engineering physics MCQ #259

What is the impedance of an LCR circuit at resonance?

engineering physics MCQ #259

  1. Question 1

    Q1. What is the impedance of an LCR circuit at resonance?

    • A) R
    • B) L
    • C) C
    • D) √(L/C)

    Answer: R

    Explanation: At resonance, the impedance Z = R, as the reactances cancel out.