Appendix: Table of Physical Constants
Densities and viscosities of selected fluids
| Density, r | Viscosity, m
Fluid | (gm/cm^3) | (gm/cm-sec)
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Dry air at 5oC | |
and 1 atm | 1.27 10^-3 | 1.74 10^-4
Dry air at 20oC | |
and 1 atm | 1.21 10^-3 | 1.81 10^-4
Water at 5oC | 1.00 | 1.51 10^-2
Water at 20oC | 0.998 | 1.00 10^-2
Glycerine | 1.26 | 23.3
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