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  • Question

  • Which of the following statements is true if the frequency decreases in the circuit in the given cir

    Which of the following statements is true if the frequency decreases in the circuit in the given circuit?


  • Options
  • A. The phase angle decreases.
  • B. VR decreases.
  • C. IT decreases.
  • D. VS decreases.

  • Correct Answer
  • The phase angle decreases. 

    • RL Circuits problems

    Search Results

    • 1. What is the magnitude of the phase angle of a 24 Vac parallel RL circuit when R = 45 Ω and XL = 1100 Ω?

    • Options
    • A. 0.001°
    • B. 2.3°
    • C. 87.6°
    • D. 89.9°
      • Discuss
    • 2. 

      Which of the following statements is true if R1 opens in the circuit in the given circuit?


    • Options
    • A. IL2 increases.
    • B. ZT decreases.
    • C. VS increases.
    • D. VL1 equals 0 V.
      • Discuss
    • 3. 

      Calculate the voltage dropped across L2 in the given circuit.


    • Options
    • A. 18 V
    • B. 6 V
    • C. 13.5 V
    • D. 0 V
      • Discuss
    • 4. If XL= 100 Ω and R = 100 Ω, then impedance will be

    • Options
    • A. 141.4 Ω
    • B. 14.14 Ω
    • C. 100 Ω
    • D. 200 Ω
      • Discuss
    • 5. 

      Calculate the voltage dropped across R1 in the given circuit.


    • Options
    • A. 14 V
    • B. 26.8 V
    • C. 28 V
    • D. 0 V
      • Discuss
    • 6. What is the magnitude of the phase angle between the source voltage and current when a 100 mH inductor with an inductive reactance of 6 kΩ and a 1 kΩ resistor are in series with a source?

    • Options
    • A. 0.1°
    • B. 9.0°
    • C. 61.0°
    • D. 81.0°
      • Discuss
    • 7. 

      Which of the following statements is true if the inductor shorts out in the circuit in the given circuit?


    • Options
    • A. Each component drops 5 V.
    • B. The impedance equals 0 Ω.
    • C. The power factor equals 1.
    • D. The phase angle equals 90°.
      • Discuss
    • 8. 

      Which of the following statements is true if R = 100 Ω and XL = 100 Ω in the circuit in the given circuit?


    • Options
    • A. Each component drops 5 V.
    • B. The impedance equals 200 Ω.
    • C. The power factor equals 1.
    • D. The phase angle equals 45°.
      • Discuss
    • 9. What is the true power of a 24 Vac parallel RL circuit when R = 45 Ω and XL = 1100 Ω?

    • Options
    • A. 313.45 W
    • B. 12.8 W
    • C. 44.96 W
    • D. 22.3 W
      • Discuss
    • 10. In a repetitive-pulse RC integrator circuit, what would the steady-state voltage equal at the end of the fifth pulse? Assume a Vin of 20 V.

    • Options
    • A. 1.46 V
    • B. 14.62 V
    • C. 20 V
    • D. 0 V
      • Discuss

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