Question

why is friction called necessary evil​

Answer 1

Answer:

Frictional force causes a lot of losses in general upkeep and wear and tear of machinery. ... But almost all crucial tasks cannot be carried out without the presence of friction. Basic activities like walking and writing on a surface are possible due to friction. Hence it is considered as a necessary evil

HOPEFULLY IT HELPS

MARK IT AS BRAINLIEST PLS

Answer 2

Explanation:

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