Answer / k.prakashchandra

For measurement of VAR

Answer / k.prakashchandra

This is ' one watt meter ' method for measurement of reactive power for three phase balanced load . The current coil is connected in one line ( phase ) and the pressure coil is connected across the other two . The reactive power is root3 times the watt meter reading

I want to know the principle of rotating flux transformer.

1 Answers  

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For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

0 Answers   Ecil,

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6 Answers   MahaDiscom,

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can someone explain that how the speed of the protection system affects the fault level calculation?

0 Answers  

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why HT armoured cable does not glanding

0 Answers   TCE,

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why electron flow is opposite to current flow?

3 Answers  

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4 Answers  

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Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

0 Answers  

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what happenes if the core of the transformer saturates?

4 Answers  

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