ch35-p076 - 76. (a) We find m from the last formula...

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76. (a) We find m from the last formula obtained in Problem 35-75: m r R =− = × × 2 3 2 9 1 2 10 10 50 589 10 1 2 λ m mm ch b gc h . which (rounding down) yields m = 33. Since the first bright fringe corresponds to m = 0, m = 33 corresponds to the thirty-fourth bright fringe. (b) We now replace λ
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