1.how many types of relays?
2.difference between ATS& STS?
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What is Faraday's law
How a synchronous generator practically work? what is the function of avr(automatic voltage regulator)in synchronous generator?how the connection of avr to the generator made practically?please give me the answer.
what is balanced network and unbalanced network
In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..
why are transformer rating in MVA
What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?
can we measure +,-.zero sequence current ....? if so how can ???
what is parellel power factor correction?
why we use copper earthing for neutral while for body GI.
What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines
What is type of transformers?
What is gain margin?