What happen if in three phase 440 v , when you check voltage by testor it glows except one phase and in the same time when you check by multimeter it shows 440 v in any two phase.what will be the reason...

1 Answers   Greatship,

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What is the difference between a Distribution Transformer and a Power Transformer.

4 Answers  

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sir, plz tell me how much kvar capacitor required for 1000 amp or 500 Kw load ? what is the formula ?

14 Answers   CSPL,

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what is principle of DC machines?

5 Answers   APTransco, NTPC, Wipro,

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1.Why we use choke?If we use for high starting voltage then different type choke gives different voltage. Is it correct?

2 Answers   Dalkia, Luminous,

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What is core CT & it's function?

0 Answers  

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Define coil span?

0 Answers  

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why HT voltage rating in multiple of 11

12 Answers   ISRO,

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I am abt to give IOCL intrv.Plz sir guide me for IOCL intrvw (Electrical).Which subject to be consider. questions are generally asked from which subject.Plz help me out.

0 Answers   IOCL,

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advantages of vvvf drives over non vvvf drives for EOT cranes

2 Answers  

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what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?

0 Answers  

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To prevent the mal operation of a differentially connected relay while energizing a transformer, the relay restraining coil is baised with (a)second harmonic current (b)fifth harmonic current (c)third harmonic current (d)seventh harmonic current

2 Answers  

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