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How Humming noise generated in starter motor which was used
the start the engine in a vehicle/car/Truck?.Moreover
Starter motor was operated in DC power supply. Can you guys
clarify ?
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Answer Posted / s r mishra
humming noise is due to the pulsating torque in 1 phase induction motor.a 3 phase induction motor which has rotating torque does not make a humming noise.
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