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Home Electronics Diodes and Applications Comments

  • Question
  • A common problem with rectifiers is open diodes.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 


  • Diodes and Applications problems


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    • 1. If a bridge rectifier is used, it is not necessary to use a transformer.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. 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
    • 3. Doping semiconductive material is the process of putting a small amount of pentavalent or trivalent atoms in with tetravalent atoms.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. A reverse biased diode will act as an open switch.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The positive lead of a diode is the cathode.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. Reverse biasing a pn junction allows the flow of majority current.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. Breakdown voltage and peak inverse voltage are the same.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. A diode can be tested with an ohmmeter.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. It is not possible to use a half-wave rectifier circuit without a transformer.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. Electrons in the conduction band are the only ones that are included in the electron current flow.

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


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