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5. (10 points) air at a pressure of 2 bar, a temperature of 52oc and a mass flow rate of 0.45 kg/s enters an insulated duct having different inlet and exit diameters. the diameter of the duct exit is 5 cm, the exit velocity is 225 m/s, and the pressure at the exit is atmospheric. (5a). (4p) determine the temperature of the air at the exit. (5b). (6p) determine the rate of entropy generation within the duct.
Answers: 1
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5. (10 points) air at a pressure of 2 bar, a temperature of 52oc and a mass flow rate of 0.45 kg/s e...
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