe it is the result of the electromagnetic attraction between charged particles in two touching surfaces.J