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Unformatted text preview: . E. 4 d . Diffraction grating, two colors A diffraction grating is illuminated with yellow light at normal incidence. The pattern seen on a screen behind the grating consists of three yellow spots, one at and one each at 45 . You now add red light of equal intensity, also normally incident. The new pattern consists of A. red spots at and 45 . B. yellow spots at and 45 . C. orange spots at and 45 . D. an orange spot at , yellow spots at 45 , and red spots slightly closer in. E. an orange spot at , yellow spots at 45 , and red spots slightly farther out....
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This note was uploaded on 04/18/2011 for the course PHYS 1112 taught by Professor Seaton during the Spring '08 term at University of Georgia Athens.
- Spring '08