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Physical Constants: air density standard
Physical constants — fundamental constants of nature (speed of light, gravitational constant, Boltzmann, Planck, etc.) with SI and imperial values
| constant name | category | description | symbol | uncertainty | unit SI | unit imperial | value SI | value imperial |
|---|---|---|---|---|---|---|---|---|
| air density standard | fluid properties | Density of dry air at 15 degC, 1 atm | rho air | 0.001 | kg/m^3 | lb/ft^3 | 1.225 | 0.0765 |
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