Inductance MCQ

Below Inductance quiz are Multiple Choice Questions (MCQs) type Quiz. These Inductance MCQ Questions helps you to refresh your Inductance, you can see the correct option by clicking on it. .
  • 1. Which of the following factors DOES NOT affect the self inductance of a coil?

    • The length of the coil
    • The current flows in the coil
    • The number of turn of the coil
    • The cross sectional area of the coil
  • 2. A 10-turn ideal solenoid has an inductance of 4.0 mH. To generate an emf of 2.0 V the current should change at a rate of:

    • 0 A/s
    • 0.5 A/s
    • 50 A/s
    • 250 A/s
    • 500 A/s
  • 3. An airplane with a wingspan of 60.0 m flies parallel to the Earth’s surface at a point where the downward component of the Earth's magnetic field is 0.400 x l0-4 T. If the induced potential between wingtips is 0.900 V, what is the plane’s speed?

    • 250 m/s
    • 338 m/s
    • 375 m/s
    • 417 m/s
  • 4. A 10-turn ideal solenoid has an inductance of 3.5 mH. When the solenoid carries a current of 2.0 A the magnetic flux through each turn is:

    • 0 Wb
    • 3.5 x 10^–4 Wb
    • 7.0 x 10^–4 Wb
    • 7.0 x 10^–3 Wb
    • 7.0 x10^–2 Wb
  • 5. A time-delay relay that uses an RC timing circuit is called a(n)_________

    • solid-state, time-delay relay
    • adjustable relay
    • dashpot time-delay relay
    • motor-driven, time-delay relay
  • 6. 1 Henry is equivalent to

    • Weber.Tesla
    • V.s/A
    • Tesla/s
    • Weber.A/s
  • 7. Which component opposes any change in current?

    • Diode
    • Transistor
    • Inductor
    • Capacitor