Question

State why friction is a necessary evil ​

Answer 1

Answer:

Friction is said to be a necessary evil because it is useful as well as harmful. friction helps us to walk, write, hold things, lift objects. So it is necessary in our lives. Without friction many essential processes can not be done.

Answer 2

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friction is said to be a necessary evil because it is useful as well as harmful friction helps us to walk right hold things lift object so it is necessary in our life without friction many essential processes cannot be done on the other hand it all so unnecessary at times its sometimes results in loss of energy wear and Tear parts of machinery due to which it also damage things so it is an essential evil.