logo

CuriousTab

CuriousTab

Discussion

Home ‣ Electronics ‣ RL Circuits Comments
  • Question

  • If Y = 20 mS, then Z = 20.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • RL Circuits problems

    Search Results

    • 1. 

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


    • Options
    • A. True
    • B. False
      • Discuss
    • 2. 

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


    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The current lags the source voltage in a series RL circuit.

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

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

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. 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
    • 7. 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
    • 8. 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
    • 9. Phase angle is the difference in phase between the applied voltage (VS) and the circuit current (IT).

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. As the frequency increases in a series RL circuit the impedance also increases.

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

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.