Physics, asked by Sarangsksarang2011, 1 year ago

Why is rheostat in generator field kept at maximum position at the start up

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Answered by manreetrandhawa

As flux is speed is increases and back emf produces... Generator field rheostat is kept in Max position. ... If we keep field rheostat in minimum position high currents are flowing through the windings. Due to high generated voltage which is of above rated voltage.

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