why do we prefer alternating current in india where as in USA prefers DC?

3 Answers   Bhel, GMR, Texmo,

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sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

0 Answers  

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What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?

0 Answers  

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how to calculate the power factor when instantaneous voltage and current has harmonics in it ?

0 Answers   Sandhar,

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why ac can not be stored?

5 Answers  

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How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.

0 Answers  

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What is difference between metal clad & metal enclosed switchgear?

2 Answers  

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why for transformer protection we protect tranformer from 3rd hormonics and 5th hormonics and what is the reason of generating these horminics in electrical system?

2 Answers   Essar, LG, OPS,

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why the iron chains were hanged at the back or front of the trucks earlier which were touching the earth?

2 Answers  

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I have done my m.tech in electrical engg discipline. Can any one please suggest me how should I prepare for getting into phd in iit or nit.How should I prepare for getting into lecturership

0 Answers  

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Difference between copper earthing & aluminium earthing?

2 Answers  

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Why annealing is done on transformer core manufacturing process?

1 Answers   ISRO,

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