what is the principal of transformer?

2 Answers  

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How to calculate D.C load current?

3 Answers  

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what is Distance protection & how did it work

2 Answers  

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If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

0 Answers  

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why we usually call 415 volts instead of 440 volts

3 Answers   S Tech,

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how to calculate voltage regulation?

1 Answers   Qtech Software,

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1 sq mm conductor=? how many amps

3 Answers  

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WHAT IS LINE TRAP,HOW IS IT FUNCTION?

1 Answers   L&T,

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dear friends, how to calculate "Gage" in copper wire , aluminum wire etc. have any formula?

1 Answers  

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While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens

0 Answers   Engineering,

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how to calculate the distance relay faulty zone?pls explain?

0 Answers  

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why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

0 Answers   HAL,

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