Answer / patel_rakesh2089@yahoo.in

power factor is the cosine angle between voltage and current.

Answer / bipin gond

the ratio of real power and the apparent power.

Answer / vishal

kw/ kva

Answer / sharad pandey

Power factor >the cosin of angle between voltage  and current in ac system is called power factor

How phase displacement change in the over current relay coils.

0 Answers  

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WHERE to use CVT & PT.

11 Answers   Suzuki,

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WHY ARMAD USE IN CABLE

4 Answers  

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Which motor runs on both ac and ac? a) dc series motor b) reluctance motor

2 Answers  

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PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM

0 Answers   ABB,

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What are the common sources of energy?

0 Answers  

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whay we transmit power in 3phase no in 4 or 2 or 5......etc?

4 Answers   CCCL,

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Why capacitor bank ratting Kvar?

1 Answers  

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Pure inductive ckt takes power from AC when 1. Applied voltage and Current increases 2. applied voltage and current decreses 3. voltage decreases and current decreases please justify

2 Answers  

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which one cable has a more resistance.A big or small

2 Answers  

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How CT is connected to measure current by changing plug setting , ratio is 300 - 150 / 5 A ?

1 Answers   Ajanta Pharma, Bhel, Cosmo Films, Suzlon,

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when we megger is not damaged when we are measuring very low resistance? high d.c. voltage is produced in megger so according to i=V/R. current will be high so what is the reason ?

1 Answers  

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