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

Compare salient pole and Hndrical rotor machines.

1 Answers  

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tell me the operation of ELCB. How it detects a fault?

4 Answers  

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can i able to get bhel previous exam question paper?

0 Answers   Bhel,

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What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?

0 Answers   JKN Limited,

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what is the difference between ELCB and RCCB

5 Answers   Concorde, Hyundai,

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practicalLY what is impedence ...?

2 Answers  

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What is BusBar integrity test and how it is conducted?

0 Answers  

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How to calculate the 2500 Kva Transformer losses Primary 11KV Secondary 415volts

1 Answers   Laurus,

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how to set time from star to delta starter

2 Answers  

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how to wiring it with contactor and timer together

0 Answers  

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Difference between online and offline UPS?

11 Answers  

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Is there a chance for a motor speed to become negative..?? What is the reason for such a phenomenon.? In that case does the motor works as a generator..???

1 Answers  

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