1. Light shines on a 5.0 cm thick sheet of glass(n=1.5) at an angle of incidence in air (n=1) of 50°. The sheet has parallel faces. a) What is the angle of refraction in the glass? b) After traveling through the glass the light refracts into the air. What is the final angle of refraction in air? c) Now assume the light had entered the glass at a different angle initial angle. What angle would the light need to hit the glass air boundary for total internal reflection?

1. Light shines on a 5.0 cm thick sheet of glass(n=1.5) at an angle of incidence in air (n=1) of 50°. The sheet has parallel faces. a) What is the angle of refraction in the glass? b) After traveling through the glass the light refracts into the air. What is the final angle of refraction in air? c) Now assume the light had entered the glass at a different angle initial angle. What angle would the light need to hit the glass air boundary for total internal reflection?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter38: Refraction And Images Formed By Refraction

Section: Chapter Questions

Problem 87PQ

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