Explain why friction is called necessary evil?
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Friction is called a necessary evil because it wears out the materials be it screws, ball bearing or soles of shoes
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friction is important because:-
it help to write on blackboard and paper .
it help us to walk comfortable on the surface .
it help to minimise the speed or to stop the moving object.
friction allow us to grip and catch different objects.
please mark as brilliant
it help to write on blackboard and paper .
it help us to walk comfortable on the surface .
it help to minimise the speed or to stop the moving object.
friction allow us to grip and catch different objects.
please mark as brilliant
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