an electromagnetic wave of freq= 3MHz passes from vacuum to a dielectric medium with relative permittivity 4 .then prove that the wavelength is halved
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f = 3 MHz dielectric medium permittivity = 4 ε
The refractive index is the square root of permeability and permittivity product. Hence the refractive index = 2
The frequency of wave remains same in the dielectric medium. The speed and wave length become equal to 1/2 of the quantities in vacuum.
The refractive index is the square root of permeability and permittivity product. Hence the refractive index = 2
The frequency of wave remains same in the dielectric medium. The speed and wave length become equal to 1/2 of the quantities in vacuum.
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