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Home ‣ Electronics ‣ RLC Circuits and Resonance Comments
  • Question

  • What is the range between f1 and f2 of an RLC circuit that resonates at 150 kHz and has a Q of 30?


  • Options
  • A. 100.0 kHz to 155.0 kHz
  • B. 147.5 kHz to 152.5 kHz
  • C. 4500 kHz to 295.5 kHz
  • D. 149,970 Hz to 150,030 Hz

  • Correct Answer
  • 147.5 kHz to 152.5 kHz 

    • RLC Circuits and Resonance problems

    Search Results

    • 1. 

      What is the bandwidth in the given circuit. If the winding resistance of the coil is 12 Ω?


    • Options
    • A. 6.4 kHz
    • B. 47.2 kHz
    • C. 53.7 kHz
    • D. 60.2 kHz
      • Discuss
    • 2. What is the impedance of the circuit?


    • Options
    • A. 12.2 kΩ
    • B. 14.5 kΩ
    • C. 17.8 kΩ
    • D. 20.3 kΩ
      • Discuss
    • 3. 

      What is the voltage across the capacitor in the given circuit?


    • Options
    • A. 6.8 V
    • B. 11.9 V
    • C. 16.1 V
    • D. 22.9 V
      • Discuss
    • 4. Current in a series RLC circuit may always be used as:

    • Options
    • A. a leading vector
    • B. a reference
    • C. an angle
    • D. a lagging vector
      • Discuss
    • 5. What is the current phase angle for a parallel RLC circuit when IL = 15.3 A, IC = 0.43 A, and IR = 3.5 A?

    • Options
    • A. 76.7 degrees
    • B. ?4.25 degrees
    • C. 88.8 degrees
    • D. ?76.7 degrees
      • Discuss
    • 6. Which statement best describes reactance in a series RLC circuit?

    • Options
    • A. Capacitive reactance is always dominant.
    • B. Inductive reactance is always dominant.
    • C. Resistance is always dominant.
    • D. The larger of the two reactances is dominant.
      • Discuss
    • 7. When a full band of frequencies is allowed to pass through a filter circuit to the output, the resonant circuit is called a:

    • Options
    • A. low-pass filter
    • B. high-pass filter
    • C. band-stop filter
    • D. bandpass filter
      • Discuss
    • 8. What effect will a parallel tank have upon final filter current?

    • Options
    • A. very little
    • B. The bandpass frequencies will change.
    • C. The frequency cutoff will change.
    • D. The impedance will block output.
      • Discuss
    • 9. Series RLC impedance or voltage totals must always be calculated by

    • Options
    • A. adding values vectorially
    • B. graphing the angles
    • C. multiplying the values
    • D. subtracting the values
      • Discuss
    • 10. 

      What is the impedance of the circuit in the given circuit?


    • Options
    • A. 125.7 Ω
    • B. 297.6 Ω
    • C. 370.1 Ω
    • D. 423.3 Ω
      • Discuss

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