A horizontal beam of light enters a 45-90-45 prism at the center of its long side, as

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A horizontal beam of light enters a 45°-90°-45° prism at the center of its long side, as shown in FIGURE 26-68. The emerging ray moves in a direction that is 34° below the horizontal. What is the index of refraction of this prism?

In figure 26-68

45° 34° 45°
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Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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