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14. Semicondutor electronics — Physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 SciencePhysics14. Semicondutor electronics1 Mark
MCQ
For a $p-$type semiconductor which of the following statements is true ?
  • A
    Electrons are the majority carriers and trivalent atoms are the dopants.
  • ✓
    Holes are the majority carriers and trivalent atoms are the dopants.
  • C
    Holes are the majority carriers and pentavalent atoms are the dopants.
  • D
    Electrons are the majority carriers and pentavalent atoms are the dopants.
✓

Answer

Correct option: B.
Holes are the majority carriers and trivalent atoms are the dopants.
b
For $P$ type Holes are majority and trivalent atoms are the dopants.

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