I want to know in body earthing which material can be use either copper plate or GI plate please guide us which is best option.

3 Answers  

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hello! can anyone explain to me how a 3 speeds table fan work? what are the factors that are controlling the speed of a normal table fan? Is it by varying the voltage or changing the magnetic field? would appreciate your reply :) thx in advance.

2 Answers  

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How many VSC based HVDC are there in India and the world

0 Answers  

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Transformer how to maintaince a check b check c check d check

0 Answers   DIC India,

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Why ct secondary is not kept open while primary charged. Answer in terms of ct parameters.

4 Answers   Power Grid,

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ac and dc motor advandtage,disadvantage,aplication

2 Answers   Apollo,

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what is the distance maintained between the power and data cables with respect to the KVA .... plss give me the formula

1 Answers  

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Why battery chargers are use in substation?

5 Answers  

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Draw the equivalent circuit of crystal oscillator?

0 Answers  

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What is EOL?

1 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

0 Answers  

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how many by pass system in online UPS.

4 Answers  

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