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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
- The vector sum of two forces is perpendicular to their vector difference. In that case,
- A force of 10N is applied on a body for 3 sec and the corresponding displacement 6 m.
- A road of width 20 m forms an arc of radius 15 m,its outer edge is 2m higher than
- which of the following statement is false for the properties of electromagnetic waves?
- Photoelectric emision occurs only when the incident light has more than a certain minimum
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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