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
Premium Thermodynamics Heat
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
Premium Environment Natural environment Definition
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
Premium Management Organization Strategic management
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
Premium
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
Free Adolescence Young adult Puberty
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
Premium Pollution Cat Soil
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
Premium Supply and demand
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
Premium Hypothesis Statistical hypothesis testing Null hypothesis
local government‚ and health agencies with large amount of information that reflects on teenage pregnancy. For a long time teenage pregnancy has been a number one issue in the United States. Within‚ my paper you’ll find actually facts showing on how the information overlap‚ the type of structure you see at each levels of government‚ what functions do you see at each level of government‚ what levels of government work together‚ and the define of public and community health information overlapping
Premium Sex education Adolescence Abortion
Agricultural problems in Pakistan and their solutions IMPORTANCE: Economy of every state depends upon 3 sectors i.e. agriculture‚ industry and commerce. These three are interconnected with each other as the progress or retrogress of one sector effects the other two. Pakistan is an agricultural state thus agriculture gains are of much importance than any other sector. Importance of this sector is manifold as it feeds people‚ provides raw material for industry and is a base for foreign trade
Free Agriculture Irrigation