Question

friction is a necessary evil. Justify ​

Answer 1

Explanation:

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

Answer:

friction is a necessary evil because friction allows a object to be on ground but if there is not friction gravity will take the object to float in air

Explanation:

follow me

mark my answer as brainlist answer