how to give earthing in ships?

1 Answers  

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why transformer is conneted to dc for polarity test.it doesnt work in dc?

1 Answers   ABB, KVPY,

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Which is remain unchanged in transformer action?

6 Answers   NTPC,

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what is the different between rms and average value

1 Answers   Finolex, TATA,

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can we synchronize star system generators with delta system generators?

0 Answers  

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what is slip rings in an induction motor&what is it's work.

4 Answers  

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Does induction motor start with dc power supply????

4 Answers   Essar,

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why the oscillator doent need the ac voltage??how can it produce the ac voltage by applying the dc voltage only??

2 Answers  

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what do you mean by star connection?

4 Answers   Denver, Satyam,

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can you use 400 volt 3 phase and neutral and earth equipment on 440 3 phase and earth supply safely and if so how?

2 Answers   Maersk,

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wat is the importance of reactive power in power generation.....if it is zero means wat will happen to system........

22 Answers   Bhel, Jindal,

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What is a captive power plant?

2 Answers  

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