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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.
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Huygen’s principle of secondary wavelets may be used to
- The temperature at which the vapour pressure of a liquid becomes equal to the external
- A bar magnet of pole strength 10 A-m is cut into two equal parts breadthwise.
- The minimum velocity (in ms⁻¹) with which a car driver must traverse a flat curve
- Pascal-second has the dimensions of
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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