NEET UG · Physics · Semiconductor Electronics: Materials, Devices and Simple Circuits
p-n Junction: Depletion Region and Biasing
NEET asked p-n Junction: Depletion Region and Biasing 4 times, in 2017, 2020, 2022 and 2026: 4 of the 1,875 questions in the 10 papers from 2017–2026. It belongs to Semiconductor Devices, in Semiconductor Electronics: Materials, Devices and Simple Circuits (Physics). The longest wait between two papers asking it was 4 years.
Updated 2026-10-08
- Times asked
- 4
- in 2017–2026
- Papers
- 4
- of 10
- First asked
- 2017
- last in 2026
- Chance next paper
- 11%
- calibrated historical rate
Questions on this idea, by paper
2017–2026. 2017, 2020, 2022 and 2026.
How NEET framed it
Figure-based is the usual form. Skill tested: concept.
- Effect of bias on depletion region
- Identify circuit with equal voltage drops
Chance asked next paper 11%
Every question
All 4 questions
From the official NEET UG papers, newest first. Open one for the full question, the options and the official answer.
- 2026 Q42Three identical p-n junction diodes , and are connected across a battery as shown in the figure. If the width of the…Figure-based · Medium · figure
- 2022 Q23[Figure: circuits (a), (b), (c)] In the given circuits (a), (b) and (c), the potential drop across the two p-n junctions are equal in :Figure-based · Medium · figure
- 2020 Q153The increase in the width of the depletion region in a p-n junction diode is due to :One-line MCQ · Easy
- 2017 Q22Which one of the following represents forward bias diode ?Figure-based · Easy · figure
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