An electromagnetic wave going through vacuum is described by E = E0 sin (kx − ωt). Which of the following is/are independent of the wavelength?

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KollegeApply · Accepted Answer

k/ω The given quantities can be expressed as : k is given by k = (2pi)/λ ω is given by ω = 2piv c = vλ $\Rightarrow$ ω = 2pic/λ k/ω is given by `k/ω = (2pi"/"λ)/(2pic"/"λ) = 1/c kω is given by k xx ω = (2pi)/λ xx (2pic)/λ = (4pi^2c)/λ^2` Thus, ​k/ω is independent of the wavelength.

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