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\mbox{v} = \sqrt{\left( \frac{\partial p}{\partial \rho} \right)_S} |
where
| pressure | ||||
| density | ||||
| entropy |
and the derivative is taken at constant entropy:
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It differs for p-wave and s-wave:
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where
| density | ||||
| Bulk modulus | ||||
| Shear modulus |
See also
...
Physics / Mechanics / Continuum mechanics / Mechanical waves / Body wave / Speed of Sound