A HeNe laser beam is reflected from the surface of a CD onto a wall. The brightest
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A He–Ne laser beam is reflected from the surface of a CD onto a wall. The brightest spot is the reflected beam at an angle equal to the angle of incidence. However, fringes are also observed. If the wall is 1.50 m from the CD, and the first fringe is 0.600 m from the central maximum, what is the spacing of grooves on the CD?
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The spacing of grooves on the CD can be found using the following formula groovesp...View the full answer
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