> > Tony: > > > > Should we make it "nastier"? Is there a human factors scale anywhere > > that has "Nasty" on it? :-) > > > Hmm, nasty enough? > > Eff = (16*h / b)*(16*h / b) > Oe = Eff*Eff/(1 + Eff*Eff) (where 0 <= Oe <= 1) > D = q_infinite * S * (CDo + 0e * ( (CL*CL)/(pi * e * A * r) ) ) > > D: decrease in drag > h: height of the wing above the ground > b: wingspan > > :-0 > ...and thus begat the FlightGear "Smackdown" flap system...
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