A plane electromagnetic wave of frequency $25 \mathrm{MHz}$ travels in free space along the X-direction. At…
A plane electromagnetic wave of frequency $25 \mathrm{MHz}$ travels in free space along the X-direction. At a particular point in space and time the electric field is $\vec{E}=6.3 \hat{\mathrm{j} ~ V m}{ }^{-1}$. Then the magnetic field at that point is