Power factor and three-phaseQuestion 1153 of 1506

Which unit is used for true power?

  1. Volt-ampere
  2. Volt-ampere reactive
  3. Watt
  4. Joule
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Correct answer: Watt

True power is the power actually dissipated, measured in watts.

Source: Lessons in Electric Circuits II: AC (Kuphaldt), 11.2: True, Reactive, and Apparent Power

Practice power factor and three-phase

Questions last reviewed: 18 October 2026