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The yellow light from a helium discharge tube has a wavelength of 587.5 nm. When this light illuminates a certain

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The yellow light from a helium discharge tube has a wavelength of 587.5 nm. When this light illuminates a certain diffraction grating it produces a first-order principal maximum at an angle of 1.450°. Calculate the number of lines per centimeter on the grating.

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Physics

Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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Question Details
Chapter # 28- Physical Optics: Interference and Diffraction
Section: Section 28.1
Problem: 64
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Question Posted: August 31, 2017 12:30:26
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