Which of the following is true of semiconductors? a. exposing a crystal of a semiconductor to heat or light starts displacing valence electrons, which then move throughout the crystal. b. a material is classified as a semiconductor if its resistance to the flow of electric current is too low to permit it to be called a conductor. c. neither free electrons nor holes are considered charge carriers in a semiconductor. d. gold and silver are important semiconductors
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Which of the following is true of semiconductors? a. exposing a crystal of a semiconductor to heat...
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