Problems 1-5 are from ‘Applied Thermodynamics - For Engineering Technologists’ by Eastop TD & McConkey‚ page 325. Problem 1 Calculate the throat and exit areas of a nozzle to expand air at a rate of 4.5 kg/s from 8.3 bar‚ 327 0C into a space at 1.38 bar. Neglect the inlet velocity and assume isentropic flow. 3290 mm2; 4840 mm2 Problem 2 It is required to produce a stream of helium at the rate of 0.1 kg/s travelling at sonic velocity at a temperature of 150C. Assume isentropic flow‚ negligible inlet
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Using Problem Definition Techniques There are five tenets of people management‚ in this paper I will list them and illustrate the importance of defining a problem correctly. The first tenet is to focus on the performance‚ not personality. This provides a discussion that can lecture performance enhancement. The second tenet is to provide a base line that measures the key element in the change process. The third is to examine the environment and determine where the specific behaviors occur and
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PROBLEMS OF URBANIZATION Urbanization‚ or urban drift is the physical growth of urban areas as a result of global change. Urbanization is also defined by the United Nations as movement of people from rural to urban areas with population growth equating to urban migration. The United Nations projected that half of the world’s population would live in urban areas at the end of 2008 Urbanization is closely linked to modernization‚ industrialization‚ and the sociological process of rationalization
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statement of the problem: what are the strategies that can be suggest those graduating students from high school on how to choose the perfect course from them? I. Definition of the problem A.DEFINITION 1. What is meant by graduating students? 2. What is meant by perfect score? 3. what is meant by suggestion? B. Delimitation 1. Are we focus on students from public or private? 2. on what certain school do you want to focus our problem? 3. are we focus on star section or lower section
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TEENAGERS PROBLEMS Everybody was a teenager‚ that’s why everybody can say that it’s very difficult to be a teenager. Everyone has different problems‚ but teenage problems are special. One of the worst teenage problems is schooling. Sometimes you feel bad because of teachers’ or classmates’ attitude to you. You are tired of studying‚ that’s why you don’t have energy and time for doing other things. Also I’d like to say that a lot of teens like to look older‚ that’s why they obtain bad habits
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Common Signs of Mole Problems The mole is a burrowing animal that can cause many problems for homeowners. While they may look similar to a mouse‚ you will not have to worry about them invading your home. Instead‚ they will invade your outdoor space and cause many issues. The following are some of the more common signs of mole problems: Mole Hills If you notice that your lawn suddenly has mounds or heaps of dirt in the middle of it‚ you could have a mole problem. The moles will actually mound
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and urban problem in Mumbai‚ India According to G.Tyler(1994)‚ the more poor people move from rural to urban area the more poverty is becoming urbanized. A lot of cities have damage because of the extreme poverty and social and environment in stead of being centers of commerce and industry. In this article I will discuss the problem of slum clearance in Mumbai‚ India. I am interested in poor people in urban area. First I will refer about population growth which is related to urban problem. Second
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The problem with garbage is that it’s a sum zero game. Garbage has to go somewhere but nobody wants it in their backyard. It’s as if trash is deposited in the garbage can and somehow it’s supposed to disappear into some magic black hole. Problem is‚ there is no black hole. There isn’t even room for any more landfill. What was once thought to be a progressive solution - incinerating garbage - has become a major point of contention. Incineration of things such as plastics and medical waste raise serious
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Managerial Economics Numerical Problems DEMAND AND ELASTICITY OF DEMAND Problem 1 The following are demand and supply equations of a pen manufacturer. Qd = 5‚00‚000 – 50‚ 000 P Qs = -1‚00‚000 + 1‚00‚000 P Find 1. At what average price‚ level of demand is equal to zero. 2. At what average price‚ level of supply is equal to zero. 3. Calculate the equilibrium price and quantity. Problem 2 Yashika Limited manufactures an automatic camera that currently sells at uS$90. Sales
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RESEARCH PROBLEM: A problem is (1) any significant‚ perplexing and challenging situation‚ real or artificial‚ the solution of which requires reflective thinking; (2) a perplexing situation after it has been translated into a question or series of questions that help determine the direction of subsequent inquiry. ELEMENTS OF A RESEARCH PROBLEM The term research problem implies that an investigation‚ inquiry or study is to be conducted‚ or that the problem is ready for investigation
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