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(Solved): 91 Air flows steadily from a tank through the pipe in Fig. P9.91. There is a converging nozzle on ...
91 Air flows steadily from a tank through the pipe in Fig. P9.91. There is a converging nozzle on the end. If the mass flow is and the nozzle is choked, estimate (a) the Mach number at section 1 and the pressure inside the tank.
Expert Answer
Area of throat (A*) = ?/4 × 0.052 = 0.001962 m2 Area of section 2 (A2) = ?/4 × 0.062 = 0.002826 at m = 1, p*/p02 = 0.5283 from isentropic flow table