An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter1: Measurement
Section: Chapter Questions
Problem 14E: Is the following statement reasonable? The area of a dorm room is 49 m2.
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Question
In the diagram below, a person uses a laser pointer to illuminate a spot below the surface of a body of water. The beam originates 1.8m above the surface of the water, and is incident to the water 2.4m horizontal away from its origin point. (a) What is the incident angle, θ1? Given the indices of refraction of air and water, (b) what is the angle from the normal of the ray in the water, θ2? (c) How far horizontally from the point of incidence to the bottom of the body of water does the beam land? (What is x?)
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