Question

Air enters a nozzle steadily at 300 kPa and 87°Cwith a velocity of 50 m/s and exits at 95 kPa and 300 m/s. The heat loss from the nozzle to the surrounding medium at 17°C is estimated to be 4 kJ/kg. Determine (a) the exit temperature, and (b) the exergy destroyed during this process.

Answer 1

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