Physics, 16.11.2019 01:31 holytreesaroy

The impedance of a material is z=rhoc, the density times the speed of sound. consider the following information: zlung=0.18×106kg s/m2.zfat=1.34×106kg s/m2.what fraction of the incident intensity of a sound pulse will be reflected when sound travels from fat into lung?

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The impedance of a material is z=rhoc, the density times the speed of sound. consider the following...