Physics, asked by yessankavtap29, 1 year ago

1. “Friction is a necessary evil” explain with a suitable example.
2. llect pictures and information about Maglev trains. Why friction does not reduce their speed?

Answers

Answered by chinnu595
1
suppose the outer surface of the tumbler is greesy,or has a thin layer of cooking oil on it it is not possible to hold this is how friction is necessary evil
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