retreating side

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• Retreating blade stall — is a hazardous flight condition in helicopters and other rotary wing aircraft, where the rotor blade rotating away from the direction of flight stalls. The stall is due to low relative airspeed and/or excessive angle of attack (or AOA).… …   Wikipedia

• Break On Through (To the Other Side) — Infobox Single Name = Break on Through (To the Other Side) Artist = The Doors from Album = The Doors B side = End of the Night Released = January 1, 1967 Format = Vinyl Recorded = August 1966 Genre = Psychedelic rock, hard rock Length = 2:26… …   Wikipedia

• Dissymmetry of lift — in rotorcraft aerodynamics refers to an uneven amount of lift on opposite sides of the rotor disc. It is a phenomenon that affects single rotor helicopters in lateral flight, whether the direction of flight be forwards, sideways or in reverse.… …   Wikipedia

• Friction stir welding — (FSW) is a solid state joining process (meaning the metal is not melted during the process) and is used for applications where the original metal characteristics must remain unchanged as far as possible. This process is primarily used on aluminum …   Wikipedia

• dissymmetry of rotor thrust — A condition in which one side of a rotor disc produces more thrust than the other. The speed of relative airflow over the advancing blade is higher than that of the retreating blade. The rotor thrust of the advancing blade also is higher than… …   Aviation dictionary

• Close Combat: A Bridge Too Far — See also: Close Combat series Close Combat: A Bridge Too Far Developer(s) Atomic Games Publisher(s) …   Wikipedia

• Helicopter noise reduction — is a topic of research into designing helicopters which can be operated more quietly, reducing the public relations problems with night flying or expanding an airport. In addition, it is useful for military applications in which stealth is… …   Wikipedia

• flapping — The angular movement of a rotor blade above or below the plane of the hub. Blades ride higher and lower during their rotation, but they can do so only if they are allowed to move freely about a horizontal hinge or flexible root element. Design… …   Aviation dictionary

• India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …   Universalium

• Kremlin towers — The following is a list of towers of Moscow Kremlin. Borovitskaya The Borovitskaya Tower ( ru. Боровицкая башня) is a corner tower with a through passage on the west side of the Kremlin. It is named after Borovitsky Hill, one of the seven hills… …   Wikipedia

• List of Moscow Kremlin towers — Kremlin towers in the 19th century. The following is a list of towers of Moscow Kremlin. The Kremlin Wall is a defensive wall that surrounds the Moscow Kremlin, recognizable by the characteristic notches and its towers. The original walls were… …   Wikipedia