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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
- A galvanometer having resistance of 50 Ω requires a current of 100μA to give full
- Pascal-second has the dimensions of
- A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance
- ₉₂U²³⁵ undergoes successive disintegrations with the end product of ₈₂P²⁰³
- A planet moving along an elliptical orbit is closest to the sun at a distance of r₁
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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