Semiconductor Devices in Electrical and Electronics Engineering
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Questions and Answers

Which type of breakdown mechanism in diodes is characterized by a rapid increase in current with a small change in voltage?

  • Forward bias breakdown
  • Zener breakdown (correct)
  • Avalanche breakdown
  • Reverse bias breakdown

    • What type of material is commonly used to make semiconductor devices?

  • Conductor
  • Insulator
  • Semiconductor (correct)
  • Metal

    • What type of transistor configuration is commonly used as an amplifier?

  • Common Emitter (correct)
  • Common Collector
  • Common Base
  • Bi-junction polar

    • Which electronic device makes use of the P-N junction diode in a bridge rectifier configuration?

    <p>Power supply unit</p> Signup and view all the answers

    Which electronic devices benefit from the use of semiconductor devices due to their smaller size, higher speed, and energy efficiency?

    <p>Smartphones and computers</p> Signup and view all the answers

    According to the band theory, the valence band in a solid is occupied by electrons that are:

    <p>tightly bound to the atoms</p> Signup and view all the answers

    What separates the valence band from the conduction band in a solid according to the band theory?

    <p>Band gap</p> Signup and view all the answers

    Metals have high electrical conductivity due to:

    <p>Partially filled conduction band</p> Signup and view all the answers

    What type of band gap do insulators have according to the band theory?

    <p>Large</p> Signup and view all the answers

    How is the relationship between energy and momentum in a crystalline material represented?

    <p>E-k diagram</p> Signup and view all the answers

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