wat is d diffr btw shunt coil and trip coil in VCB?

0 Answers   NTPC,

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how can findout cable fault Location only useing MEGGER

3 Answers  

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What current position are you holding in your current company?

0 Answers  

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How we Use DC Power in Transformers? is it possible ?

6 Answers  

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State and define norton’s theorem?

0 Answers  

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What is UJT PNP, NPN transistor & working principles?

1 Answers   TATA,

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is there any chance to get shock from the transformer oil at the time of maintenance due to its dielectric property. . ?

6 Answers   Bhel,

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For the same power rating,which motor is bigger in size,AC or DC?

9 Answers   Bhel,

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what is wave trap? And how it works?

3 Answers  

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when we should use Central Battery system and UPS system and why? in other words, what are the differences between the two systems?

1 Answers  

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what is saturation in transformer

9 Answers   Essar,

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how many types of ratings are there of transformer

5 Answers   Met Trade,

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