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Physics, 21.06.2020 03:57, aaliyahchavez13
Now consider a different electromagnetic wave, also described by: Ex(z, t) = Eocos(kz - ω t + φ) In this equation, k = 2π/λ is the wavenumber and ω = 2π f is the angular frequency. In this case, though, assume φ = +30o and Eo = 1 kV/m. What is the value of Ex(z, t) when z/λ = 0.25 and ft = 0.125?
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Now consider a different electromagnetic wave, also described by: Ex(z, t) = Eocos(kz - ω t + φ) In...
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