friction is a nccesry evil
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Friction is a necessary evil because it help us to walk, run, and even write
But it has some disadvantages as it creates wear and tear. It produces heat because of which it is undesirable but without it life couldn't be imagined.
Hope ur doubt cleared.
But it has some disadvantages as it creates wear and tear. It produces heat because of which it is undesirable but without it life couldn't be imagined.
Hope ur doubt cleared.
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