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A nozzle is a device that is used to increase the velocity of a flowing fluid. It does this by reducing the pressure. Air enters a nozzle like that shown in the figure at a temperature of 195°C, pressure of 500 kPa, and a velocity of 100 m/s. Neglect heat transfer to the nozzle and potential energy change from the entrance to the exit. If the air exits to the atmosphere where the pressure is 85 kPa and temperature of 0°C, find a) the exit velocity, and b) the exit diameter.
Investigating A Dynamic Movement in Polar Coordinates
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