2 Questions A ray of light traveling in air strikes the surface of a certainplastic slab at 54.9° with respect to the normal in air. Ittravels in the plastic slab at a 37.5° angle with respect tothe normal. Find the critical angle for the plastic in air indegrees.A ray of light is incident from the glass into a liquid at anangle of 52 degrees measured from the surface of theliquid and refracted at an angle 48 measured from thesame surface. The index of refraction of the glass is 1.4.What is the index of refraction of the liquid?

Data Given , Incident angle ( i ) = 54.9° Refracted angle ( r ) = 37.5° Now , we know that ,…

A ray of light traveling in air strikes the surface of a certain plastic slab at 54.9° with respect to the normal in air. It travels in the plastic slab at a 37.5° angle with respect to the normal. Find the critical angle for the plastic in air in degrees.

A ray of light traveling in air strikes the surface of a certain plastic slab at 54.9° with respect to the normal in air. It travels in the plastic slab at a 37.5° angle with respect to the normal. Find the critical angle for the plastic in air in degrees.

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter1: The Nature Of Light

Section: Chapter Questions

Problem 50P: Suppose you are using total internal reflection to make an efficient corner reflector. If there is...

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Question

2 Questions

A ray of light traveling in air strikes the surface of a certain
plastic slab at 54.9° with respect to the normal in air. It
travels in the plastic slab at a 37.5° angle with respect to
the normal. Find the critical angle for the plastic in air in
degrees.
A ray of light is incident from the glass into a liquid at an
angle of 52 degrees measured from the surface of the
liquid and refracted at an angle 48 measured from the
same surface. The index of refraction of the glass is 1.4.
What is the index of refraction of the liquid?

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