- hypersonic Mach number
- Техника: гиперзвуковое число Маха
Универсальный англо-русский словарь. Академик.ру. 2011.
hypersonic Mach number
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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
Hypersonic — In aerodynamics, hypersonic speeds are speeds that are highly supersonic. Since the 1970s, the term has generally been assumed to refer to speeds of Mach 5 (5 times the speed of sound) and above. The hypersonic regime is a subset of the… … Wikipedia
Mach Five — For the song by The Presidents of the United States of America, see Mach 5 (song). : For the Mach speed rating system, see Mach numberThe Mach Five (マッハ号; mahha gō ; lit. the Mach ) is the racing car Speed Racer (Go Mifune in the Japanese… … Wikipedia
hypersonic — /haɪpəˈsɒnɪk/ (say huypuh sonik) adjective describing a velocity in excess of mach 5. See mach number …
High-hypersonic speed regime — Re Entry Speed Regime = Generally, NASA defines high hypersonic as any mach number from 10 to 25 and Re entry speeds as anything greater. Aicraft operating in this regime are the Space Shuttle and various space planes in future development.… … Wikipedia
Scramjet — Part of a series on Aircraft propulsion Shaft engines (to drive pr … Wikipedia
Aerodynamics — is a branch of dynamics concerned with studying the motion of air, particularly when it interacts with a moving object. Aerodynamics is closely related to fluid dynamics and gas dynamics, with much theory shared between them. Aerodynamics is… … Wikipedia
Scramjet programs — This page describes a number of research and testing programs for the development of supersonic combustion ramjets (scramjets) Many of these programs have their own pages, but an attempt is made here to provide a short overview of a large number… … Wikipedia
Compressible flow — is the area of fluid mechanics that deals with fluids in which the fluid density varies significantly in response to a change in pressure. Compressibility effects are typically considered significant if the Mach number (the ratio of the flow… … Wikipedia
Oblique shock — A small scale X 15 placed in a NASA supersonic wind tunnel produces an oblique shock wave at the nose of the model (along with other shocks). An oblique shock wave, unlike a normal shock, is inclined with respect to the incident upstream flow… … Wikipedia
Jet engine — For a general overview of aircraft engines, see Aircraft engine. A Pratt Whitney F100 turbofan engine for the … Wikipedia
