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  • Question

  • The true power in the given circuit equals ___. 48.48 mW 296.93 mW 280.64 mW 96.98 mW

    The true power in the given circuit equals ___.


  • Options
  • A. 48.48 mW
  • B. 296.93 mW
  • C. 280.64 mW
  • D. 96.98 mW

  • Correct Answer
  • 96.98 mW 

    • RC Circuits problems

    Search Results

    • 1. If a series RC circuit contains a 120 kΩ resistance and a 160 kΩ capacitive reactance, the impedance equals _____.

    • Options
    • A. 280 kΩ
    • B. 120 kΩ
    • C. 160 kΩ
    • D. 200 kΩ
      • Discuss
    • 2. In a series RC circuit, the phase difference between the capacitor and the resistor voltages ___.

    • Options
    • A. depends on the values of R and C
    • B. equals 0°
    • C. equals 90°
    • D. depends on the value of the input voltage
      • Discuss
    • 3. 

      The magnitude of the impedance in the given circuit equals _____.


    • Options
    • A. 17.14 Ω
    • B. 24 Ω
    • C. 70 Ω
    • D. More information is needed in order to find the impedance.
      • Discuss
    • 4. ______________ is shuttled back and forth between the source and load.

    • Options
    • A. True power
    • B. Reactive power
    • C. Apparent power
    • D. Impedance power
      • Discuss
    • 5. The hypotenuse of the right triangle of a vector diagram for R and XC is _______________.

    • Options
    • A. impedance
    • B. current
    • C. voltage
    • D. power
      • Discuss
    • 6. If the impedance equals 2 kΩ in a parallel RC circuit, the admittance equals ___.

    • Options
    • A. More information is needed in order to find the admittance.
    • B. 2 kS
    • C. 4 kS
    • D. 500 µS
      • Discuss
    • 7. When the resistance is greater than the capacitive reactance in a series RC circuit, the phase angle is ___.

    • Options
    • A. 0°
    • B. between 0° and 45°
    • C. between 45° and 90°
    • D. 45°
      • Discuss
    • 8. 

      In the given circuit, the secondary voltage is in phase with the primary voltage.


    • Options
    • A. True
    • B. False
      • Discuss
    • 9. Regardless of whether the transformer is step-up or step-down, power in the primary equals the power in the secondary if there is 100% efficiency.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The reflected load value that the source sees will always be larger than the load value itself.

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

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