Physics · 2021
JEE Main · 4 August 2021, Shift 1 · Q10
A metal rod of 10 cm length is moving with a velocity 5 m / s at the centre of a current carrying circular coil of radius 4 cm and 2A current. The…
A metal rod of $\displaystyle 10$ cm length is moving with a velocity $\displaystyle 5 \mathrm{~m} / \mathrm{s}$ at the centre of a current carrying circular coil of radius $\displaystyle 4$ cm and 2A current. The induced emf at the ends of the rod is \_\_\_\_.
Official answer
(2)
$\displaystyle \frac{\pi}{200} \mathrm{mV}$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.