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To obtain a p-type semiconductor, germanium must be doped with
Options
(a) Arsenic
(b) Antimony
(c) Indium
(d) Phosphorus
Correct Answer:
Indium
Explanation:
P-type semiconductor is obtained when Si or Ge (tetravalent) is doped with group-III trivalent inpurities like aluminium (Al), boron (B), indium (ln) etc.
Related Questions: - Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
- A wire of resistance 4 ohm is stretched to twice its original length.
- If force(F),length(L) and time(T) be considered fundamental units, then the units of mass
- If a small amount of antimony is added to germanium crystal
- The energy released by the fission of one uranium atom is 200 MeV.
Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
- A wire of resistance 4 ohm is stretched to twice its original length.
- If force(F),length(L) and time(T) be considered fundamental units, then the units of mass
- If a small amount of antimony is added to germanium crystal
- The energy released by the fission of one uranium atom is 200 MeV.
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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