engineering physics MCQ #141

A series LCR circuit has R = 10 Ω, L = 1 H, and C = 1 μF. The resonant frequency is

engineering physics MCQ #141

  1. Question 1

    Q1. A series LCR circuit has R = 10 Ω, L = 1 H, and C = 1 μF. The resonant frequency is

    • A) 159 Hz
    • B) 318 Hz
    • C) 503 Hz
    • D) 1592 Hz

    Answer: 159 Hz

    Explanation: f_res = 1/(2π√(LC)) = 1/(2π√(1*1e-6)) = 159 Hz