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Tests of rotating cylinders
Tests were made in the no. 1 (5 ft. atmospheric) wind tunnel at Langley Memorial Aeronautical Laboratory to determine the air forces acting on rotating cylinders with axes perpendicular to theExpand
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A Full-Scale Investigation of Ground Effect
This report describes flight tests which were made with the Vought VE-7 airplane to determine the effects of flying close to the ground. It is found that the drag of an airplane is materially reducedExpand
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The resistance of spheres in wind tunnels and in air
To supplement the standardization tests now in progress at several laboratories, a broad investigation of the resistance of spheres in wind tunnels and free air has been carried out by the NationalExpand
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The influence of blade-width distribution on propeller characteristics
Report presenting combined force and wake survey tests on three-blade model propellers in order to determine the effects of blade-width distribution on constant-speed efficiency characteristics. TheExpand
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Performance Characteristics of Plane Wall Two Dimensional Diffusers
Experiments have been made at Stanford University to determine the performance characteristics of plane-wall, two-dimensional diffusers which were so proportioned as to insure reasonableExpand
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Airfoil lift with changing angle of attack
Tests have been made in the atmospheric wind tunnel of the National Advisory Committee for Aeronautics to determine the effects of pitching oscillations upon the lift of an airfoil. It has been foundExpand
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The Effects of Shielding the Tips of Airfoils
Tests have recently been made at Langley Memorial Aeronautical Laboratory to ascertain whether the aerodynamic characteristics of an airfoil might be substantially improved by imposing certainExpand
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Applied Wing Theory
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A Simplified Analysis of Static Longitudinal Stability
The first section of this paper describes the development of a single family of curves which illustrates the variation of the pitching moment coefficient with the lift coefficient for all wings andExpand
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