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Physics · 2025 · 1 mark
CBSE 2025 · Region 2 · Set 2 · Q7
A coil of an ac generator, having 100 turns and area 0.1 m^2 each, rotates at half a rotation per second in a magnetic field of 0.02 T. The maximum…
A coil of an ac generator, having $\displaystyle 100$ turns and area $\displaystyle 0.1 \mathrm{~m}^{2}$ each, rotates at half a rotation per second in a magnetic field of $\displaystyle 0.02$ T. The maximum emf generated in the coil is
Official answer
(C)
0.$\displaystyle 63$ V
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CBSE Class 12 Physics past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.