Question
Download Solution PDFWhich of the following statements regarding active power in AC circuits is INCORRECT?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFTypes of AC power
Active Power:
- Active power is the real power consumed by the circuit.
- It is given by: P = VI cosϕ
- The unit of active power is watts (W).
Reactive Power:
- Reactive power is the electrical power that oscillates between the source and the load without performing useful work.
- It is given by Q = VI sinϕ
- The unit of reactive power is Volt-Ampere Reactive (VAR).
Apparent Power:
- Apparent power is the total power that appears to be transferred between the source and load in an AC circuit.
- It is given by S = VI*
- The unit of apparent power is Volt-Amperes (VA).
Last updated on Jun 7, 2025
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