engineering physics MCQ #157

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

engineering physics MCQ #157

  1. Question 1

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

    • A) 50.33 Hz
    • B) 159.15 Hz
    • C) 31.83 Hz
    • D) 63.66 Hz

    Answer: 50.33 Hz

    Explanation: Use f = 1 / (2π√LC): f = 1 / (2 * 3.14 * √(0.1 * 100e-6)) = 50.33 Hz.