Assertion: antenna's power | /r/HasProperty | p r
Facets:
Source sentences:
text: From Joule's law, it is equal to the total power P R {\displaystyle P_{\text{R}}} radiated as radio waves by the antenna divided by the square of the rms current I rms {\displaystyle I_{\text{rms}}} into the antenna terminals:
text: This is integrated over a sphere enclosing the antenna to give the total power P R {\displaystyle P_{\text{R}}} radiated by the antenna.