CBSE 2024 · Region 2 · Set 1 · Q2 · 1 mark
Electrons drift with speed $\displaystyle \mathrm{v}_{\mathrm{d}}$ in a conductor with potential difference V across its ends. If V is reduced to $\displaystyle \left(\frac{\mathrm{V}}{2}\right)$, their drift speed will become :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle \frac{\mathrm{v}_{\mathrm{d}}}{2}$
Current ElectricityOhm’s lawApplymcqeasy
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CBSE Class 12 Physics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.