Question

explain the force for friction​

Answer 1

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➡️the force of friction is an opposing force which comes into play between two surface in contact like solid surface, fluid layers.
It opposes the relation motion of the body

there are four types of friction --::
static, sliding, rolling, fluid friction.

It depends on the two factor --::

➡️surface in contact..... means which surface is rough or smooth.

➡️the force pushing two surfaces together.

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