Totally how much power will be consumed in 1 hour cotinuous running of electric train engine?

1 Answers   L&T,

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What is CRT (Contact Resistance Test) for Isolators or Dis- connector Switches? Why we performed it & whats the Testing procedure.

1 Answers   Siemens,

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What is the use of starter in tube light fitting.how it works.

3 Answers   JSW,

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What is the difference between Rectifier & Converter?

12 Answers   Bajaj,

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what is sevice settings for mccb?How can be it setted?

1 Answers  

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What is the difference between a Distribution Transformer and a Power Transformer.

4 Answers  

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A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.

0 Answers  

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what is the working principle/operation/theory of 3-phase rectifier power transformer used in cold rolling mills.

1 Answers   TATA,

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What is Reactance & Impedance? what is diffrence between these?

2 Answers  

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Comment on the working principle of operation of a single-phase transformer.

0 Answers  

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in short circuit. test of a transformer 5 to 10% ofvrated voltage is used why??? if we use rated voltafe then what will be?

1 Answers  

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How can you limit the fault level in a power system?

1 Answers   Alfanar,

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