A light ray enters a rectangular block of plastic at an angle of 01 = 42.5° and emerges at an angle of 02 = 79.5° as shown in the figure below. (a) Determine the index of refraction of the plastic. (b) If the light ray enters the plastic at a point L = 50.0 cm from the bottom edge, what time interval is required for the light ray to travel through the plastic? ns

College Physics
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ISBN:9781305952300
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Chapter1: Units, Trigonometry. And Vectors
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A light ray enters a rectangular block of plastic at an angle of 01
42.5° and emerges at an angle of 02
= 79.5° as shown in the figure below.
02
(a) Determine the index of refraction of the plastic.
(b) If the light ray enters the plastic at a point L
= 50.0 cm from the bottom edge, what time interval is required for the light ray to travel through the plastic?
ns
Transcribed Image Text:A light ray enters a rectangular block of plastic at an angle of 01 42.5° and emerges at an angle of 02 = 79.5° as shown in the figure below. 02 (a) Determine the index of refraction of the plastic. (b) If the light ray enters the plastic at a point L = 50.0 cm from the bottom edge, what time interval is required for the light ray to travel through the plastic? ns
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