KERALA UNIVERSITY Class 1 semiconductor devices Question Paper 2022

Practice authentic previous year questions for better exam preparation.

Sample Questions

What is minority carrier injection?
Define Hall voltage.
(a) For a particular semiconductor, the effective mass of electron is $\mathrm{m}_{\mathrm{n}}{ }^{*}=1.4 \mathrm{~m}$ (where m is the elecgtron mass at rest). Compute the following.
(b) Explain the energy band diagrams of ohmic and rectifying metal semiconductor contacts under equilibrium and non-equilibrium conditions. 10 LIBRARY пекевение 2
(b) With appropriate boundary conditions, explain the minority carrier distribution at the pn junction and derive the ideal current - voltage relationship for a p-n junction diode.