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20th Sep 2004, 16:12

#3 (permalink)

machonepointone

Join Date: May 2003

Location: Wild Blue Yonder

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John Farley was almost correct, but the full formula is Drag = Cd½ñV²S where:

Cd = Coefficient of Drag
ñ = Density of the Air
V² = Velocity (TAS) squared
S = Surface Area