engineering physics MCQ #103

The power factor of an AC circuit is 0.5. What is the phase angle?

engineering physics MCQ #103

  1. Question 1

    Q1. The power factor of an AC circuit is 0.5. What is the phase angle?

    • A) 30°
    • B) 45°
    • C) 60°
    • D) 90°

    Answer: 60°

    Explanation: cos(φ) = 0.5, φ = arccos(0.5) = 60°