a) Discuss the law of 'Mass action'. Distinguish between diffusion an…
Previous year question for Applied Engineering Physics.
Question
a) Discuss the law of 'Mass action'. Distinguish between diffusion and drift currents. Derive Einstein's relation for a P-N junction. (12)
b) For an intrinsic semi-conductor with energy gap of $0.7\text{ev}$, determine the position of the fermi level at $300\text{k}$ if $m_h = 6m_e$. (8)
- Year: 2018
- Subject: Applied Engineering Physics