The speed of light in a crystalline medium is known to be 1.69 x 108 m / s. What is the index of refraction associated with said medium? a) 1.77 b) 1.69 c) 1.63 d) 1.55
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The
of refraction associated with said medium?
a) 1.77
b) 1.69
c) 1.63
d) 1.55
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- The index of refraction of water is 1.33 and the index of refraction of crown glass is 1.52. Whichstatement about the speed of light in these materials is true?a) The speed of light is the same in water and crown glass.b) The speed of light in water is faster than the speed of light in crown glass.c) The speed of light in crown glass is faster than the speed of light in water.d) More information is needed to compare the speed of light in the materials.In the figure shown, a light ray travelling through air (n=1.0) strikes the surface of an unknown material. The soeed of light in this unknown material is only 1.2E8 m)s, and the angke marked (alpha) in the figure is 30 degrees. A) What is the index of refraction of the unknown material? B) What is the angle marked (Beta) in the figure? 2) Draw a history graph for the position x= -2m for the same wave pulse shown in the diagram figure above. Show some mathematical proofsA ray of light crosses the boundary between some substance with n = 1.54 and air, going from the substance into air. If the angle of incidence is 29◦ what is the angle of refraction? Calculate to 1decimal.