In electrical cables what is U and U0 refers?

11 Answers  

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Why the suply frequency in INDIA is 50HZ

2 Answers   HCL,

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I have a transformer whose primary operates at 230V, 50Hz for which the secondary voltage will be 12V, 50Hz. What will be the secondary voltage if the primary is fed with 400V, 8KHZ Signal?

6 Answers   ABB,

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considering the 3phase and single phase ac system the load applied and the volage given is same...will the current differs for both the cases are it wil remain same?

5 Answers  

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Explain the different regions in frequency response?

0 Answers  

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If a generator of generating station produces 100MW rated output then what will be the rating of the step-up transformer connected to it?

5 Answers  

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how to diffrentiate between ac & dc motors from a distance

5 Answers  

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xpression 'document.FrmQF.myemail' [

0 Answers   ABB,

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what are the basic insulation levels & what its Unit

0 Answers  

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define IDMT relay?

15 Answers   APGenco, Bhel, L&T, Shriram Finance,

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Write a note on materials used as a fuse element.

0 Answers   Bhel,

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why the auxilary(starting)winding is provided in single phase inductoin motor?

5 Answers  

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