what is the formulae of calculating voltage drop?

2 Answers  

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Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it

2 Answers  

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when we catch any one of the phases with our both hands in air(without touching ground),our body acts as a conductor.is it correct.please clarrify it.

4 Answers  

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can we share mvar in parrelell connected alternators

2 Answers  

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What will happen if power transformer designed for 50 Hz is connected to 500 Hz of the same voltage , and vice versa ?

1 Answers  

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How maesure earth neutral value & how much maximum value value required in between earth & neutral.

0 Answers   Bellsonica, NEC,

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what is differance between kvarh $ kvah

1 Answers  

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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

0 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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What does OHB stand for in specifications for circuit breakers, especially found in SF6 circuit breaker?

1 Answers  

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expalanation for 5p10 class.

6 Answers  

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Is it possible to protect 3phase overload and earth fault of the 3phase system using two CT's.

0 Answers  

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why induction motors are rated at 0.8 power factor.

0 Answers   Bhel, TN,

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