Answer / sumit b

P=VI Cos¢ (single phase)
P=√3 VI Cos¢ (three phase)

Answer / v.venkata ramana

L.V cable selection is Al cable 1sqmm carry 3amps
Cu cable 1sqmm carry 6amps

what is through fault?

0 Answers   KSEB,

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why ht motors are star connected?

0 Answers  

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What happen if 1200KW/1500KVA alternator runs at no load and high R.P.M.for one minute?

6 Answers  

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How to check op amp using multimeter

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which motor is used in high mast ( street light) & give the hight of tower .

2 Answers   Construction, Honda,

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I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

0 Answers  

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hi frenz,its aswathy.i hve aplied for the hpcl test on feb,pls send the test patern & the placement papers as soon as possible. mail-id :kjaswathy@gmail.com

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How many size of cable required for a 300m long and 30kw inductive lode

0 Answers  

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what is the impedance voltage of transformer?

1 Answers   AVI Enterprises, MacLellan,

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What is min and max voltage between earth and neutral/phase if it perfect earthing?

37 Answers   Epoch, ISS, ITC Infotech, L&T, Power Works, Statex, Sterlite, Wipro,

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If there is major % of Voltage harmonics in the system, how can it be control or reduced?

0 Answers   JCN, Wipro,

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what is the difference between mho characteristics and quadrilateral chara in distance protection

1 Answers   Essar,

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