Physics · 2022
JEE Main · 25 July 2022, Shift 2 · Q39
Light wave traveling in air along x -direction is given by E_y =540 Sin π × 10^4( x -c t) V m^-1. Then, the peak value of magnetic field of wave will…
Light wave traveling in air along x -direction is given by $\displaystyle \mathrm{E}_{\mathrm{y}}=540 \operatorname{Sin} \pi \times 10^4(\mathrm{x}-c t) V m^{-1}$. Then, the peak value of magnetic field of wave will be (Given $\displaystyle \mathrm{c}=3 \times 10^8 \mathrm{~ms}^{-1}$ )
Official answer
(1)
$\displaystyle 18 \times 10^{-7} T$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.