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flight, history of — ▪ aviation Introduction development of heavier than air flying machines. Important landmarks and events along the way to the invention of the airplane include an understanding of the dynamic reaction of lifting surfaces (or wings), building… … Universalium
airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also … Universalium
Stall (flight) — For other uses, see stall. In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases. This occurs when the critical angle of attack of the foil is exceeded. The critical angle of attack is… … Wikipedia
Cessna 152 — Role Multipurpose civil aircraft Manufacturer Cessna Introduction … Wikipedia
Bell 533 — For an overview of the whole Huey family of aircraft see Bell Huey infobox Aircraft name = Bell 533 type = Research helicopter manufacturer = Bell Helicopter caption = Bell 533 with engines and wings added designer = first flight = 10 August 1962 … Wikipedia

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