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

Name two low frequency oscillators?

0 Answers  

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Define resonant frequency?

0 Answers  

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why current flow to the opposite direction of flow of electrons???????????

0 Answers   Bhel,

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whata is battery charger ?how many cells connected for 110v?

1 Answers   Essar,

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What should be the length of transmission line so that we can see/obtain the full sine wave of voltage??

0 Answers   Siemens,

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1 Answers   Bhel,

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what is a reactive power? what is the relation with power factor?

0 Answers  

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what methods are used to improve power factor?

3 Answers  

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i am venkat i got gre 930(verbal 270 quanta 660) and my toefl score 105..here question is why u got less score in gre ? what i supposed to tell...any chance of rejection is there...my accadamics record is very good

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WHY DOES NEUTRAL DO NOT CARRY EVEN THOUGH IT CARRIES RETURN CURRENT?

4 Answers  

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what happen if ac supply is fed to rotor of the alternator

2 Answers  

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can we run the home fan both clock and anticlockwise direction

1 Answers  

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