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Problem 13.21 - Problem 13.21[Difficulty 2 Given Data on...

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Problem 13.21 [Difficulty: 2] Given: Data on flow in a passage Find: Possible Mach numbers at downstream location Solution: The given or available data is: R = 286.9 J/kg-K k = 1.4 M 1 = 1 A 1 = 0.2 m 2 A 2 = 0.5 m 2 Equations and Computations: Since the flow is sonic at the entrance: A * 1 = 0.2 m 2 For isentropic flow ( A * 2 =
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