N-type and P-type Semiconductors MCQs Quiz Online PDF Download

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MCQs on N-type and P-type Semiconductors Quiz PDF Download

MCQ: Holes in n-type materials are called

  1. majority carriers
  2. minority carriers
  3. medium carriers
  4. zero carriers

B

MCQ: Which of following is not a trivalent impurity atom?

  1. Boron
  2. Indium
  3. Gallium
  4. Phosphorous

D

MCQ: Impurity atoms are added to increase number of holes in intrinsic silicon are called

  1. bivalent impurities
  2. pentavalent impurities
  3. trivalent impurities
  4. divalent impurities

C

MCQ: Process in whichconductivity of semiconductor can be drastically increase by adding controlled impurities to intrinsic semiconductor is called

  1. doping
  2. attenuation
  3. excitation
  4. toxicity

A

MCQ: Semiconductor materials doped with penta Valent impurity has majority carriers of

  1. holes
  2. protons
  3. neutrons
  4. electrons

D