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Don't use AI help or previous chegg/online answers please Let us compare operation of ramjet and scramjet modes of propulsion. A supersonic vehicle uses oblique

image text in transcribedDon't use AI help or previous chegg/online answers please

Let us compare operation of ramjet and scramjet modes of propulsion. A supersonic vehicle uses oblique shocks to produce flow into a constant area duct with the following parameters: M=2,T=500K, and p=1.4 bar. Compare two cases: a) a normal shock followed by heat addition, and b) heat addition only. Upon leaving the duct, the flow is then expanded to an exit pressure of 1kPa. Given q=0.2MJ/kg, determine the following for both processes: (a) The total pressure at the exit, and its ratio with the total pressure at the duct inlet. 1 (b) The Mach number, temperature and velocity at the exit, after an isentropic expansion to p=1kPa. (c) Comment on which process generated the most entropy (hint: you do not need to calculate this directly), and which process resulted in the highest exit velocity

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