Figure Q l7.7 is the inte1ference pattern seen on a
Chapter 17, Problem 8(choose chapter or problem)
Figure Q l7.7 is the inte1ference pattern seen on a viewingscreen behind 2 slits. Suppose the 2 slits were replaced by 20 slitshaving the same spacing d between adjacent slits.a. Would the number of fringes on the screen increase,decrease, or stay the same?b. Would the fringe spacing increase, decrease, or stay the same?c. Would the width of each fringe increase, decrease, or staythe same?d. Would the brightness of each fringe increase, decrease, orstay the same?
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