When yellow sodium light, = 589nm, falls on a diffraction grating, its first-order peak on a screen

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When yellow sodium light, λ = 589nm, falls on a diffraction grating, its first-order peak on a screen 60.0cm away falls 3.32cm from the central peak. What is the wavelength of the new source? How many lines/cm are on the grating?

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Physics Principles with Applications

ISBN: 978-0321762429

7th edition

Authors: Douglas C. Giancoli

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Question Posted: Jun 18, 2010 05:24 AM

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When yellow sodium light, = 589nm, falls on a diffraction grating, its first-order peak on a screen

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We find the angles for the first order from the distances 332 cm tan 317 600 ...View the full answer

Physics Principles with Applications

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