At t = 0 s, a small "upward" (positive y) pulse centered at x = 6.0 m is moving to the right on a string with fixed ends at x = 0.0 m and x = 10.0 m. The wave speed on the string is 4.0 m/s. a. How far will the wave have to travel before the string has the same appearance that it did at t = 0 s? b. At what time will the string next have the same appearance that it did at t = 0 s?
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