Q. The barrier potential of a p – n junction depends on :\n(a) Type of semi conductor material\n(b) Amount of doping\n(c) Temperature\nWhich one of the following is correct?
A) (a) and (b) only
B) (b) only
C) (b) and (c) only
D) (a), (b) and (c)
Explanation
[Solution] Barrier potential depends on the material (Si ≈ 0.7 V, Ge ≈ 0.3 V), doping level and temperature. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.