The aviation pocket-book for 1918; a compendium of modern practice and a collection of useful notes, formulae, rules, tables and data relating to aeronautics (1918)
Matthews, Richard Borlase, 1878- · London : C. Lockwood and son · leaf 158
sure on plane set at an angle to aircurrent of a°.Py^° = Normal pressure on plane set at right angles to aircurrent. TABLE OF EQUIVALENT INCLINATIONS Rise. Angle in Sine of Rise.1 in 9 Angle in Sine of Degrees. Angle. Degrees. Angle. 01111 1 in 30 1-91 0 0333 6-38 1 ,,25 2-29 0 04 1 ,, 8 7-18 0 125… … m eori 40% ^2oa ^\l 20° 40° 60° 80 An^/e of inclination fo air current Pressure on Inclined Square Plates (Dines). 10° 20° 30 40° (C of inclination to air current Pressure on Inclined S-j^uare Plates (Langley).2 17 i8 AIR PRESSURE AND RESISTANCE [div. 1 The following tormuUc have beeji j)ropo.sed,…
Aeronautics
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