Quote:
Originally Posted by Patrick
20,000,000 seems awfully high. From memory (it's been a long time . . .) the rule of thumb for Reynolds number at STP was 10,000 X MPH X length in feet, which would yield 10K X 60 X 14 = 8,400,000. This seems more reasonable to me.
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Patrick,sometimes kinematic viscosity is given as it's reciprocal,which for standard air is 6380.
In my table of SI units kinematic viscosities listed have been multiplied by 10,000.
The formula I have for Reynolds number is also from Daugherty.Hucho uses the same equation.