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Physics · 2026 · 1 mark
CBSE 2026 · Region 4 · Set 2 · Q8
A coil having 100 closely wound turns and area of cross-section 300 mm^2 carries a current of 5 mA. The magnitude of the magnetic moment associated…
A coil having $\displaystyle 100$ closely wound turns and area of cross-section $\displaystyle 300 \mathrm{~mm}^{2}$ carries a current of $\displaystyle 5$ mA . The magnitude of the magnetic moment associated with the coil is :
Official answer
(C)
$\displaystyle 1.5 \times 10^{-4} \mathrm{Am}^{2}$
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CBSE Class 12 Physics past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.