A 1/10 scale model of an automobile is tested in a pressurized wind tunnel. The test is
Chapter 8, Problem 8.55(choose chapter or problem)
A 1/10 scale model of an automobile is tested in a pressurized wind tunnel. The test is to simulate the automobile traveling at I 00 km/h in air at atmospheric pressure and 25C. The wind tunnel operates with air at 25C. At what pressure in the test section must the tunnel operate to have the same Mach and Reynolds numbers? The speed of sound in air at 25C is 345 m/s.
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