Physics, asked by johnharamesh9i, 1 year ago

FRICTION BOTH A FRIEND AND EVIL IN OUR DAILY LIFE

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Answered by prmkulk1978

Friction is necessary evil. Friction enables us to walk with slipping, to apply brakes, , to write, hold things, fix nail and disadvantage s are friction wears the soles of our shoes, tyres of vehicle wear out, wear out of machine parts

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