What is harmonics in AC waves. How it is generated? How it will effect the system network? how can eliminate it?

2 Answers  

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what will happen, if both relay contact has live supply, and coil of relay activated

1 Answers   AVS,

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which of the folowing has negative temperature coefficient of resistance? a. mercury b. copper c. lead d. carbon

2 Answers  

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what is static excitation and dynamic excitation of synchronous generator,scr excitation is a brush or brushless excitation?

6 Answers  

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at present how many 765 kv lines are there in india?

5 Answers   Emco,

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Do you know how to maintain a generator, if so what are those maintenances?

4 Answers  

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What is Energy based relay coordination & time based relay co-ordination? In which type of distribution arrangement these methods are applicable?

1 Answers  

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we have an energy meter in a capacitor bank panel, So should we consider it's readings as energy consumption on daily basis. (when capacitor bank doesn't have any energy losses)

0 Answers   Honda,

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Can we use the 60 HZ transformer/rectifier/Motors/Coils in 50 HZ? if not so, why?

3 Answers  

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what is power factor

4 Answers  

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what is the pulse and audio frequency transformer? what is different between induction regulators and tap changing transformer?

0 Answers  

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What is the Ohms low calculation

2 Answers  

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