Q
Mach number is significant in___________________?
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A
A. Supersonics, as with projectiles and jet propulsion
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B
B. Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.
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C
C. Simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls
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D
D. All of fhe above
Correct Answer:
A. A. Supersonics, as with projectiles and jet propulsion
