What is the operational principle of direct current current transformer and direct current potential transformer?if possible plz reply with ckt. diagram.

1 Answers  

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What is maximum rating of transformer ?

2 Answers  

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what is the formulae of calculating voltage drop?

2 Answers  

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why synchronous motor has zero starting ?

8 Answers   NTPC,

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What is the lower limit of break-down voltage of converter transformer.

0 Answers   Tata Steel Limited,

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Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

0 Answers   College School Exams Tests,

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What happens if there is no nuetral in the power system?

5 Answers  

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Please brief working principle & construction of permanent magnet AC Servo motor

0 Answers   DRJ ARDE,

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Why Indian Electricity frequency desined 50 Cycles as developed countrys are using high frequency with low voltage

1 Answers  

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Why and which type of tertiary winding is used in most of the power transformer?

2 Answers  

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define main transformer?

7 Answers  

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What does the term “voltage regulation” means?

0 Answers  

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