CBSE 2026 · Region 3 · Set 3 · Q7 · 1 mark
If the given figure, $\displaystyle \mathrm{V}_{0}$ is the potential barrier across a p-n junction in an unbiased condition. Which of the following statements is correct ?
Official answer
From CBSE’s own marking scheme for this paper.
(B)
Curve $\displaystyle 3$ corresponds to forward biasing and Curve $\displaystyle 1$ corresponds to reverse biasing.
Semiconductor Electronics: Materials, Devices and Simple Circuitsp-n JunctionUnderstandmcqmedium
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CBSE Class 12 Physics past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.