Question: Air flows isentropically through a duct as shown in Fig. P11.37. For the conditions shown, find the Mach number at both stations 1 and 2

Air flows isentropically through a duct as shown in Fig. P11.37. For the conditions shown, find the Mach number at both stations 1 and 2 and the flow rate. The diameter is not necessarily constant.

Figure P11.37

Maj Maz D = 0.15 m V = 40 m/s P = 4 atm abs. T = 225 K P2 = 2 atm abs.

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