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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 source of sound and a detector are moving along the same line with same speed
- A body of mass 2 kg is moved by a force F=3x where x is the distance covered.
- A heavy small sized sphere is suspended by a string of length l.The sphere rotates
- The velocity of sound is V, in air. If the density of air is increased to four times
- Maximum kinetic energy of electrons emitted in photoelectric effect increases when
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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