Answer / srnmurali

to start a motor we need rotating magnetic field. this will
be produced by two windings.

Answer / dhivyabharathi

To produce rotating magnetic field, atleast two windings(two
fluxes) are required.So, primary and auxiliary windings are
given.

Answer / viswanatha reddy

why we are using two wdgs means one wdg is used for strting purpose and another wdg is used for running purpose

What is different between Circuit breaker and Isolater?

0 Answers  

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What are the classifications of heating element?

0 Answers   BARC,

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Please describe HT and LT?

1 Answers  

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why a pilot exciter is used in combination with the main exciter? why not only a main exciter is used for excitation to an alternator?

1 Answers   Electrical,

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What is the meaning of maximum demand

21 Answers   MN Dastur,

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why total tape position are odd in number in Power transformer ?

1 Answers  

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Why do we give DC excitation to AC Synchronous motor??

9 Answers   Lance, MBM, Polycab,

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what is the effect of leading power factor

3 Answers   Aurobindo, R L Steels and Energy,

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how many types of Earth bits available

1 Answers  

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why are transformers rated in KVA and not in KW

8 Answers   ABB, Bosch,

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What is turn ratio of a transformer?

0 Answers  

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Dear all, is ther any body who can tell me about the setting of ACB(air circuit breaker ). what kind of it,s setting is and how to do it,s setting. also please tell me the setting of VCB(vaccume circuit breaker) . please tell me their setting,s. i will b very thank ful to all of u. Thank,s and Regard,s. Muhammed Ikram.

2 Answers  

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