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Home ‣ Electronics ‣ Capacitors See What Others Are Saying!
  • Question

  • Power stored from the source and then returned to the source is called:


  • Options
  • A. apparent power
  • B. impedance power
  • C. reactive power
  • D. true power

  • Correct Answer
  • reactive power 

    • More questions

    • 1. An LED can be tested with an ohmmeter.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. A zero-level detector is a type of comparator circuit.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. Inductive ___ represents the opposition to an alternating current.

    • Options
    • A. impedance
    • B. resistance
    • C. reluctance
    • D. reactance
      • Discuss
    • 4. The PIV rating of a diode in a full-wave bridge rectifier is more than that required for a full-wave center-tapped configuration.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. Circuit analysis should reveal that the largest resistance in a parallel circuit has the ______.

    • Options
    • A. least current
    • B. most current
    • C. least voltage
    • D. most voltage
      • Discuss
    • 6. The barrier potential is the small difference of potential created by positive and negative ions on either side of the depletion region.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. 

      The peak output voltage from the circuit in the given circuit equals ___.


    • Options
    • A. 3 V
    • B. 3.7 V
    • C. 2.3 V
    • D. 0 V
      • Discuss
    • 8. One of the advantages of using transformer coupling in a half-wave rectifier is that it allows the ac source to be directly connected to the load.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. 

      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
    • 10. The voltage across R3 is 20 volts.


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

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