18. Waves & Sound
Wave Functions
6:49 minutes
Problem 15.27b
Textbook Question
Textbook Question(II) A transverse wave pulse travels to the right along a string with a speed v = 2.0 m/s. At the shape of the pulse is given by the function D = 0.45 cos (2.6x + 1.2),
where D and x are in meters. (b) Determine a formula for the wave pulse at any time t assuming there are no frictional losses.
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