To obtain a p-type semiconductor, germanium must be doped with

⇦

⇨

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:

1. What determines the nature of the path followed by the particle?
2. The cylindrical tube of a spray pump has radius R, one end of which has n fine holes,
3. At what height h above earth, the value of g becomes g/2 (where R=radius of earth)?
4. The second overtone of an open pipe is in resonance with the first overtone
5. In which of the following heat loss is primarily not due to convection?

Topics: Electronic Devices (124)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends