Answer / mak

the secondrary ll produce a demagnetising flux which makes back mmf..so more current is drawn in primary side to neutralise it..

Answer / akash

all the time core losses same .but copper losses change due to ambient temp.on full load efficiency maximum.

What is the effect of pi controller on the system performance?

0 Answers  

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what happen if the battery is charged by more than one source ,for ex: connecting data cable to laptop & charger pin to source supply ? 

2 Answers  

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Baud rate is used to descrice...?

2 Answers  

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what is suitable alternative for an igbt?

4 Answers  

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What is Earthing?

16 Answers   Essar,

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if d gen is 50kw,load is 60 kw,hw d gen ll supply d remaining power?

3 Answers   NHPC,

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On a transformer name plate %IZ(%Impedence) is mentioned. What is the meaning of %IZ and how it is calculated?

3 Answers   Ambe Consultancy, Siemens,

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Explain about 3 phase motor fault current calculation with examples?

0 Answers   QTC,

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how can H.V busbar in a powerstation can be protected?

1 Answers   Unitech,

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SIR I AM GOING TO TAKE PART IN JINDAL ENTRANCE XAME OF 4TH OCT. PLEASE SEND ME SAMPLE QUESTIONS FOR THAT ON MY ID JITENDRA1603@GMAIL.COM

1 Answers  

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what is the name of the oil is used in transformer?

5 Answers  

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why r use the wave taper in the substation ?

2 Answers   L&T,

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