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

Difference between field rheostat and armature rheostat.

0 Answers  

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What should be the amps for a MV fuses for transformer 630kVA 20(10)/0.4 kV

0 Answers  

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where they are using surge arrester and lighting arrester? how they connect? what is the purpose of that?

1 Answers  

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why we use 20 KV, 10KA LA on 22 KV Line

2 Answers  

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could any one explain me what power factor and where it is use ful

3 Answers  

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what is an invertor A.C.?

1 Answers   Ami Tech, Shubham,

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IN 3 PHASE INDUCTION MOTORS SOMETIMES COPPER BARS ARE PLACED DEEP IN ROTOR WHY..?

3 Answers   ONGC,

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We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

0 Answers  

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In a 11000/440 V transformer, when any one phase of 11 KV supply fails (ie., single phasing), what happens to the secondary voltage and why?

3 Answers   Secure Meters, TCS, Torrent Power,

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-What is leakage current . how much leakage current is allowed.

3 Answers  

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what is the difference between Earthing,Grounding and neutral?

3 Answers   Biocon, Tata Steel Limited,

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am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

0 Answers   L&T,

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