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Three of these are wrong. Find the one that holds.

Exercise and reference answers

Questions
  1. Question
    Three of these statements about semiconductors are false.
    Choices
    1. Item
      They have intermediate resistivity
      Correct
      Yes
    2. Explanation
      Metals do.
      Item
      They have the lowest resistivity
    3. Explanation
      Insulators do.
      Item
      They have the highest resistivity
    4. Explanation
      Copper is a metal.
      Item
      Copper is one of them

Explanation

Each trap misclassifies a material. Source: syllabus Physics, Ch 14 Semiconductor Electronics.
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