why we not using 230kv directly why we are stepping down and then stepping up

2 Answers   Siemens,

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Transformer's core is made up of which material and why so?

10 Answers   ABB, NTPC,

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how we calculate capacitor bank mvar for 11 kv distribution networ , and i need releation between capacitor bank with voltage, frequency, current, pf

2 Answers  

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what is the purpose of %impedance for transformer

3 Answers  

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How to improve the power factor from 0.8 to 0.98? Also tell me cost vs benefit analysis.

2 Answers  

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gd eve frndz my qstn is how convert sound energy to electrical energy

1 Answers   HCL,

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what is the difference between electrical wire and electrical conductor?

4 Answers  

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wat will be the pressure maintained inside the transformer?

2 Answers  

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how unidirectional torque is produced in DC motor?

0 Answers  

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why is power supplied in 3 phase only? why not in 2 or 4 phases?

11 Answers  

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is it possible to test of bus bar in high rise building without completed full floor ?

0 Answers  

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how system fault level is calculated?

1 Answers   HCL,

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