Conduction in Semiconductors MCQs Quiz Online PDF Download

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MCQs on Conduction in Semiconductors Quiz PDF Download

MCQ: If p is holes density, n is electrons density and Ω is electron mobility thanconductivity of semiconductor due to holes is gi Ven by

  1. n Ωelectrons
  2. n+ Ωelectrons
  3. p Ωholes
  4. pn Ωholes Ωelectrons

C

MCQ: When electron jumps to conduction band, a Vacancy is left in the

  1. Valence band
  2. conduction band
  3. nucleus band
  4. forbidden energy band

A

MCQ: Process occurs when conduction band electrons losses energy and fall back into a hole in Valance band is called

  1. combination
  2. conduction
  3. recombination
  4. determination

C

MCQ: Effecti Ve flow of holes from one place to another is termed as

  1. electrical current
  2. dark current
  3. hole current
  4. electron current

C

MCQ: If n is electrons density and &omega: is electron mobility thanconductivity of metal is gi Ven by

  1. n+ Ω
  2. n/ Ω
  3. n Ω
  4. Ω/n

C