mach speed
What is Mach? The Mach number describes the aircraft's speed compared with the speed of sound in air, with Mach 1 equating to the speed of ...,跳到 High-speed flow around objects - The subsonic speed range is that range of speeds within which, all of the airflow over an aircraft is less than Mach 1.
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 mach speed 相關參考資料
How Fast is Mach One? - Universe Today
These speeds are concurrently below, at, and above the speed of sound, ranging from Mach 0.8 to 1.2 (273-409 m/s; 980-1,470 km/h; 609-914 ... https://www.universetoday.com What does Mach mean when describing aircraft speed ...
What is Mach? The Mach number describes the aircraft's speed compared with the speed of sound in air, with Mach 1 equating to the speed of ... https://blog.privatefly.com Mach number - Wikipedia
跳到 High-speed flow around objects - The subsonic speed range is that range of speeds within which, all of the airflow over an aircraft is less than Mach 1. https://en.wikipedia.org Supersonic speed - Wikipedia
Supersonic travel is a rate of travel of an object that exceeds the speed of sound (Mach 1). For objects traveling in dry air of a temperature of 20 °C (68 °F) at sea ... https://en.wikipedia.org Hypersonic speed - Wikipedia
跳到 Classification of Mach regimes - Classification of Mach regimes[edit]. Although "subsonic" and "supersonic" usually refer to speeds below and above ... https://en.wikipedia.org Transonic - Wikipedia
A typical convention used in aeronautics is to define transonic flight as speeds in the range of Mach 0.72 to 1.0 (965–1,235 km/h (600–767 mph) at sea level). https://en.wikipedia.org Sound barrier - Wikipedia
Before the introduction of Mach meters, accurate measurements of supersonic speeds could only be made externally, normally using ground-based instruments. https://en.wikipedia.org Mach Number - NASA
For the lowest subsonic conditions, compressibility can be ignored. As the speed of the object approaches the speed of sound, the flight Mach ... https://www.grc.nasa.gov |