Three phase alternators are connected in star connection why?

13 Answers   Tanfac,

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what is reactive power and active power

4 Answers  

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what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load

0 Answers   Tata Power,

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How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

0 Answers   HAL,

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if voltage is not builed up in small generator what will be the reason?

7 Answers   century,

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What is grid collapse? what is the reason for it?

0 Answers  

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Operation of isolators.

0 Answers   KSEB, L&T, Siemens,

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v=I*R, i.e V is directly proportional to I. now P=V*I. so V=P/I. thus v is inversely proportional to I. so what is the correct one? If both are correct than for which kind of condition this 2 differ

3 Answers  

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why scott connection is done why not two phases are directly picked at the output of 3 phase transformer??

1 Answers  

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The specific heats of the gas at constant pressure and constant volume are respectively 1.0 kJ/kg K and 0.72 kJ/kg K; the value of R for the gas is

0 Answers   Caterpillar,

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what is excitor response of an excitor?

1 Answers  

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what is the function of capacitor duty contactor in an capacitor panel???

0 Answers  

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