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Science · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 1 · Q13
The expressions that relate (i) Q, I and t and (ii) Q, V and W respectively are (Here the symbols have their usual meanings) :
Official answer
From CBSE’s own marking scheme for this paper.
(B)
(i)$\displaystyle \mathrm{Q}=\mathrm{I} \times \mathrm{t}$(ii)$\displaystyle \mathrm{W}=\mathrm{V} \times \mathrm{Q}$(ii)$\displaystyle \mathrm{V}=\frac{\mathrm{W}}{\mathrm{Q}}$(ii)$\displaystyle \mathrm{Q}=\frac{\mathrm{V}}{\mathrm{W}}$
CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.