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 principle of generator , induction motor,d.c motor

1 Answers  

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What is the diffrece between CAPACITOR BANK & CAPACITOR OF MOTOR?

4 Answers  

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why capacitor bank shorted by resistance ( 3 terminal )

1 Answers  

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generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 Answers  

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In CTs tan delta point should be earthed , what is the reason behind it?

0 Answers  

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what is meant by HT&LT?

5 Answers  

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why use phase displacement in transformer.and effect of phase displacement on transformer

0 Answers   IOCL, ONGC,

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What is polarisation index value?.(pi value) Simple & brief definition of polarisation index?..

7 Answers  

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what is meaning of bus raiser???

1 Answers  

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explain the mode of metal iranafer in Co,welding

0 Answers  

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a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------

0 Answers  

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Percentage losses in power generation?

0 Answers   Nespak, Trimax,

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