Ap Eapcet
Electromagnetic Waves
AP EAPCET 2025 - 21st May Evening Shift
MCQ+1 / -02025
A plane electromagnetic wave of frequency 25 MHz propagates in vacuum along positive $x$-direction. At a particular point in space and time, if the electric field is $63 \hat{\mathrm{j}} \mathrm{Vm}^{-1}$, then the magnitude of the magnetic field of the wave at this point at the same time is