CBSE 2025 · Region 2 · Set 1 · Q15 · 1 mark
Four identical resistors of $\displaystyle 12 \Omega$ each are connected in series to form a square ABCD as shown in the figure. The resistance of the network between the two points $\displaystyle 1$ and $\displaystyle 2$ is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle 9 \Omega$
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CBSE Class 10 Science past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.