What is the change in exergy of the system
If 5 kg of water at 1 bar pressure is cooled from 20 degrees C to 10 degrees C: a) What is the change in exergy of the system above? Assume p0 is 1 bar and T0 is 25 degrees C and b) Repeat part a with 5 kg of air.
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Simulate at least 5000 intervals and note the proportion that contained the mean. Note how the proportions correspond to the confidence levels. What you should observe is that the percentage that do not contain the mean will be VERY close to the a
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What is the change in exergy of the system above? Assume p0 is 1 bar and T0 is 25 degrees C and b) Repeat part a with 5 kg of air.
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In the absence of premilinary data, how large a sample must be taken so as to be sure that a 98% confidence interval will specify the proportion to within ±0.05.
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