Fluid Report 2 In the derivation of Bernoulli’s equation‚ the assumption of the inviscid and incompressible flow is used. However in the real case‚ the viscosity cannot be neglect and the density of the flow is not always constant. Thus Bernoulli’s equation is not always correct. For the lab‚ it is reasonable to assume the flow is inviscid and incompressible. Firstly‚ the pitot was placed at the center of the flow. The skin friction (effect of viscosity) is inversely proportional to distance
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MEASURING AND MODELLING HYDRAULIC FLUID DYNAMICS AT HIGH PRESSURE - ACCURATE AND SIMPLE APPROACH. International Journal Of Fluid Power‚ 13(2)‚ 51-59. ASTRACT: Dynamic properties of hydraulic fluids have to be taken into account in ever increasing fluid power applications. The main reasons are increasing accuracy demands in control and modeling‚ as well as increasing operating pressure and temperature ranges. Moreover‚ the already wide spectrum of different hydraulic fluids is also expanding all the time
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Essay on Water Published by admin at 3:58 am under Example Essays Introduction Water is an essential ingredient for the existence of life as we know it. Biochemical processes occur in aqueous environments‚ many of which use water. Water also plays a significant role in the process of photosynthesis ( 6 CO2 + 6H2O + 672kcal -> C6H12O6 + 6O2 ). Photosynthesis is the most basic and significant chemical reaction on earth‚ providing the primary nutrients‚ directly or indirectly‚ for all living organisms
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What my project is about: I will be comparing results from water testing I did at two different water bodies to prove that the catchment area has an influence over the water quality in the different water bodies. The first water body I tested was the small dam in the bokkie park situated in between residential areas and in the middle of a piece of land solely used for animals. The second water body I tested was the small dam across the road from the Trinity Church in Boksburg on Rondebult Road‚ which
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Genetically Modified Organisms (GMOs) Nature‚ Science and Moral Autonomy Genetically modified organisms (GMOs) and genetically modified foods (GM foods) have become a highly contested topic in public debate. The controversies are the result of differing views from scientists‚ philosophers‚ economists‚ and even politicians concerning the products of “new biotechnology” in particular with regard to recombinant DNA (rDNA) technology. rDNA technology has allowed scientists to move genes across species’
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(Breathes heavily) All right ‚ just calm down. Just don’t look down there‚ because there is absolutely nothing to see. Oh my God‚ of course there isn’t! Because you simply can’t see! You wouldn’t see anything‚ even if there was a whole camp of refugees living down there. (Pause) That’s a nice thought. Well you have to agree it is much better than some Adams Family-creatures for adults. R-rated. Good! Just keep on doing that to yourself‚ and it will help the situation. Stop whining and do something!
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concerned with the study of organisms and their habitats. This includes the interdependence of various populations‚ their impact on each other and their surroundings‚ the effect of the surroundings on their behaviour‚ as well as the ways in which the organisms and the environment change in response to each other. A pond and its inhabitants provide a good example of these interrelationships. A pond contains: a. soil consisting of rock‚ minerals and dead remains of organisms b. water with minerals c. aquatic
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The range of an organism and its dispersal is limited or affected by many things in its surroundings. These things can be slightly different in their specifics from organism to organism but generally‚ for all organisms‚ these are the main restrictions to their range and dispersal (either natal or breeding). The first limiting factor to the distance they can travel from their population or parent is the resources available. One artificial barrier is habitat fragmentation by humans and their use of
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Will the Euro Survive POINT VICKY PRYCE‚ Senior Managing Director‚ Economic Consulting‚ FTI consulting In 2002‚ when euro notes and coins entered circulation‚ the dominant view among the 15 (now 23) member states using the currency was that it represented a big step toward ensuring peace and prosperity for the Continent. What people in individual European countries tended to overlook was that a single currency brings greater interference by members of the union in each state’s monetary‚ fiscal
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Relationship between organisms and environment Mai Po Nature Reserve is an internationally significant wetland which is actually a flat shallow estuary‚ at the mouth of Sham Chun River‚Shan Pui River and Tin Shui Wai Nullah. Its 380 hectare area with diverse habitats provides a conservation area for mammals‚ insects‚ amphibians‚ reptiles and over 380 species of birds‚ some of which are highly endangered. During the field trip‚ we visited five different habitats‚ including fishponds‚ mangroves
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