Question

The table lists the index of refraction for various substances at 20 °C for light with a wavelength of 589 nm in a vacuum. Th
Question 5 4 pts In the figure below, a light ray enters a glass slab (whose index of refraction, nglass = 1.60) at point A a
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Answer #1

1.we know that refractive index is

Wave length in vaccum / wave length in medium.

589/403.7=1.45900

Answer is carbon tetrachloride.

glass Coso, - nlig Singo. Nlig sino = ngla At point B. n Cos O₂ = 1.2231 x 1 1.60 ez = 40.1430 245 At point A Sino 1 = 1-60x

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