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The first MD-11 was delivered to Finnair on December 7, 1990, and made its first revenue on December 20, 1990. Assembly of the first MD-11 began on March 9, 1988, at McDonnell Douglas's Douglas Products Division in Long Beach, California, and the mating of the fuselage with wings occurred in October of that year. The first flight was originally ...
The McDonnell Douglas MD-11 was the first aircraft with split-tip winglets in 1990. For the 737 Next Generation , third-party vendor Aviation Partners has introduced a similar design to the 737 MAX wingtip device known as the split scimitar winglet, [ 34 ] with United Airlines as the launch customer.
The Monarch Butterfly has a very low 0.168 kg/m 2 wing loading The McDonnell Douglas MD-11 has a high 837 kg/m 2 maximum wing loading. In aerodynamics, wing loading is the total weight of an aircraft or flying animal divided by the area of its wing.
The Guardian incorporates existing infrared countermeasures military technology, adapted from the AAQ-24 Nemesis system, in a commercial package that has been tested and certified by the FAA under a Supplemental Type Certificate for the Boeing 747, McDonnell Douglas DC-10/MD-10 and McDonnell Douglas MD-11.
Propeller slipstream reduces the stall speed by energizing the flow over the wings. [26]: 61 Speed definitions vary and include: V S: Stall speed: the speed at which the airplane exhibits those qualities accepted as defining the stall. [26]: 8 V S0: The stall speed or minimum steady flight speed in landing configuration. [27]
A female voice was incorporated into McDonnell Douglas DC-9, MD-80/90, McDonnell Douglas MD-11 and Boeing 717 (inherited from McDonnell Douglas after the merger with Boeing) series aircraft in their Central Aural Warning Systems (CAWS). These systems provided a voice for most warnings, including fire, altitude, cabin altitude, stall, overspeed ...
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Stall speed or minimum steady flight speed for which the aircraft is still controllable in a specific configuration. [7] [8] V S R: Reference stall speed. [7] V S R 0: Reference stall speed in landing configuration. [7] V S R 1: Reference stall speed in a specific configuration. [7] V SW: Speed at which the stall warning will occur. [7] V TOSS