how to calculate P.F from kva only?

3 Answers  

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What is meant by operating sequence of VCB : 0–0.3sec.–CO– 3min.-CO

2 Answers  

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In radial network the source is fed from 1 end both ends at central

0 Answers  

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what is smart grid? why we use it? explain in detals bcoz i want give presentatin from it....

0 Answers  

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what is harmonics? what are the factors it will depend upon

0 Answers   KSEB,

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What is NUMBER OF RUN for power cable means?

4 Answers  

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how synchronous condenser is used in place of synchronous generator with out negotiating IEEE standards? Can i use 3 generators as synchronous generators and 2 generators as a synchronous condensers in an IEEE 14 bus system with out disturbing the standards?

0 Answers  

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What is the "IS" for Rising Main?

1 Answers   APTransco, NTPC,

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Why the airgap of an induction motor is less compared to that of a synchronous machine?

4 Answers   MGVCL, RRB, WebTech,

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why use only sf6 circuit breker in 400 kv sub station

5 Answers   BARC,

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Why the rotor winding is short circuited of induction motor

1 Answers  

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Why the core of a underground cable is spiral in shape instead of straight??

3 Answers   Mecon,

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