Question: Given a wave with E = xE0cos (wt kz) Calculate: (a) The time-average electric energy density (b) The time-average magnetic energy density (wm)av = 1/T

Given a wave with E = xE0cos (wt €“ kz) Calculate:
(a) The time-average electric energy density


eE* dr, (we)av We dt =
(b) The time-average magnetic energy density (wm)av = 1/T f wm dt = 1/2T f μH2 dt, and
(c) Show that (we) av = (wm)av.

eE* dr, (we)av We dt =

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