Physics · 2019
JEE Main · 9 January 2019, Shift 1 · Q19
A current loop, having two circular arcs joined by two radial lines is shown in the figure. It carries a current of 10 A. The magnetic field at point…
A current loop, having two circular arcs joined by two radial lines is shown in the figure. It carries a current of $\displaystyle 10$ A. The magnetic field at point O will be close to :
Official answer
(3)
$\displaystyle 1.0 \times 10^{-5} \mathrm{~T}$
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.