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Report No. 368. A new chart for estimating the absolute ceiling of an airplane: by Walter S. Diehl, 7 pages, illustrations, quarto. Washington, Government Printing Office, 1930, price ten cents

Publisher: Elsevier Science
Year: 1931
Tongue: English
Weight: 124 KB
Volume: 211
Category: Article
ISSN: 0016-0032
DOI: 10.1016/s0016-0032(31)90664-9

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The measurements were made at various angles of pitch but at zero angle of roll and yaw, the wing chord being set at an angle of + 4 ° to, the fuselage axis. In the case of the Clark Y airfoil the measurements have been extended to a pitch angle of 4 o°, using ailerons of span equal to 67 per cent.

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Simultaneous equations. V-Non-elemental bases of Tables I andII. VI-Prime numbers less than 5600 (with a = 8n + I, 3, 5 and 7; and some primes greater than 5600). VII-Certain sums of two squares. VIII-Bases of the second kind. IX-Non-elemental bases. X-Summary of certain sums of two squares. XI-Summ

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