Combustion gases with a specific heat ratio of 1.3 enter an adiabatic nozzle steadily at 800°C and 800 kPa with a low velocity and exit at a pressure of 85 kPa. The lowest possible temperature of combustion gases at the nozzle exit is (a) 43°C (b) 237°C (c) 367°C (d) 477°C (e) 640°C

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Q: Question attached

A: Solution    Calculate the mass flow rate           mh1=mh2+W

Q: A 1.8 kg/s of steam expands in a turbine producing 550 kw of power output. The steam enters at a…

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