Concept explainers
A string has an abrupt change in linear density at its midpoint so that the speed of a pulse on the left side is 2/3 of that on the right side.
a. On which side is the linear density greater? Explain.
b. From which side would you start a pulse so that its reflection from the midpoint would not be inverted? Explain.
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College Physics: A Strategic Approach Technology Update, Books a la Carte Edition & Modified Mastering Physics with Pearson eText -- ValuePack Access . Chapters 1-16 and 17-30 (3rd Edition)
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