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Question
What is the function of the following in a dynamo?
Brushes
Short Answer
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Solution
They are made of carbon or gun metal and press lightly against the slip rings. They collect the induced current from the rotating slip rings and supply it to the external load.
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Chapter 9: 1. Electromagnetism 2. Magnetic Effects of Electric Current 3. Electromagnetic Induction - EXERCISE-2 [Page 222]
