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in a pure semiconductor, the number of electrons in the conduction band is

Physics
JAMB 2000
in a pure semiconductor, the number of electrons in the conduction band is
  • A. less than the number of holes in the valence band
  • B. equal to the number of holes in the valence band
  • C. greater than the number of holes in the valence band
  • D. twice the number of holes in the valence band
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Correct Answer: Option B
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WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709