United States. National Advisory Committee for Aeronautics, United States. National Aeronautics and Space Administration · Washington : G.P.O. · leaf 173
s rapidly with the angle of yaw up to at least 30°. Plots 4 and 5 are for special types which show the variations in the form of the curves.The type No. 80 has spiral air passages, and its head resistance shows very little change forangles up to about 30°. The type No. 79, shown in the photographs,… … 20 40 60 SO Free Air Jpeed - m/./hr. /OO
Aeronautics
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