A uniform plane wave in air is normally incident on infinitely thick slab, if the refractive index of the glass slab is 1.5 then the percentage of incident power that is reflected from the air glass interface is

A uniform plane wave in air is normally incident on infinitely thick s

1.	A uniform plane wave in air is normally incident on infinitely thick slab, if the refractive index of the glass slab is 1.5 then the percentage of incident power that is reflected from the air glass interface is
A.	0%
B.	4%
C.	20%
D.	100%
Answer» C. 20%

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A uniform plane wave in air is normally incident on infinitely thick slab, if the refractive index of the glass slab is 1.5 then the percentage of incident power that is reflected from the air glass interface is

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