Air flows through a converging-diverging (c-d) nozzle. It is supplied from a large air reservoir in which the temperature is 377 K and the pressure is 190 kPa. The velocity and the cross-sectional area at the nozzle exit are 462 m/s and 0.0005 m^2, respectively. Find the followings:   Mach number at exit is   Area of the throat is   The mass flow rate of air is   The exit temperature is

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