Brief working principle of fluorcent tubelight,function of starter & choke.

3 Answers   Havells,

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What makes the difference between 50Hz supply and 60Hz supply which one is economical? What is the use of using increased frequency?

5 Answers   ABB,

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IF alternator SCR value will be high means what happen in alternator efficency at operating power factor of 0.8

0 Answers  

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how to calculate the no load current in transformer?

0 Answers  

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reason of capacitor failure or low voltage in alternator wtih 10kva dgset

0 Answers   adag,

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use of automatic voltage regulator & input voltage of it?

1 Answers  

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what is the fullform of mccb

10 Answers   Thermax,

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Can someone explain how does an IDMT relay works.

1 Answers   AFM,

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Why the Potential transformer Primary in connected to Earth?

2 Answers  

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Will sag depends on the Specific Resistance of the conductor?if not Why??????????

2 Answers   BARC,

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whats the application of voltage regulation? and whats the voltage regulation's device?

0 Answers  

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what is the purpose for open delta connection in potential transformer

2 Answers  

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