9: Radiation
( \newcommand{\kernel}{\mathrm{null}\,}\)
Thumbnail: Animation of a half-wave dipole antenna transmitting radio waves, showing the electric field lines. (Public Domain; Chetvorno via Wikipedia)
( \newcommand{\kernel}{\mathrm{null}\,}\)
Thumbnail: Animation of a half-wave dipole antenna transmitting radio waves, showing the electric field lines. (Public Domain; Chetvorno via Wikipedia)