if transformer core is made of copper instead of steel which losses will increase..please explain

5 Answers   Bhel,

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how line turns ratio changes in 3 phase with change in connection

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what is 30-phase of transformer

0 Answers  

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hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused

0 Answers  

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In IDMT RELAY the term minimum (M) indicates what?

7 Answers  

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why we are using earth pit in sub stations.?

0 Answers  

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How Id and Ires are calculated in siprotech 7ut612 and abb trsfmr differential relay.what is the formula

1 Answers  

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how to cal calculate capacitance in DC Circuit

1 Answers  

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can v use earth as nutral. yes than y.if not y.

3 Answers  

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is it possible to have dc motors on single chip

0 Answers  

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if 11 lead acid batteries each 200 amph are connected in series so that combinly they can produce 110 volts dc. question is how much backup it can provide ? 2) how can we calculate that how much amprere and voltage is required to charge them . thanks in advance !

1 Answers  

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WHAT WILL HAPPEN IF WE START A MOTOR WITH STAR & IT IS RUNNING WITH STAR CONNECTION INSTEAD OF DELTA

3 Answers  

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