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Get Full Access to Thermodynamics: An Engineering Approach - 8 Edition - Chapter 5 - Problem 39p
Get Full Access to Thermodynamics: An Engineering Approach - 8 Edition - Chapter 5 - Problem 39p

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# Air at 80 kPa, 27°C, and 220 m/s enters a diffuser at a

ISBN: 9780073398174 56

## Solution for problem 39P Chapter 5

Thermodynamics: An Engineering Approach | 8th Edition

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Problem 39P

Problem 39P

Air at 80 kPa, 27°C, and 220 m/s enters a diffuser at a rate of 2.5 kg/s and leaves at 42°C. The exit area of the diffuser is The air is estimated to lose heat at a rate of 18 kJ/s during this process. Determine (a) the exit velocity and (b) the exit pressure of the air.

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David Ajudua Unemployment­ Labor Force is all who is employed or actively seeking work Unemployment­ when a worker is not currently employed or is searching for a job without success Unemployment Rate­ the percentage of the labor force that is unemployed ­We measure the unemployment in the economy by the unemployment rate ­Being unemployed is hard for households and people ­too much unemployment means society is missing out on benefits from work ­some unemployment is necessary and normal Types of Unemployment Structural unemployment­unemployment caused by changes in the industrial makeup of the economy (is a necessary part of economic growth) Frictional Unemployment­time delays in matching available jobs and workers (people don’t always take first job of

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