1 HSC PHYSICS > MOTORS AND GENERATORS| AC & DC Gather secondary information to discuss the advantages and disadvantages of AC and DC generators and relate these to their use. AC generators Advantages The slip rings of an AC generator have a continuous surface that allows the brushes to remain in contact with the ring’s surface. Thus the brushes in an AC generator do not wear out as fast as in a DC generator as they do not create an electric short circuit every half-turn. Therefore
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Our team’s outcome on the Belbin test is that the team scored highest on Team Worker and Implementer. Having Team Workers in the team gives us the ability to help each other and built on each other’s ideas‚ rather than demolishing it. Also listening to each other and communicating with each other is among their competences. On the other hand‚ our weaknesses may be in the fact that some decisions and confrontations are avoided‚ even when they are necessary to make. With regard to this‚ having Implementers
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move away work from their private lives because when they finish their job and get home‚ most of the times‚ they continue working‚ they never disconnect! In conclusion‚ I would say that we have to learn how to manage computers‚ we have to take advantage of the facilities that they provide us‚ avoiding becoming their slaves‚ which means being able to live without them‚ not being dependents.
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Our world now is divided into develop and develop and developing countries. The one who achieved the process countries are those which are in the process of development. (Ashwath Komath‚ April 19‚ 2010). According to (Andrew Page‚ 2005) Foreign Aid or Official Development Assistance (ODA) is a transfer of resources on concessional terms which are undertaken by official agencies. Mostly‚ the countries that receive foreign aid are usually developing countries. Poverty is the main focus of giving the
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environment. In fact‚ several main causes of pollution can be attributed to human activity man. For example air pollution that is the cause of many problems in the human health. In California many factors have contributed to air pollution. First‚ burning fossil fuels are burned‚ that is part of everyday in California and the rest of the planet and this is the major source of air pollution. The main fossil fuels burned by humans are petroleum or oil‚ natural gas and coal. Most of the demands
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main forms; the first is a green-field investment‚ which involves the establishment of a wholly new operation in a foreign country. The second involves acquiring or merging with an existing firm in the foreign country. On the other hand‚ FDI is divided into two kinds; horizontal FDI (market-expansion investments) which is investment in the same industry abroad as a firm operates in at home; And vertical FDI (resource-seeking investments)‚ which comprises two forms further; the first is backward vertical
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Analysis Methods There are different analysis methods that can be used to determine user needs. Some of these methods include but are not limited to: user surveys‚ focus groups‚ interviewing‚ scenario and use cases‚ and evaluating an existing or competitor’s system (Bevan‚ 2002). User surveys are a set of questions asked to users to get their opinions on an existing system or feelings on implementing a new one. A survey with open-ended questions is a good method to getting quantitative and qualitative
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jump in the amount of studies that show the variety of medical applications of nanotechnology and nanomaterials. In this article we have seen just a small cross-section of this vast field. However‚ there is more challenges to overcome‚ the greatest one appear to be how to measure up the production of materials and tools‚ and how to lower expenses and timescales. In addition‚ another challenge is to how to secure public confidence and convince them that this rapidly expanding technology is safe. And
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Over the years birthing methods have changed a great deal. When technology wasn’t so advanced there was only one method of giving birth‚ vaginally non-medicated. However‚ in today’s society there are now more than one method of giving birth. In fact‚ there are three methods: Non-medicated vaginal delivery‚ medicated vaginal delivery and cesarean delivery‚ also known as c-section. In the cesarean delivery there is not much to prepare for before the operation‚ except maybe the procedure of the operation
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Advantages and Disadvantages of Social Networking By Donna Cosmato Whether you are a social network addict‚ a novice dabbler‚ or you are thinking about trying online networking‚ you probably have some questions about the advantages and disadvantages of social networking. For example‚ can it really increase one’s productivity or does it just waste valuable time? How safe is it? Before you invest too heavily in online social communities‚ be sure to do your due diligence so you are aware of the risk
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