For a wavelength of 420 nm, a diffraction grating produces a bright fringe at an angle of 23°. For an unknown wavelength, the same grating produces a bright fringe at an angle of 35°. In both cases the bright fringes are of the same order m. What is the unknown wavelength? Number 133,30) Diffraction grating Units 02 Bright fringe m (unknown wavelength) Bright fringe m (known wavelength) Central bright fringe (m= 0) Bright fringe m (known wavelength) Bright fringe m (unknown wavelength) Screen
For a wavelength of 420 nm, a diffraction grating produces a bright fringe at an angle of 23°. For an unknown wavelength, the same grating produces a bright fringe at an angle of 35°. In both cases the bright fringes are of the same order m. What is the unknown wavelength? Number 133,30) Diffraction grating Units 02 Bright fringe m (unknown wavelength) Bright fringe m (known wavelength) Central bright fringe (m= 0) Bright fringe m (known wavelength) Bright fringe m (unknown wavelength) Screen
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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