in india,we use 230V,50 Hz,whereas many other countries use 110V,60Hz.what r d advs and disadvantages of each of them?

11 Answers  

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why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

0 Answers  

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i alternator which of genarator used for excitor the what is reason?

3 Answers  

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When we give supply to a transformer 11 kv and we get 415v from it, so when we give supply to same transformer 415v on ht side what we get? and When we gives supply to any transformer to L.T. side 415v or 220v What supply is on H.T. side?

2 Answers   Ashoka Electricals,

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in a three pin socket y the pin of earthng is longer n bigger...?

3 Answers  

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how to diffrentiate between ac & dc motors from a distance

5 Answers  

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Why transformer is rated in kva?

4 Answers   L&T, NDPC,

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wat s the electronic device used in the fan regulators recently?

2 Answers  

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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

0 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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why the neutral of power transformer is always earthed?

1 Answers  

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how do we calculate length of starting time and repeated starting of a direct online starter?

0 Answers  

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i have to install a HT panel, what components, I have to use in this and what will the diagram of that diagram,please tell me each and everything.

0 Answers  

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