Drag measurements on a Junkers wing section : application of the Betz Method to the results of comparative tests made on a model and on an airplane in flight (1927)
NASA Technical Reports Server (NTRS) · leaf 48
Figs.1,2 & 3 N.A.C.A. Technical Memorandum No.428 … Fig.2 Wing plan 1.6 ^2. .$8 1 1.4 1.2 Vs i- :8 , / 5^6 1.0 -6 —cr a '0.8 .7! 0.6 ft 0.4 -7H: 0.2 0 o: in -0.2 0,2 ! 0.1 0 i 0.4 0.6 0.2 "m Fig.3 Polar of A20 wing.
NASA Technical Reports Server (NTRS)
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