MDCAT Physics MCQ #7

The average power dissipated in an AC circuit is maximum when the power factor is

MDCAT Physics MCQ #7

  1. Question 1

    Q1. The average power dissipated in an AC circuit is maximum when the power factor is

    • A) 0
    • B) 0.5
    • C) 1
    • D) -1

    Answer: 1

    Explanation: Maximum power dissipation occurs when power factor = 1 (i.e., cosφ = 1); '0' means no real power is dissipated.