The 7 by 10 Foot Wind Tunnel of the National Advisory Committee for Aeronautics (1933)
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s 1 * 12IM ) I; I NATIONAL ADVISORY ("OM.MITTKK K<)R A K IM).\ A YTK 'S … Figure 6.—Autorotation-test set-up in tunnel Force tests were then made to determine the forces .08% acting on the supports. These tests were made with the model supported independently of and in the same position that it normally occupies with respecl to the .04^ balance. The support forces and…
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