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Explain back emf in DC motors
written 7.8 years ago by gravatar for ypsukale ypsukale • 50 modified 3.8 years ago by gravatar for CoBB CoBB • 50
industrial electronics
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written 3.8 years ago by gravatar for CoBB CoBB • 50

Back EMF in DC Motor

As the armature of the DC motor starts rotating, the magnetic flux inthe air gap, which is responsible for their rotation, is cut by armature conductors and consequently an e.m.f. is induced in them in accordance with Faraday's law of electromagnetic induction.

The direction of …

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