Question

When a plane wave travelling in free space is incident normally on a medium having εr = 4.0, then fraction of power transmitted into the medium is given by

a.

8/9

b.

1/2

c.

1/3

d.

5/6

Posted under Electronics and Communication Engineering

Answer: (a).8/9

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Q. When a plane wave travelling in free space is incident normally on a medium having εr = 4.0, then fraction of power transmitted into the medium is given by
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