CBSE 2026 · Region 1 · Set 1 · Q12 · 1 mark
In an unbiased p-n junction, at equilibrium, which of the following statements is true?
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Diffusion and drift currents are equal and opposite.
Semiconductor Electronics: Materials, Devices and Simple Circuitsp-n JunctionRemembermcqmedium
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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.