Why does the phase voltage of two healthy phases become equal to the line voltage in case of an ungrounded neutral 3 phase star connected sytem when a single line to ground fault occurs ?

2 Answers  

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What is the material used for the core of a high freiquency transformer?

3 Answers   Videocon,

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What is meant by time harmonics and space harmonics?

0 Answers  

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What is the difference between isolators and electrical circuit breakers?

0 Answers  

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What is the need of ISOLATION Transformer?

1 Answers  

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What is difference between 220v/50Hz & 120V/60Hz?

8 Answers  

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Define the three phase formula fuse.

0 Answers   ABC, Gayatri, UPCL,

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r we are using in gas turbine mark (5) frame (6) (made in india Bhel 1997) Ā

0 Answers  

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how water and air molecules are conduct the heat?

1 Answers  

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how i decrease the neutral to ground voltage , thats i read 7v on my digital meter.i dont know about my earth pit.

2 Answers  

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If we feed 230V ac supply to a full wave rectifare, what & how much will be the out put voltage?

3 Answers  

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please explain how to do 'pole drop test' on generator?

0 Answers  

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