span models" ri'hese tests (unpublished) provided a sys- .... A summary of information for convenience in locating the data is presented. .... I The drug I of a flap ...
with the positions of the major masses, ... weight and balance calculations to come. The initial ... major masses, both airplane components and useful load items.
(Photo: Marostegui [CC BY-SA 3.0 ... more limited because the higher CLmax ... ultralights combine very large wings with highly cambered airfoils. Because.
free-stream dynamic pressure. Reynolds ... friction coefficients for flat plates indicated that nearly all values of the Reynolds number if the airfoil surfaces were.
numbers obtained from tests of these airfoils in the Langley the airfoil, the ..... C. Angle of attack, a, deg. (a) Polar plots. (b) Lift and moment data. FIGURE 15.
Hence it is admissible to assume the drag coeffi- cient Cp to be constant for all propellers under those particu- lar conditions for which it is chiefly designed.
ILH01 "Effect of Power on the Stick-. Fixed Neutral Points of Several Single-Engine Monoplanes as Determined in Flight," should be useful in estimating.
and profile shapes are shown in Figura 2. ... N.A.0.A. Technical Note No. 391. LO. ;. 7. Discussion. Variation of the ... ratio with thickness is shown in Figura 10.
NACA WARTIME REPORTS are reprints of papers originally issued to provide rapid distribution ... viously held under a security status but are now unclassified.
controls. Thus initially motivated, I began an intensive search for Flying Flea information, a search that eventually led to publications ... orthodox but simple devices that may have a tremendous sales potential. ..... former (temperature control).
Committee for Aeronautics, 1512. H Street, Washington 25, B.C.. Technical Reports can be pur- chased from the Superintendent of Documents, - Government.
to which the Biot-Savart equation is applicable. The actual sheet, however, does not extend ..... of lhe in,luted tlow generally being negligible compared with the free- stream velocity ... of this integral ..... WAKE CHARTS AND FORMULAS.