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Electronics — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsElectronics1 Mark
MCQ
Which of the following statements is not true
  • A
    The resistance of intrinsic semiconductors decrease with increase of temperature
  • B
    Doping pure $S i$ with trivalent impurities give $P$-type semiconductors
  • ✓
    The majority carriers in $N$-type semiconductors are holes
  • D
    A $P N$-junction can act as a semiconductor diode
✓

Answer

Correct option: C.
The majority carriers in $N$-type semiconductors are holes
In $N$-type semiconductor majority charge carriers are electrons.

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