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Home ‣ Electronics ‣ Inductors Comments
  • Question

  • For inductions in series, LT = L1 + L2 + L3 +...


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Inductors problems

    Search Results

    • 1. Kirchhoff's voltage law does not apply to series RL circuits.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Lenz's law states that the current induced in a circuit due to a change in the magnetic field is so directed as to oppose the change in flux or to exert a mechanical force opposing the motion.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. Self-inductance is the property that causes an electromotive force to be produced in a conductor.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. XL = 2ΠfL

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. 

      If R3 opens in the given circuit, the total resistance (RT) between points A and B equals ____.


    • Options
    • A. 900 Ω
    • B. 100 Ω
    • C. 110 Ω
    • D. infinite resistance
      • Discuss
    • 6. Inductors connected in series will increase the total inductance value.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. Five time constants are required for current in an inductor to reach a maximum value.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. Magnetic force is the force that produces a magnetic field.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. Maximum power will transfer across a transformer when the primary impedance equals the secondary impedance.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. Inductance is proportional to the cross-sectional area of a coil.

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

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