Two traveling waves moving on a string are identical except for opposite velocities. They obey the equation
Question:
(a) Show that the vibrating string is described by the equation Ynet(x, t) = 2Asinkxcoscut. (Hint: Use the trigonometric formulas for sin (a + b).)
(b) Show that the string never moves at the places along it for which x = nA/2, where n is a nonnegative integer.
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Related Book For
Physics
ISBN: 978-0077339685
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
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