Question
Asked Oct 19, 2019
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A plane electromagnetic wave is having a frequency of 20 MHz. If the value of relative permitivity and relative permeability is 5 and 4 respectively, what will be value of the velocity of the wave provided the medium is lossless.

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Expert Answer

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Step 1

Velocity (V)  of a plane wave in a lossless medium can be expressed in the following way:

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3x108 V = m/s (1)

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Step 2

It is to be noted that c  is the velocity of light and its value is given by equation (2). Value of ...

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c 3x 10 m/s-->(2) , 4 (3) E 5 (4)

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