Science, asked by rohitrathee30, 11 months ago

why only carbon brush is used in motors.why not metal?
please give answer in points.

Answers

Answered by teddy9803

1

1. While copper brushes are damaged during communation due to hardness of them.

2. Carbon brushes have minimum dynamic (sliding) friction, also they are good conductors of electricity and do not get corroded easily.

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