GATE-PH SERIES Electronics
Semiconductor
2 previous year questions.
Volume: 2 Ques
Yield: Medium
High-Yield Trend
2
2021 Chapter Questions 2 MCQs
01
PYQ 2021
medium
electronics ID: gate-ph-
In a semiconductor, the ratio of the effective mass of hole to electron is 2:11 and the ratio of average relaxation time for hole to electron is 1:2. The ratio of the mobility of the hole to electron is
1
4:9
2
4:11
3
9:4
4
11:4
02
PYQ 2021
medium
electronics ID: gate-ph-
The donor concentration in a sample of n-type silicon is increased by a factor of 100. Assuming the sample to be non-degenerate, the shift in the Fermi level (in meV) at 300 K (rounded off to the nearest integer) is .
\text{(Given: } k_B T = 25 \, \text{meV at 300 K).}
\text{(Given: } k_B T = 25 \, \text{meV at 300 K).}
About Semiconductor - GATE-PH
Semiconductor is a vital chapter for GATE-PH aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Semiconductor PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Semiconductor carry the most weight. Then, tackle the questions iteratively to solidify your understanding.