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A solar concentrating heat exchanger system directs sunlight onto a large, straight pipe. The pipe receives 153.616 Btu/h per foot of length. If water enters the pipe at 50.0 lbm/h as saturated liquid at 300°F and is heated isothermally so that it leaves as vapor at 20.0 psia, then:
a. How long is the pipe for steady state, steady flow conditions?b. What is the rate of entropy production?c. Show whether this system violates the second law of thermodynamics.
Assume the same eight features are used to assess quality
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Determine the temperature at which the liquid in the tank is completely vaporized. Also show the process on a T-v diagram with respect to saturation lines.
a 3000-lb car accelerates under constant power from 60 mileh to 90 mileh on a 0.25 mile straight level test track.
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a heat pump supplies 40 kw of heat to maintain the inside of a house at 25c in cold winter months when the ambient
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