Quote:
Originally Posted by Vman455
I was just curious about your method of calculation because, as I said, I don't see enough information here or in the book to produce the numbers you did. Thanks in advance for your answer.
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These forces, as all aerodynamic forces, vary as the square of the velocity.
All one need do is, calculate the differences of the squares, then use the fraction as a multiplier to the original data points, for any given velocity.
The new data reflects the existing air density, at time of original measurements.
If original measurements were not normalized to standard SAE atmospheric conditions, the new data will reflect the same discrepancy.