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Air at 12.7psia and 72oF enters an adiabatic diffuser steadily with a velocity of 775 ft/s...

Air at 12.7psia and 72oF enters an adiabatic diffuser steadily with a velocity of 775 ft/s and leaves with a low velocity at a pressure of 14.2 psia. The exit area of the diffuser is 3 times in the inlet area. Determine (a) the exit temperature and (b) the exit velocity of the air.

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