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Physics · 2023 · 1 mark
CBSE 2023 · Region 1 · Set 1 · Q7
Figure shows a rectangular conductor PSRQ in which movable arm PQ has a resistance ' r ' and resistance of PSRQ is negligible. The magnitude of emf…
Figure shows a rectangular conductor PSRQ in which movable arm PQ has a resistance ' $\displaystyle r$ ' and resistance of PSRQ is negligible. The magnitude of emf induced when PQ is moved with a velocity $\displaystyle \overrightarrow{\mathrm{v}}$ does not depend on :
Official answer
(C)
resistance (r)
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CBSE Class 12 Physics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.