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The
varies depending on the temperature, pressure, and density of the medium through which the sound waves travel. For dry air at sea level at 68° F, the speed of sound is 767 miles per hour, or 1235 km/h
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Chuck Yeager - Wikipedia, the free encyclopedia
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Bell X-1 - Wikipedia, the free encyclopedia
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Chuck Yeager was the first American military pilot to "officially" break the sound barrier . However, ... Evidence from official British and American military records including Allied test flight results from captured axis aircraft conclusively reveal he was not the first human to exceed the speed of sound in an aircraft.
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However, propellers lose efficiency dramatically when they exceed the speed of sound, so they are normally designed to stay just below that speed, with the tips only exceptionally breaking the sound barrier at worst. ... Asker's Comment: Answered the question first, which is great, and then gave a ... by Warbird Pilot...
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Britannica online encyclopedia article on Chuck Yeager (American pilot), American test pilot and U.S. Air Force officer who was the first man to exceed the speed of sound in flight. ... American test pilot and U.S. Air Force officer who was the first man to exceed the speed of sound in flight.
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What is the speed of sound at sea level called? MACH 1; What is aquaculture the scientific name for? Fish Farming; What is the boiling point of water in Farenheight? 212; What on an animal is a Scut? Tail; What are the young of eels called? ... Who was the first pilot to exceed the speed of sound? Charles Yeager...
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