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A normal shock wave propagates through stagnant air at 300K and 100kPa with a Mach number...

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Mechanical Engineering

A normal shock wave propagates through stagnant air at 300K and100kPa with a Mach number of 1.2. What is the post shock flowvelocity in the lab frame of reference and the post shock pressure,and temperature? If a shock wave propagated through helium with thesame pressure ratio as the air shock wave, what would its Machnumber be?

Answer & Explanation Solved by verified expert
4.2 Ratings (509 Votes)
The expression for the pressure ratioEq1whehe P1 is post shock pressure k is specific heatratio which is 14 for air and Ma is Mach numberGiven    See Answer
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