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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: - On bombarding U²³⁵ by slow neutron, 200 MeV energy is released. If the power output
- The transverse nature of electromagnetic waves is proved by which of the following?
- Two radiations of photons energies 1 eV and 2.5 eV, successively
- A wire of length 1 m is moving at a speed of 2 ms⁻¹ perpendicular to its length
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- On bombarding U²³⁵ by slow neutron, 200 MeV energy is released. If the power output
- The transverse nature of electromagnetic waves is proved by which of the following?
- Two radiations of photons energies 1 eV and 2.5 eV, successively
- A wire of length 1 m is moving at a speed of 2 ms⁻¹ perpendicular to its length
- In a compound microscope, the focal length of the objective is 2.5 cm and of eye lens
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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