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10_Ch 22 College Physics ProblemCH22 Reflection and Refraction of Light

# 10_Ch 22 College Physics ProblemCH22 Reflection and Refraction of Light

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242 CHAPTER 22 22.11 (a) 0 water water n λ = , so () ( ) 0 1.333 438 nm 584 nm water water n λλ == = (b) 0 water water benzene benzene nn and 438 nm 1.12 390 nm benzene water water benzene n n = 22.12 (a) 0 436 nm 327 nm 1.333 water water n = (b) 0 436 nm 287 nm 1.52 glas crown glass n s = 22.13 From Snell’s law, ( ) 11 2 2 1.00 sin40.0 sin sin sin 29.4 1.309 n n θ −−  °   1 40.0 = ° and from the law of reflection, φ = Hence, the angle between the reflected and refracted rays is 2 180 180 29.4 40.0 111 αθ − ° = ° 22.14 Snell’s law may be written as: 1 21 12 2 sin sin cv nv nc vv 2 1 = Thus, 2 1 1510 m s sin sin sin sin12.0 67.4 340 m s v v θθ  °   = ° 22.15 The index of refraction of zircon is
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