gc textbook chapter 11 Vibrations and Waves (id: 9f7cf981d)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[问答题]
The two pulses shown in Fig6cgb 44y0 iwv p45z cms xza/ef00)yee. 11–ymla5m9 fqr8:qvf:)z52 are moving toward each other. (a) Sketch the shape of the string at the moment they directly overl q:m:5 fvfla )ryqmz98ap. (b) Sketch the shape of the string a few moments later. (c) In Fig. 11–36a, at the moment the pulses pass each other, the string is straight. What has happened to the energy at this moment?

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