Answer / mahenthiran

2phase power=1.414*v*i*cos py

Answer / k.prakashchandra

Treat it as single phase taking the voltage equal root3
times the phase voltage.Almost all welding sets of above 3
KVA, are 2 phase sets .

hopkinson's test

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WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT

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How to control the dc motor in ac supply without thyristor circuit?

2 Answers  

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If a HV Underground Cable (13.8KV) is layed in the ground below 1.5 Mtrs and any building construction is done on the Cable route. IS this allowable or Not? What should be the clearance. As per ISO construction on HV cable route is safe or Not? Why? Can any body suggest the site for my question?

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difference b/w semiconductor and insulator

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What is the meaning of floating point earthing in battery backed systems ?

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Generator,motor and alternator Working principal Please explain easily

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Acually generator neutral is earthed,if suppose cable from neutral is brokened under theearth ,what will happen.

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What are IR values and what it should be for coil and for insulator

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What is mean by staling?

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