Answer / roy.bijoy067

bcz in electric system earthing priority first then conduction.it lighting come then it first get earth conductor then phase voltage.so this high voltage easily come to earth and protect electric system.

Answer / guest

this is to prevent any form of accidents

what mean by machin

5 Answers  

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how harmonics generated in induction furnance? how minimise it?

0 Answers  

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difference between converter and invertor

2 Answers  

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how do the stepper motor works.

1 Answers   Vardhman,

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In an electrical conductor, if current flows because of flow of electrons, then why not the conductor gets thinner day by day???

1 Answers  

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how does a submersible pump work..?

0 Answers  

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how we calculate size of exciter(excit. volt and current) for generator?

1 Answers   century,

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how you configure motorvision relay (L&T make)from DCS

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Name different types of circuit breakers and their voltage ratings?

11 Answers   NTPC,

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I HAVE A 1 MVA TRANSFORMER, I WANT TO KNOW THE FAULT LEVEL OF THE SYSTEM ( WHAT IS FAULT LEVEL PLEASE EXPLAIN WITH EXAMPLE)

5 Answers   Alstom,

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What happens with squirrel induction machines if the ends of rotor conductors are kept open? Explain

5 Answers  

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In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

0 Answers   TATA,

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