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  • Question

  • The circuit in the given circuit is a low-pass filter. True False

    The circuit in the given circuit is a low-pass filter.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • RL Circuits problems

    Search Results

    • 1. The current lags the source voltage in a series RL circuit.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. As frequency decreases in a parallel RL circuit the impedance also decreases.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The phase angle will decrease in a series RL circuit if the inductance is increased.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The current is ___ if the voltage across a 5 kΩ resistor is 25 V.

    • Options
    • A. 200 mA
    • B. 125 mA
    • C. 75 mA
    • D. 5 mA
      • Discuss
    • 5. The voltage across a 2.2 kΩ resistor is ___ if 3 mA of current is flowing through it.

    • Options
    • A. 6.6 V
    • B. 7.33 V
    • C. 1.4 V
    • D. 0.8 V
      • Discuss
    • 6. 

      The impedance of the circuit in the given circuit is 110 Ω .


    • Options
    • A. True
    • B. False
      • Discuss
    • 7. If Y = 20 mS, then Z = 20.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. For series ac circuits containing both resistance and inductive reactance, total opposition to current can be found by simply adding ohmic values or oppositions to current.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. If a 7.5 kΩ resistance is connected to a 10 kΩ inductive reactance in a series RL circuit, then the impedance equals 12.5 kΩ .

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. In a series RL circuit, a power factor of 0.5 results in less energy conversion to heat than does a power factor of 0.6.

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

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