Question

What are the advantages of friction by point wise

Answer 1

we can walk on road due to friction
we can write on paper due to friction
friction help in slipping of vechile on road
we can write on paper due to friction

Answer 2

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Advantages of friction:-

It is because of friction that we can walk, drive, open doors, turn tap and write.Screw and nails do not slip of because of the friction between the wood and the metal surface of the screw .

Disadvantages of friction:-

Friction causes the moving parts in machinery and automobiles to heat up this results in wastage of energy and fuel. Fiction also causes wear and Tear of the moving parts.