7.41 Given a wave with E = xˆ E0 cos(ωt − kz):∗(a) Calculate the time-average electric energy density(we)av = 1T:T0we dt = 12T:T0

image 300 - 7.41 Given a wave with E = xˆ E0 cos(ωt − kz):∗(a) Calculate the time-average electric energy density(we)av = 1T:T0we dt = 12T:T0
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