PHYS1C_W07_EX3

PHYS1C_W07_EX3 - Name: _ Date: _ 1. The speed of yellow...

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Page 1 Name: __________________________ Date: _____________ 1. The speed of yellow sodium light in a certain liquid is 1.92 × 10 8 m/s. With respect to air, the index of refraction of this liquid for sodium light is approximately A) 1.92 B) 1.56 C) 1.23 D) 0.64 E) 1.33 2. A ray of light strikes a water-glass interface at an angle of incidence of 35º. The angle of refraction is A) 40.3º B) 22.1º C) 30.6º D) 59.4º E) 19.7º
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Page 2 3. The light ray in the figure is incident on a glass-air surface. The index of refraction of the glass is 1.74. The approximate critical angle for total internal reflection is A) 48º B) 35º C) 30º D) 22º E) None of these is correct. 4. What is the minimum height of a plane mirror in which a standing woman can see her entire body reflected? A) It must equal her height. B) It depends on how far from the mirror the woman stands. C) It depends on the focal length of the mirror. D) It must be one-half her height.
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This note was uploaded on 02/08/2009 for the course PHYS PHYS 1C taught by Professor F during the Spring '00 term at UCSD.

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PHYS1C_W07_EX3 - Name: _ Date: _ 1. The speed of yellow...

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