In the figure, light from ray A refracts from material 1 (n¡ = 1.74) into a thin layer of material 2 (n2 = 1.80), crosses that layer, and is then incident at the critical angle on the interface between materials 2 and 3 (n3 = 1.47). (a) What is the value of incident angle OA? (b) If 0a is decreased, does part of the light refract into material 3? Light from ray B refracts from material 1 into the thin layer, crosses that layer, and is then incident at the critical angle on the interface between materials 2 and 3. (c) What is the value of incident angle Og? (d) If 0g is decreased, does part of the light refract into material 3? (a) Number Units (b) (c) Number i Units (d)

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Question 11 of 16
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In the figure, light from ray A refracts from material 1 (n, = 1.74) into a thin layer of material 2 (n2 = 1.80), crosses that layer, and is then
incident at the critical angle on the interface between materials 2 and 3 (n3 = 1.47). (a) What is the value of incident angle ea? (b) If eg is
decreased, does part of the light refract into material 3?
Light from ray B refracts from material 1 into the thin layer, crosses that layer, and is then incident at the critical angle on the interface
between materials 2 and 3. (c) What is the value of incident angle Og? (d) If 0g is decreased, does part of the light refract into material 3?
(a) Number
Units
(b)
(c) Number
i
Units
(d)
Transcribed Image Text:Question 11 of 16 > -/ 1 In the figure, light from ray A refracts from material 1 (n, = 1.74) into a thin layer of material 2 (n2 = 1.80), crosses that layer, and is then incident at the critical angle on the interface between materials 2 and 3 (n3 = 1.47). (a) What is the value of incident angle ea? (b) If eg is decreased, does part of the light refract into material 3? Light from ray B refracts from material 1 into the thin layer, crosses that layer, and is then incident at the critical angle on the interface between materials 2 and 3. (c) What is the value of incident angle Og? (d) If 0g is decreased, does part of the light refract into material 3? (a) Number Units (b) (c) Number i Units (d)
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