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| pressure | ||||
| density | ||||
| entropy |
and the derivative isa take at consant : S= \mbox{const}is taken at constant entropy:
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It differs for p-wave and s-wave:
| p-wave | s-wave | ||||||||||||||
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where
| density | ||||
| Bulk modulus | ||||
| Shear modulus |
See also
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Physics / Mechanics / Continuum mechanics / Mechanical waves / Body wave / Speed of Sound
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