Mechanical wave

5.1 Formation and propagation of mechanical waves

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5.1.2 Transverse and longitudinal waves

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Transverse wave

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Longitudinal wave

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5.1.3 Wave surface Wave line

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5.1.4

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5.1.5 Elastic deformation of objects

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5.1.6 Three physical quantities describing physical waves

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5.2 Wave function of plane harmonics

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5.2.1 Wave function of plane harmonics

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5.2.2 The physical meaning of wave function (p164)

5.2.3 Wave differential equation

5.3 Wave energy and sound intensity

5.3.1 Wave energy and energy density

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Origin blog.csdn.net/qq_45914558/article/details/108476550