what is the capital of india

13 Answers   eInfochips, Reliance,

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we have one ups its neutral is not earthed.its one distribution MCB has a earth fault.but we can not put off any MCB.so how to find out that in which circuit is earthed without isolating the breaker.

3 Answers   CFCL,

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Can we calculate the P.F if we know the only load on alternator .

1 Answers   Medha, Medha Servo,

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Sir We have a REF relay connected to 10MVA(Y-Y) Transformer.on External earth fault REF relay trips along with earth fault relay.The REF relay has no complant as we tested relay.Why is it happening?

3 Answers   KSEB,

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what are the advantage and dis-advantage of 3 phase 4 wire energy meter?

0 Answers  

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how does WTI work ?

0 Answers  

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what are the effects when the frequency is decreased in any ac machine

1 Answers  

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In all electric motors, fans are provided to dissipate heat. How it dissipate the heat? By absorbing atmospheric air or by exhausting the heated air generated while running?

2 Answers   Ford,

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how to select the no. of brushes in a lap winding?

0 Answers  

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how many typetesting of transformers?

8 Answers   ONGC,

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Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)

0 Answers  

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What is meant by line losses, how do you prevent the losses?

3 Answers  

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