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 IB物理学

[问答题]
The two pulses shown in njctom,:bj*;-bg ghy5u 47 zgFig. 11–52 are moving toward each other. (a) Sket f9dcif;l3m f( ywx(j1oljbb 1p)u w,7ch the shape of the string at the moment they directly overlap. (b) Sketch the shape of the string a few moments later. (c) In Fig. 11–36a,lm wi3jfbj( cy91(ob ;p)uf7 ,lfx1dw 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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