engineering physics MCQ #116

The reactance of a capacitor is 100 Ω at 50 Hz. What is its capacitance?

engineering physics MCQ #116

  1. Question 1

    Q1. The reactance of a capacitor is 100 Ω at 50 Hz. What is its capacitance?

    • A) 10 μF
    • B) 31.83 μF
    • C) 50 μF
    • D) 100 μF

    Answer: 31.83 μF

    Explanation: Xc = 1 / (2πfC), C = 1 / (2πfXc) = 1 / (2 * π * 50 * 100) = 31.83 μF