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Posted: **Mon Jul 18, 2022 6:32 am**

$A Diffraction Grating With 647 Rulings Per Millimeter Is Illuminated By Light From A Xenon Ion Laser What Is The Wavele 1$: A Diffraction Grating With 647 Rulings Per Millimeter Is Illuminated By Light From A Xenon Ion Laser What Is The Wavele 1 (7.94 KiB) Viewed 33 times

A diffraction grating with 647 rulings per millimeter is illuminated by light from a xenon ion laser. What is the wavelength of the laser light being used if the separation between the central and second-order maxima on a screen placed 1.60 m away from the grating is 69.5 cm?