University Physics with Modern Physics with Mastering Physics (11th Edition)

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15.49: a) Speed in each segment is μ. F v = The time to travel through a segment is . v L t = The travel times then, are . and , , 4 3 4 2 1 1 1 1 F μ F μ F μ L t L t L t = = = Adding gives . 2 1
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