Question

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FRICTION IS A NECESSARY EVIL.EXPLAIN .❤
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Answer 1

Answer:

Frictional force causes a lot of losses in general upkeep and wear and tear of machinery. Hence it is considered as a evil. But almost all crucial tasks cannot be carried out without the presence of friction. ... Hence it is considered as a necessary evil .

Answer 2

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FRICTION IS A NECESSARY EVIL

Friction is said to be a necessary evil because it is both useful and harmful.

Friction helps us to walk, write, hold things, lift objects, without friction many important processes can not be done.

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