We have one Energy meter for Measuring the voltage,current,power,energy(KWH,KVARH,KVAH) & power factor.The problem is that the meter does not show whether the PF is lagging or leading.So i want to know that is there any way or calculation to find out that whether the PF sign (lagging or leading) depending upon the above mentioned parameters?

4 Answers  

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what are the basic insulation levels & what its Unit

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How to specific gravity of battery will check, i didnt saw any hydrometer. & say me how to dip into the battery what are the specifications are given in the hydrometer?

1 Answers  

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in one substation we have two power transformers of 100mva,75mva capacity.statoin load is155mva.how much each tranformers share the load????

6 Answers   TNEB Tamil Nadu Electricity Board,

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sir please send me techinical questions for junior engineer posting in bangalore railway i am diploma holder

0 Answers   RRB,

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which of the folowing has negative temperature coefficient of resistance? a. mercury b. copper c. lead d. carbon

2 Answers  

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3phase motor can be used as a Prime mover for alternator.

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how we decide scurt (disc) of insulator with respect to kv rating

1 Answers  

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what is the difference between KW and KVA?

15 Answers  

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how the earthing point or earthing is taken for ships and airplanes?

1 Answers  

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-What should be minimum value of insulation resistance and maximum value of earth resistance at any electrical instillation and what is method of testing the same.

0 Answers  

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Where -48 volt DC use & why?????????

10 Answers   Ericsson, INDUS, Indus Towers, Telecom,

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