You shine your laser pointer through the flat glass side of a rectangular aquarium at an angle

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You shine your laser pointer through the flat glass side of a rectangular aquarium at an angle of incidence of 45°. The index of refraction of this type of glass is 1.55. 

a. At what angle from the normal does the beam from the laser pointer enter the water inside the aquarium? 

b. Does your answer to part a depend on the index of refraction of the glass?

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Related Book For  answer-question

College Physics A Strategic Approach

ISBN: 9780321595492

2nd Edition

Authors: Randall D. Knight, Brian Jones, Stuart Field

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