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PHYS 122 quiz 7 solutions

# PHYS 122 quiz 7 solutions - My)” l22 — [email protected]ﬂiar...

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Unformatted text preview: My)” l22 — 6371947 @hﬂiar WC? @1113 7 28 November ‘2007 it. A light rag travels from medium 1 to medium :5 as shown, where a 2 20°, ,3 = 50°, and 7 = 10°. For these media: a) 115 < n1. 1))115 = n1. > n1. Q) We can't compare 11; to 111 without knowing n2. Brieﬂy explain your choice. 02% com ﬂit-5‘43““ “MM 2" A4510, VHSC“ 9- 1" “zSWQ'z. \W 3 0.1.3..» Pmbbut +o «ea—oh 04%, MA misﬁt/‘91: “35‘.“ 93 So ntsQnQ.= masfmos. 1+ 93(9l,-H~w “37ml' =t/2. Abeam of light in air is incident on the surface of a slab of fused quartz (n = 1.45). Part of the beam is transmitted into the quartz at an angle of refraction of 30° relative to the normal, and part is reﬂected. What is the angle of reﬂection? n‘—_|‘ooo‘5 err—9‘ ‘ _________,___. mz—zi.4lo “‘5” Q, = mzsén91 7. 92:30' Q.:sg"‘(%)sﬁy‘9¢] . -| l- 5 . 0 5w [him 5w. (so )1 9V '—'- 9l 1 449-301 II M. Ouellette, ‘28 November 9007 Page 1 of 1 ...
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