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

Earth is a conductor or load?then ammeter connect to 3- phase supply,it shows the measurents or not?

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