engineering physics MCQ #155

An inductor of 0.1 H is connected to an AC source of 50 Hz. What is the inductive reactance?

engineering physics MCQ #155

  1. Question 1

    Q1. An inductor of 0.1 H is connected to an AC source of 50 Hz. What is the inductive reactance?

    • A) 31.4 Ω
    • B) 15.7 Ω
    • C) 62.8 Ω
    • D) 3.14 Ω

    Answer: 31.4 Ω

    Explanation: Use XL = 2πfL: XL = 2 * 3.14 * 50 * 0.1 = 31.4 Ω.