engineering physics MCQ #228

A series LCR circuit has R = 10 ohm, L = 0.1 H, C = 100 μF. What is the resonant frequency?

engineering physics MCQ #228

  1. Question 1

    Q1. A series LCR circuit has R = 10 ohm, L = 0.1 H, C = 100 μF. What is the resonant frequency?

    • A) 50 Hz
    • B) 50 / π Hz
    • C) 50 * √10 Hz
    • D) 1 / (2 * π * √(0.1 * 100 * 10^(-6))) Hz

    Answer: 1 / (2 * π * √(0.1 * 100 * 10^(-6))) Hz

    Explanation: Resonant frequency f = 1 / (2 * π * √(L * C)) = 1 / (2 * π * √(0.1 * 100 * 10^(-6))).