engineering physics MCQ #235

A series RLC circuit has R = 20 ohm, L = 0.2 H, C = 100 μF. What is the impedance at resonance?

engineering physics MCQ #235

  1. Question 1

    Q1. A series RLC circuit has R = 20 ohm, L = 0.2 H, C = 100 μF. What is the impedance at resonance?

    • A) 10 ohm
    • B) 20 ohm
    • C) 30 ohm
    • D) 40 ohm

    Answer: 20 ohm

    Explanation: At resonance, impedance Z = R = 20 ohm.