engineering physics MCQ #9

The average power consumed in an AC circuit is

engineering physics MCQ #9

  1. Question 1

    Q1. The average power consumed in an AC circuit is

    • A) Vrms * Irms * cos(φ)
    • B) Vrms * Irms * sin(φ)
    • C) Vrms * Irms
    • D) 0

    Answer: Vrms * Irms * cos(φ)

    Explanation: Average power = Vrms * Irms * cos(φ), where cos(φ) is the power factor.