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Home ‣ Electronics ‣ RLC Circuits and Resonance Comments
  • Question

  • Series RLC voltage or impedance totals must be calculated by:


  • Options
  • A. subtracting the values
  • B. graphing the angles
  • C. adding vectors
  • D. multiplying the values

  • Correct Answer
  • adding vectors 

    • RLC Circuits and Resonance problems

    Search Results

    • 1. What is the applied voltage for a series RLC circuit when IT = 3 mA, VL = 30 V, VC = 18 V, and R = 1000 ohms?

    • Options
    • A. 3.00 V
    • B. 12.37 V
    • C. 34.98 V
    • D. 48.00 V
      • Discuss
    • 2. What is the band pass (F1 ? F2) of an RLC filter that resonates at 150 kHz and has a coil Q of 30?

    • Options
    • A. 100.0 kHz to 155.0 kHz
    • B. 147.5 kHz to 152.5 kHz
    • C. 295.5 kHz to 4500 kHz
    • D. 149,970 Hz to 150,030 Hz
      • Discuss
    • 3. When XC = XL the circuit:

    • Options
    • A. draws maximum current
    • B. applied voltage is zero
    • C. is at resonance
    • D. draws minimum current
      • Discuss
    • 4. What is the high cutoff frequency for an RLC circuit that resonates at 2000 Hz and has a bandwidth of 250 Hz?

    • Options
    • A. 2125 Hz
    • B. 2250 Hz
    • C. 1750 Hz
    • D. 8.0 Hz
      • Discuss
    • 5. What would be the power factor for an RLC circuit that acts inductively?

    • Options
    • A. +90 degrees leading
    • B. one
    • C. zero
    • D. ?90 degrees lagging
      • Discuss
    • 6. What is the total current?


    • Options
    • A. 56.6 mA
    • B. 141 mA
    • C. 191 mA
    • D. 244 mA
      • Discuss
    • 7. 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
    • 8. 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
    • 9. 

      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
    • 10. 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

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