high mach

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• high-Mach flight — A flight carried out at high sub sonic Mach numbers …   Aviation dictionary

• Mach number — (mathrm{Ma} or M) (generally pronEng|ˈmɑːk, sometimes IPA|/ˈmɑːx/ or IPA|/ˈmæk/) is the speed of an object moving through air, or any fluid substance, divided by the speed of sound as it is in that substance. It is commonly used to represent an… …   Wikipedia

• Mach 1 —    , MACH NUMBER    When airplanes first started to fly, their speed was measured like that of a moving vehicle on the ground. As air speeds increased, that method became obsolete, and a new method had to be found.    Ernst Mach (1838 1916), an… …   Dictionary of eponyms

• Mach tuck — is an aerodynamic effect, whereby the nose of an aircraft tends to pitch downwards as the airflow around the wing reaches supersonic speeds. Note that the aircraft is subsonic, and traveling significantly below Mach 1.0, when it experiences this… …   Wikipedia

• Mach bands — are an optical illusion consisting of an image of two wide bands, one light and one dark, separated by a narrow strip with a light to dark gradient. The human eye perceives two narrow bands of different brightnesses either side of the gradient… …   Wikipedia

• Mach Rider — Infobox VG title = Mach Rider caption = Front cover of the North American Mach Rider NES package. developer = Nintendo R D1 publisher = Nintendo designer = engine = released = NA October 18, 1985 JPN November 21, 1985 EU March 15, 1987 genre =… …   Wikipedia

• Mach — n. (in full Mach number) the ratio of the speed of a body to the speed of sound in the surrounding medium. Phrases and idioms: Mach one (or two etc.) the speed (or twice the speed) of sound. Etymology: E. Mach, Austrian physicist d. 1916 * * * I …   Useful english dictionary

• Mach, Ernst — born Feb. 18, 1838, Chirlitz Turas, Moravia died Feb. 19, 1916, Haar, Ger. Austrian physicist and philosopher. After earning a doctorate in physics in 1860, he taught at the Universities of Vienna and Graz as well as Charles University in Prague …   Universalium

• Mach One (band) — Infobox musical artist Name = Mach One Img capt = Img size = Landscape = Background = group or band Birth name = Alias = Born = Died = Origin = England Instrument = Voice type = Genre = Neo progressive rock Occupation = Years active = 1980… …   Wikipedia

• Mach — Ernst, Austrian scientist, 1838–1916. See M. band, M. number. * * * machine activity [UMLS]; Mortality Assessment in Congestive Heart Failure [study] * * * Mach mäk n a usu. high speed expressed by a Mach number <an airplane flying at Mach… …   Medical dictionary

• Mach hold mode — In a flight control system, a control mode in which a desired flying speed of an aircraft expressed as a Mach number is maintained automatically. The system is used in high speed aircraft flying at a high altitude. The signal output from sensors… …   Aviation dictionary