Semiconductors and Doping
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Questions and Answers

What is the process called when small amounts of impurities are added to pure semiconductors?

  • Doping (correct)
  • Refining
  • Purifying
  • Enhancing
  • What are semiconductors?

  • Materials with no conductivity at all
  • Materials with higher conductivity than metals
  • Materials with lower conductivity than insulators
  • Materials with conductivity between conductors and nonconductors (correct)
  • Which of the following could not exist without semiconductor technology?

  • Radios
  • Vacuum tube technology (correct)
  • TV's
  • Computers
  • What role do impurities play in semiconductors?

    <p>Causing large changes in conductivity</p> Signup and view all the answers

    What impact has semiconductor technology had on electronic devices?

    <p>Made them smaller, faster, and more reliable</p> Signup and view all the answers

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