why our indian system choose the 230 volt for single phase&415 for 3-phase voltage,in forign side 110 volt is used what is the difference

4 Answers   Jindal,

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Where servomechanism is used?

0 Answers  

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Why transformer called by KVA?

8 Answers   Reliance,

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The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

0 Answers  

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WHY CBCT USE ONLY IN Y PHASE NOT OTHER PHASES

0 Answers  

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what type of battery used for starting D.G?state its function?

2 Answers  

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what is necessity of using isolation transformer?

4 Answers   NTPC,

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What is high frequency grounding????Applications........

1 Answers   Emerson,

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how electronic energy meter works?

12 Answers  

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how starting current in motor is reduced in case of motor in star connection.

4 Answers   Adhunik,

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In what way does the variable ratio-arm improve the usefulness of the wheatstone bridge?

1 Answers  

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1.what to do if ferquency of any power system continue to decrease ?

5 Answers   NTPC,

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