what is the operation of regulator in fan?

4 Answers   NTPC,

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how to select cable size?

7 Answers  

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what type of relays used in transformers?

24 Answers   APTransco, BSNL,

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My energy meter ratio is -/110/root 3,1A and connected line CT is 100/1,PT is 11kv/110 so what is the MF for meter

1 Answers   Apollo,

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what are the interview question asked in wind mill about electrical

0 Answers  

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how induction motor work as a generator?

2 Answers  

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what is earthing

1 Answers  

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A 30KW motor running at 1450 rpm draws 56A, how would you determine if this is correct or not?

3 Answers  

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From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?

0 Answers   Schneider,

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what is difference b/w earth and ground?

7 Answers   TATA, TCS,

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Why the TNC switch is called as Memory switch

1 Answers   Reliance,

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If we have a 2000kva load,How much kvar capacitors we go to add to improve the power factor at 0.9?pls give the calculation and fully theory?

2 Answers   ABB, Unitech,

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