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Home ‣ Electronics ‣ RLC Circuits and Resonance Comments
  • Question

  • The quality factor of a parallel circuit at resonance is VC/VS or VL/VS.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • RLC Circuits and Resonance problems

    Search Results

    • 1. When inductive and capacitive reactance are present in the same series circuit, the magnitude of the total reactance is equal to the sum of the magnitudes of the individual reactances.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. The resonant frequency fo is 19 kHz.


    • Options
    • A. True
    • B. False
      • Discuss
    • 3. ___ capacitors have the highest values of capacitance.

    • Options
    • A. Electrolytic
    • B. Ceramic
    • C. Plastic-film
    • D. Mica
      • Discuss
    • 4. If a 5 V, 60 Hz voltage is applied to a 4.7 µF capacitor, the circuit current will be ______ .

    • Options
    • A. 0.886 mA
    • B. 8.86 mA
    • C. 8.86 µA
    • D. 88.6 µA
      • Discuss
    • 5. A ___ capacitor allows ac signals to pass while blocking dc signals.

    • Options
    • A. filter
    • B. bypass
    • C. decoupling
    • D. coupling
      • Discuss
    • 6. The less selective a filter is, the steeper the slope of its curves at the cutoff frequencies.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. In a series RLC circuit, at above resonance the circuit is more capacitive than it is inductive.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The bandwidth of a filter is the range of frequencies between the half-power frequencies.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. 

      With the frequency given, the circuit in the given circuit is operating above resonance.


    • Options
    • A. True
    • B. False
      • Discuss
    • 10. 

      If the output voltage were taken from across the resistor in the given circuit, the circuit would be a band-pass filter.


    • Options
    • A. True
    • B. False
      • Discuss

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