Science, asked by stylish533, 1 year ago

1.Causes of water pollution.
2.WHAT IS THE CAUSE OF FRICTION BETWEEN TWO SURFACES IN CONTACT


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Answers

Answered by Shree121
1
No.2__________________"""_______"



It is the force that opposes relative motion or tendency of relative motionbetween two surfaces in contactrepresented by f. ... Because of thisfriction force is called a self adjusting force. Earlier, it was believed thatfriction was caused due to the roughness of the two surfaces in contact with each other.

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