Answer / c r satpathy

Transformer is a static piece of apparatus by means of which energy is transferred from primary to secondary without change in frequency. Transformer may be core or shell type; Current or Potential transformer.

Why voltage regulation of an alternator is negative for a leading power factor?

3 Answers  

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how the ac voltage are selected like 220v,415v,750v,1000v& 1.KV,6.6KV,11KV,33KV,66KV,132KV,220KV & why these are selected like these orders

2 Answers   Jindal, JSW,

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what is the correct format to create a resume for interview??

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why inductance is not present in a incandescnt lamp?

2 Answers  

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MCCB 400 Amps 50KA 430Volt AC What is mean by 50KA

16 Answers  

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What is the make of breakers, transformers, generators? What are their capacities and ratings?

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1.How to calculate backup time from series connected battery of 12v dc with 26Ah for 2battery?

3 Answers  

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which part of transformer heats up the most and why? windings, core or oil .

3 Answers   Lafarge,

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what will be efficient rating of ac motor to lift a 10 kg wt of stone to 10 meter height with input 220V AC 50 Hz frequency???

1 Answers  

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difference between power surge and switching transient

0 Answers  

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how is the leakage current flow only through guard wire (when guard wire is connected in the circuit)????

2 Answers  

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