Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
4176 results returnedSearch results
- Investigation of stability and control characteristics of an airplane model with skewed wing in the Langley free-flight tunnel
- An investigation of the aerodynamic characteristics of a rotating axial-flow blade grid
- The optical system of the NACA 400,000-frame-per-second motion-picture camera
- A preliminary correlation of the behavior of water rudders on seaplanes and flying boats
- Lateral-control characteristics of various spoiler arrangements as measured in flight
- Flight tests of a helicopter in autorotation, including a comparison with theory
- Observations on the behavior of some noncircular aluminum alloy sections loaded to failure in torsion
- Bearing strength of some sand-cast magnesium alloys
- Impact theory for seaplane landings
- Icing zones in a warm front system with general precipitation
- Frequency-response method for determination of dynamic stability characteristics of airplanes with automatic controls
- Friction at high sliding velocities
- Friction coefficients in a vaneless diffuser
- Effect of exhaust pressure on the performance of a 12-cylinder liquid-cooled engine
- Effect of compressibility on the distribution of pressures over a tapered wing of NACA 230-series airfoil sections
- Effect of changing manifold pressure, exhaust pressure, and valve timing on the air capacity and output of a four-stroke engine operated with inlet valves of various diameters and lifts
- Critical combinations of shear and longitudinal direct stress for long plates with transverse curvature
- Critical combinations of torsion and direct axial stress for thin-walled cylinders
- Critical shear stress of long plates with transverse curvature
- Critical shear stress of curved rectangular panels
- Distribution of wave drag and lift in the vicinity of wing tips at supersonic speeds
- The determination of elastic stresses in gas-turbine disks
- A comparative study of weights and sizes of flat-plate exhaust-gas-to-air heat exchangers with and without fins
- Comparative tests on extruded 14S-T and extruded 24S-T hat-shape stiffener sections
- Exhaust-valve temperatures in a liquid-cooled aircraft-engine cylinder as affected by engine operating variables
- Estimated lift-drag ratios at supersonic speed
- Experimental and theoretical studies of surging in continuous-flow compressors
- Experimental verification of the rudder-free stability theory for an airplane model equipped with a rudder having positive floating tendencies and various amounts of friction
- Experimental verification of two methods for computing the take-off ground run of propeller-driven aircraft
- Sideslip angles and vertical-tail loads in rolling pull-out maneuvers
- An improved method for calculating the dynamic response of flexible airplanes to gusts
- Effect of 40 degree sweepback on the spin and recovery characteristics of a 1/25-scale model of a typical fighter-type airplane as determined by free-spinning-tunnel tests
- In-line aircraft-engine bearing loads 3: main-bearing loads
- Strength analysis of stiffened beam webs
- Reactions with steel of compounds containing chemical groups used in lubricant additives
- An analysis of the factors that affect the exhaust process of a four-stroke-cycle reciprocating engine
- High-speed tests of an airfoil section cambered to have critical Mach numbers higher than those attainable with a uniform-load mean line
- A Method for Calculating the Heat Required for Windshield Thermal Ice Prevention Based on Extensive Flight Tests in Natural Icing Conditions
- Stresses in and general instability of monocoque cylinders with cutouts III : calculation of the buckling load of cylinders with symmetric cutout subjected to pure bending
- Wind-tunnel investigation of the effect of power and flaps on the static lateral stability and control characteristics of a single-engine high-wing airplane model
- Wind-tunnel investigation of the effect of power and flaps on the static longitudinal stability and control characteristics of a single-engine high-wing airplane model.
- An Improved Continuous-Indicating Dew-Point Meter
- An investigation of the high-temperature properties of chromium-base alloys at 1350 F
- Critical stress of thin-walled cylinders in torsion
- Effect of simulated service conditions on plastics
- A collection of the collapsed results of general tank tests of miscellaneous flying-boat-hull models
- The application of high-temperature strain gauges to the measurements of vibratory stresses in gas-turbine buckets
- Appreciation and determination of the hydrodynamic qualities of seaplanes
- A spectrophotometric method for identification and estimation of alkylnaphthalenic-type hydrocarbons in kerosene
- The effect of modifications to the horizontal-tail profile on the high-speed longitudinal control of a pursuit airplane