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Unformatted text preview: momentum, energy conservation) is with shock waves present. The ﬂow cannot ﬂowing over the supersonic fast plane and remain smooth. Another way to look at it . . . A shock is the only feature in the ﬂowFeld which can travel faster than the speed of sound. So if the airplane is traveling faster than the speed of sound, there must be a shock wave ahead of the airplane “breaking the news” to the oncoming air. 6. Why does breaking the sound barrier cause a shock wave? (1 student) Shock waves travel along with any supersonic aircraft. The do not appear only when the “sound barrier” is broken. The term “sound barrier” is really a misnomer. It’s possible to go through it without all that much fuss. Just gotta know how. 7. No mud (4 students)...
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This note was uploaded on 01/28/2012 for the course AERO 16.01 taught by Professor Markdrela during the Fall '05 term at MIT.
- Fall '05