how does a current carrying conductor posess a magnetic field. what is the reason for the production of electro magnetic field around the conductor

2 Answers   Vizag Steel,

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why the secondary winding of the transformer is not open circuited ?

5 Answers   Nepal Electricity Authority, Torrent Pharma,

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when the size of the cable used for the ht voltage is 300sqmm then what is the size of the conductor of each phase

2 Answers  

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what is the burdon in case of relays?

1 Answers  

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I want to know which cable would be best to carry 125A current to a distance of 50m. Voltage is 3phase. Kindly share the formula with answer.

1 Answers   Medway Educational Consultant,

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What is the use of Isolation Transformer, and Neutral is using for return path, finally this current is going.... but same time the voltage of the neutral should be below 1 V...

6 Answers  

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In LRS how much water PH value maintain for good operation of motor?

3 Answers  

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URGENT PLEASE//////////A WORK SHOP IS HAVING A 100 KVA TRANSFORMER 11KV/415 VOLTS, AND THE CONNECTED LOAD OF THE WORK SHOP IS 80 KW WITH INDUCTIVE LOADS, LIGHTING LOADS,ETC., HOW MANY EARTH ELECTRODES ARE NEEDED AND WHAT IS THE EARTH RESISTANCE OF EACH EARTH ELECTRODE AND COMBINED EARTH RESISTANCE in normal soil. AT 11 KV SIDE AND AT LT SIDE. HOW TO CALCULATE.

1 Answers  

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why dc measurements are noted in mc whereas it is mi in ac measurements?

1 Answers  

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sir what is the purpose of SF6 in HT breaker and what is the pressure should be maintain in the breaker?

2 Answers   Kirloskar,

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what are the advantages of having high voltage in transmission lines?

5 Answers  

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WHAT IS MODULATION AND NEED FOR MODULATION ?

1 Answers  

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