NEET UG 2026 · Physics · Question 16
NEET 2026 Physics, question 16
Question 16 of the NEET 2026 paper (re-exam) is a Physics question from Semiconductor Electronics: Materials, Devices and Simple Circuits. Its idea, Zener Diode as Voltage Regulator, was asked twice, in 2021 and 2026, across NEET 2017–2026. The NTA final answer key gives option 2.
Updated 2026-10-08
Q16 · Physics
An ideal Zener diode with breakdown voltage of V is reverse biased with a negative input voltage V. The magnitude of voltage difference between points B and A is :
The figure, described in words
Circuit: Zener diode between points C and B, resistor R between B and A, closed through a battery.
- 13 V
- 22 VOfficial answer
- 31 V
- 40 V
Official answer: option 2 · NTA final answer key
Same idea
Zener Diode as Voltage Regulator, in other papers
NEET asked this idea twice, in 2021 and 2026. The other question below.
- 2021 Q32Consider the following statements (A) and (B) and identify the correct answer. (A) A zener diode is connected in reverse bias, when used…Other · Easy
Zener Diode as Voltage Regulator: every question and how it was framed
The chapter
Semiconductor Electronics: Materials, Devices and Simple Circuits in ten years of NEET
27 questions from 2017–2026, asked in 10 of 10 papers, about 2.6 a paper. Semiconductor Devices alone had 17.