A plane electromagnetic wave in a non-magnetic dielectric medium is given by E→=E0sin4×10−7x−50t with distance being in meter and time in seconds. The dielectric constant of the medium is

But μ=C0Cmedium;V=ωK=504×10−7=252×107=3×108252×107=2.4But μ=K; ∴k=μ2=2.42=5.76

A plane electromagnetic wave in a non-magnetic dielectric medium is given by E→=E0sin4×10−7x−50t with distance being in meter and time in seconds. The dielectric constant of the medium is

But μ=C0Cmedium;V=ωK=504×10−7=252×107=3×108252×107=2.4But μ=K; ∴k=μ2=2.42=5.76

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A plane electromagnetic wave in a non-magnetic dielectric medium is given by $\vec{E} = E_{0} \sin (4 \times 10^{- 7} x - 50 t)$ with distance being in meter and time in seconds. The dielectric constant of the medium is

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8.2

5.76

2.4

4.8

answer is D.

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But $μ = \frac{C_{0}}{C_{m e d i u m}}; V = \frac{ω}{K} = \frac{50}{4 \times 10^{- 7}} = \frac{25}{2} \times 10^{7}$

$= \frac{3 \times 10^{8}}{\frac{25}{2} \times 10^{7}} = 2.4$

But $μ = \sqrt{K}; ∴ k = μ^{2} = {(2.4)}^{2} = 5.76$

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A plane electromagnetic wave in a non-magnetic dielectric medium is given by E→=E0sin4×10−7x−50t with distance being in meter and time in seconds. The dielectric constant of the medium is

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A plane electromagnetic wave in a non-magnetic dielectric medium is given by $\vec{E} = E_{0} \sin (4 \times 10^{- 7} x - 50 t)$ with distance being in meter and time in seconds. The dielectric constant of the medium is