5. Why does friction occur when two surfaces are in contact?hines due – InterviewSolution

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1.	5. Why does friction occur when two surfaces are in contact?hines due to
Answer» It is the force that opposes relative motion or tendency of relative motionbetween two surfaces in contactrepresented by f. ... Because of thisfrictionforce is called a self adjusting force. Earlier, it was believed thatfrictionwascauseddue to the roughness of thetwo surfaces in contactwith each other.

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