College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Chapter 25, Problem 50P
(a)
To determine
The minimum number of grating lines to resolve the two wavelengths in the first order.
(b)
To determine
The minimum number of grating lines to resolve the two wavelengths in the second order.
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The Hα line in hydrogen has a wavelength of 656.20 nm. This line differs in wavelength from the corresponding spectral line in deuterium (the heavy stable isotope of hydrogen) by 0.18 nm. (a) Determine the minimum number of lines a grating must have to resolve these two wavelengths in the first order. (b) Repeat part (a) for the second order.
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Chapter 25 Solutions
College Physics
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