CBSE 2023 · Region 5 · Set 3 · Q9 · 1 mark
The energy required by an electron to jump the forbidden band in silicon at room temperature is about
Official answer
From CBSE’s own marking scheme for this paper.
(D)
1.$\displaystyle 1$ eV
Semiconductor Electronics: Materials, Devices and Simple CircuitsIntrinsic SemiconductorRemembermcqeasy
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CBSE Class 12 Physics past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.