The Effect of Turbulence on the Drag of Flat Plates (1937)
NASA Technical Reports Server (NTRS) · leaf 6
spindle 9 inches long fas- tunnel wall orifice. The factor obtained from the tened rigidly to one end of the plate. The drag of this ratio of the two readings amounted to a calibration spindle was determined by making a separate run with factor for the wall orifice, to be used to obtain the a dummy… … Figure 2.—Vane anemometer, 3-inch pressure disk and spindle, 2- by 12-inch flatplate and spindle, and standard pitot-static tube. the spindle drag from the drag of the plate and spindle orifice, readings from it, taken simultaneously with combined, the drag of the plate alone was obtained. those…
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