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Power Factor
The ratio of real power flowing to the load to the apparent power in the circuit, indicating the efficiency with which electrical power is converted into useful work output.
Reactive Power
The portion of electricity that does not result in useful work, typically present in AC circuits, and needed for maintaining the voltage levels necessary for active power transfer.
Apparent Power
The total power in an AC circuit, expressed in Volt-Amperes (VA), that combines both reactive and real power components.
Total Voltage
The voltage applied to the circuit.
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