Answer / kavitha

Ac supply will come. because commutator in a dc machine
works as a rectifier.

Answer / mgr

It just works as AC machine.

Answer / archana

purpose of commutator is to produce continue current . if
commutator is placed we gft dc otherwise ac

how much excitation voltage required to generate 1mw power?

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anti pumping relay function

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Hi friends I am a service engineer in electrical field i plan to shift design engineer in same field, so i request your suggestion for what software or course i want to learn ?

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how we can calculate power factor without knowing current in 230v 100w load ?

10 Answers  

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