Problelm 3.6 Given data: Thi := 250 °C Tci := 30 °C mh := 0.15 kg s mc := 0.6 kg s cph := 2000 J kg⋅ K cpc := 1000 J kg⋅ K U := 1000 W m K 2 Finding Heat Exchanger Area(A0): 2 Cc := mc⋅ cpc = 600 m ⋅ kg K⋅ s 3 Ch := mh⋅ cph = 300 m ⋅ kg K⋅ s 3 2 Tco := mh⋅ cph⋅ Thi + mc⋅ cpc⋅ Tci mh⋅ cph + mc⋅ cpc 4 = 103.333 °C Tho := Tco Q := Ch⋅ ( Thi − Tho) = 4.4 × 10 W Thi − Tco − ( Tho − Tci) Thi − Tco ln Tho − Tci Cc Ch Ch Cc ε0 := if ( Cc
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1. LIFESTYLE CHEMISTRY -many consumer products have been developed because of increased understanding of chemical substances‚ chemical reactions & the biochemistry of human body surfaces -some products are used as cleaning agents while others have been developed to act as barriers against environmental factors like wind and heat -some products are mixtures‚ used for medicinal purposes‚ & require a different understanding of body chemistry & chemical interaction -production of these
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The University of Sydney Aerospace‚ Mechanical and Mechatronic Engineering MECH3260 Thermal Engineering Heat Transfer Quiz 3 2007 Time: 40 minutes Answer ONE question only. Question 1 Consider the cylindrical receiver in a solar thermal power plant shown below. The receiver is made of opaque material and has a diameter D = 8m and length L = 14m. At a particular time‚ the heliostats direct a concentrated solar flux of q”S = 80 kW/m2
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Simple Ways to Live a Healthy Lifestyle By Paige WaehnerApril 03‚ 2014 Brazilian Foresty feeds Investors Returns of 12-22% p.a. Invest now. You hear a lot about living a healthy lifestyle‚ enough that the phrase ’healthy lifestyle’ may be one we’d like to permanently retire. The problem is‚ that phrase describes the life we need to live if we want to feel good and look good. So‚ what does it actually mean? Well‚ there are the obvious things that describe a healthy person: He
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Sam Woods is a very important character in the novel In the heat of the night. He is a racist‚ and throughout the novel you will notice many changes in his attitude towards Negro’s. Sam Woods is a middle-aged man‚ who works for the city of Well’s police department. Until Chief Gillespie had arrived in town‚ Sam Wood had been rated as a big man‚ but Bill Gillespie’s towering size‚ made Sam look a normal size. Sam takes a lot of pride into his work‚ and has read up on everything you need to no
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Market. The domestic market worth Euro 13.64 billion can further be segmented into: –Men’s wear segment –Women’s wear segment –Kid’s wear segment Over the last TEN years‚ ITC’s Lifestyle Retailing Business Division has established a nationwide retailing presence through its Wills Lifestyle chain of exclusive specialty stores. It has been providing the Indian consumer a truly ’International Shopping Experience’ through world-class ambience‚ customer facilitation and clearly differentiated
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The Dust Bowl was a treacherous storm‚ which occurred in the 1930’s‚ that affected the midwestern people‚ for example the farmers‚ and which taught us new technologies and methods of farming. As John Steinbeck wrote in his 1939 novel The Grapes of Wrath: "And then the dispossessed were drawn west- from Kansas‚ Oklahoma‚ Texas‚ New Mexico; from Nevada and Arkansas‚ families‚ tribes‚ dusted out. Carloads‚ caravans‚ homeless and hungry; twenty thousand and fifty thousand and a hundred thousand and two
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weight down. The best way to lose weight is to change the way we think about food‚ exercise and our way of life. If not presently on a healthy diet‚ it can be difficult to start a plan. However‚ healthy eating is important for maintaining bodily function and living a disease free lifestyle. Struggling with healthy eating‚ know that breaking the unhealthy habits can be a difficult part of the process. However‚ wanting to live the best lifestyle is possible‚ it is important to follow steps in
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happier life stems from living a healthy lifestyle. There are many ways that one can live such a life. Getting an appropriate amount of sleep is important to everyone. Without rest‚ the human body will not function properly. The immune system weakens and people are more susceptible to everyday illnesses. Also‚ a well balanced diet that incorporates all of the major food groups and doesn ’t exceed recommended daily caloric intake is crucial in any healthy lifestyle. Along with eating well‚ one should get
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everyone to live a healthy lifestyle‚ the world is evident that this is difficult to achieve. The leading causes of worldwide deaths are diseases which I believe can be prevented (Grifantini‚ 2010). Simply‚ health is a necessary commodity to carry out everyday tasks‚ and if one would like to carry out a task well‚ one needs to have a healthy mind‚ body and soul (World Health Organization‚ 1948). In Brunei‚ in the recent years‚ the government keeps campaigning for healthy lifestyles‚ banks and other companies
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