Engineering, 26.07.2019 18:10 zimbabwayjerry
Asystem executes a power cycle while receiving 900 btu by heat transfer at a temperature of 900°r and discharging 800 btu by heat transfer at a temperature of 540°r. there are no other heat transfers. determine the cycle thermal efficiency. use the clausius inequality to determine σcycle, in btu/°r. determine if this cycle is internally reversible, irreversible, or impossible
Answers: 1
Engineering, 04.07.2019 18:10
Determine whether or not it is possible to compress air adiabatically from k to 140 kpa and 400 k. what is the entropy change during this process?
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Engineering, 04.07.2019 18:10
Atmospheric air has a temperature (dry bulb) of 80° f and a wet bulb temperature of 60° f when the barometric pressure is 14.696 psia. determine the specific humidity, grains/lb dry air. a. 11.4 c. 55.8 d. 22.5 b. 44.1
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Engineering, 04.07.2019 18:20
Apiston-cylinder device contains 0.1 m3 of liquid water and 0.9 m3 of water vapor in equilibrium at 800 kpa. heat is transferred at constant pressure until the temperature of water reaches 350 °c. determine (a) the quality of water at the initial state (b) the work associated with this process, (c) the heat associated with this process.
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Engineering, 04.07.2019 19:10
When subject to a steady load (within elastic range) over a long period of time, what is the major difference in material behavoir between steel and plastic?
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Asystem executes a power cycle while receiving 900 btu by heat transfer at a temperature of 900°r an...
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