is there any role of power factor with frequency variation? and how we can manage the frequency variation?

0 Answers   Wipro,

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how much excitation voltage required to generate 1mw power?

0 Answers   Saudi Oger,

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What is the main purpose of c.f.b.c.boiler

0 Answers  

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what is the specific gravity of fully charged battery

14 Answers  

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what's the meaning of the negative going half cycle in the circuit containing a bulb and a switch in series with a input ac source. i mean what happens in the -ve cycle. the dir. of current changes or any other thing. if dir. changes then why we use fuse in only phase wire.

2 Answers  

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why they charge more bill for low power factor rather than high power factor

2 Answers  

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how and why are capacitors are used to improve powerfactor?

4 Answers  

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Difference between ac parallel circuit and ac series circuit?

0 Answers  

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Why is our voltage always seems to be 3.3Kv,11Kv,66Kvetc.. why not 40Kv,39Kv,65Kv???

3 Answers  

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What is the function of wave trap in an electrical substation?

2 Answers  

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what are smoke detectors ?

4 Answers   Indian Military Services,

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how we can measure the dc current instead of clamp meter ?

1 Answers  

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