A Full-Scale Investigation of Ground Effect (1928)
NASA Technical Reports Server (NTRS) · leaf 5
ound are given here because the process may be applied to other work in which the same problem exists. This method has the great advantage of eliminating the necessity of maintaining horizontal flight. Three or four runs were made at the same air speed but with different throttle settings. The gain… … The R. P. M. very sensitive altimeter and the second from a direct-driven revolution counter, for level flight was obtained from a plot of altitude change versus R. P. M. RESULTS The results of the tests are presented in Figures 1-3. In Figure 1 will be seen the curve of R. P. M. versus air speed…
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
