Answer / ashish gupta

All dielectric are insulators.But all insulators are not dielctric.Becoz dielectric material is used to store electrical energy where as insulators can't.

Answer / mostafaghodrat

As insulation between the energized equipment
Is isolated and not connected to any equipment live even
with insulation

lightning arrester rating selection procedure: (line to line voltage(kV)/(squ.root of 3))*squ.root of 2. now the question is, IS this above formula correct for both STAR and DELTA connected system???

1 Answers  

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what is the difference between CVT & PT?

2 Answers  

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Whats parameters which we keep in mind when grounded any electrical machine.

1 Answers   Essar,

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WHY IN THREE PHASE CABLE 440V CURRENT FLOWS IF IN ONE PHASE 230V CURRENT FLOWS ???

3 Answers  

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WHAT IS THE DIFFERENCE BETWEEN KW AND KVA ?

10 Answers  

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why do we connect voltmeter in parallel,why not in series,and why do we connect ammeter in series why not in paprallel...

4 Answers  

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What happens when two positively charged material is placed together?

0 Answers  

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What happen if 200 KVAR capacitor connected to power continuesly?

0 Answers  

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as per IE stranded what is max voltage between neutral to earth. 100 kva transformer neutral solid earth. min and max values i need to ans for RTI question

2 Answers  

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WHICH TYPE OF TRANSFORMER USED IN SWITCHYARD IN POWER PLANT?

15 Answers   GE, Lanco, NTPC,

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how can we select the type of wire.what factors we have to look on it , do we have some formula to calculate it. please guide me on it

0 Answers  

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Which type starter is used for synchronous motor?

2 Answers   Equate,

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