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Home ‣ Electronics ‣ Inductors Comments
  • Question

  • Inductance is proportional to the cross-sectional area of a coil.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Inductors problems

    Search Results

    • 1. Maximum power will transfer across a transformer when the primary impedance equals the secondary impedance.

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

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

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. Inductors connected in series will increase the total inductance value.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. For inductions in series, LT = L1 + L2 + L3 +...

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. In a dc circuit, the only conversion of energy to heat is in the inductance of the coil itself.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. An RL filter could be a high-pass or a low-pass filter.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The primary and secondary are in phase.


    • Options
    • A. True
    • B. False
      • Discuss
    • 9. The secondary current in a transformer depends on the secondary voltage and load resistance values.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The time constant of an inductive circuit is dependent on the circuit's resistance.

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

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