Air enters a 5-cm-diameter adiabatic duct at Ma1 = 0.4, T1
Chapter 12, Problem 115P(choose chapter or problem)
Problem 115P
Air enters a 5-cm-diameter adiabatic duct at Ma1 = 0.4, T1 = 550 K, and P1 = 200 kPa. The average friction factor for the duct is estimated to be 0.016. If the Mach number at the duct exit is 0.8, determine the duct length, temperature, pressure, and velocity at the duct exit.
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