.. Here, the triangle is isosceles, and alpha (the angle at the top of the triangular prism) is 61.1 degrees. What is theta (the angle below the horizontal that the ray makes emerging from the prism on the right)? 16.2 degrees 8.1 degrees 21.1 degrees 9.7 degrees Figure 1: (a) Air, n₁ = 1 Input ray, parallel to base α Glass, n₂ = 1.5 (b) 10m H₂O H₂O n₁ = 1.33 glass ₂=1.5 (c) air Input ray, horizontal C glass n₂ = 1.5

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Refer to c

.. Here, the
triangle is isosceles, and alpha (the
angle at the top of the triangular
prism) is 61.1 degrees. What is theta
(the angle below the horizontal that
the ray makes emerging from the
prism on the right)?
16.2 degrees
8.1 degrees
21.1 degrees
9.7 degrees
Transcribed Image Text:.. Here, the triangle is isosceles, and alpha (the angle at the top of the triangular prism) is 61.1 degrees. What is theta (the angle below the horizontal that the ray makes emerging from the prism on the right)? 16.2 degrees 8.1 degrees 21.1 degrees 9.7 degrees
Figure 1:
(a)
Air, n₁ = 1
Input ray, parallel
to
base
α
Glass, n₂ = 1.5
(b)
10m
H₂O
H₂O
n₁ = 1.33
glass
₂=1.5
(c)
air
Input ray,
horizontal
C
glass n₂ = 1.5
Transcribed Image Text:Figure 1: (a) Air, n₁ = 1 Input ray, parallel to base α Glass, n₂ = 1.5 (b) 10m H₂O H₂O n₁ = 1.33 glass ₂=1.5 (c) air Input ray, horizontal C glass n₂ = 1.5