United States. National Advisory Committee for Aeronautics, United States. National Aeronautics and Space Administration · Washington : G.P.O. · leaf 488
/O 20 30 40 SO O OJ 0.2 0.3 0.4 0.5 0.6 0.7 … (156) nff.22. A.ssuming (^,,)c= (^v)m and deciding upon the value the efficiency -q may reach, we get {tl^\l3y,2l3 T 2/3 (^x)m 2/3 (157) which relation gives us the value of tlie ceiling. Knowing pc, we find the ceiling self-speed,Vc, since F2= . VjC_ (158) 452 ANNUAL REPORT NATIONAL ADVISORY…
Aeronautics
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