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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: - An iron rod of volume 10⁻⁴ m³ and relative permeability 1000 is placed inside a long
- A particle moves a distance x in time but according to equation x=(t+5)⁻¹
- In Young’s double slit experiment, the phase difference between the two waves
- The temperature coefficient of the resistance of a wire is 0.00125 per ⁰C.
- What is the Q-value of the reaction?
¹H+⁷Li→⁴He+⁴He
Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An iron rod of volume 10⁻⁴ m³ and relative permeability 1000 is placed inside a long
- A particle moves a distance x in time but according to equation x=(t+5)⁻¹
- In Young’s double slit experiment, the phase difference between the two waves
- The temperature coefficient of the resistance of a wire is 0.00125 per ⁰C.
- What is the Q-value of the reaction? ¹H+⁷Li→⁴He+⁴He
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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