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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the plantation‚ age‚ personality of the master‚ type of crops‚ difficulty of work‚ and the location in the south. The experiences of rural and urban slaves differed because there were many advantages as well as disadvantages of living in rural and urban areas. The slaves in the rural area had a few advantages.
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Discuss in depth the advantages and disadvantages of online pharmacies. What ethical dilemmas do they pose? Would you consider purchasing medication from an online pharmacy? Internet pharmacies have been one of the fastest growing sections of pharmaceutical over last few years‚ through mixture of lower cost for customer and with the lower operating costs. There is growing concern as well with the growth of online pharmacy and few people called for tighter regulations to be placed on the online
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Advantages and Disadvantages of Performance Appraisals There seems to be an ongoing debate as to the value of doing employee performance appraisals. Anyone who has given or received a performance appraisal could argue vehemently as to the effectiveness and sensibility of doing them. So what is a performance appraisal? A performance appraisal is an evaluation of job performance over a period of time. It is basically an annual report card on an employee and how they performed over the prior
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or without the help of an experienced teacher by his or her side. However there are some advantages and disadvantages of using social networking for language learning. This article tries to present the role of social networking in education and to know the advantages and disadvantages of it. Though‚ there are many opinion regarding the topic‚ this article would like to limit on the advantages and disadvantages of social networking in english language learning. The social networking sites focus heavily
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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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Advantages and disadvantages of being a sportsmen Professional sportsmen are those people who receive payment for their performance‚ as an individual or within a team environment‚ at a professional level. As any other profession in the world‚ treating sports as an occupation also has its advantages and disadvantages. First of all‚ practicing a professional sport‚ not only helps people have an active an healthy lifestyle‚ but also helps them to develop important skills such as perseverance‚
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modern family is replacing it. The family used to be formed by the grandparents‚ the parents‚ their brothers and sisters and their kids‚ living together in the same house‚ but now the nuclear family formed by the father‚ the mother and their children‚ live in a single house without the rest of the family (“Nuclear Family”). I believe that some of the advantages of living in a modern family are: educational freedom‚ independence of each family member and the free choice in selecting marriage partners.
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Living in the city has both advantages and disadvantages . For the advantages‚ city is a modern place for all people ‚ it has a lot of tall buildings‚ schools ‚ hospital markets ‚ super markets and other places which are very beautiful and very modern.Also‚side it is often easier to find work‚ and there is usually a choice of public transport‚ so you don’’t need to own a car. Also‚ there are a lot of interesting things to do and places to see. For example‚ you can eat in good restaurants‚ visit museums
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about the analysis of results. It can be sobering to consider the amount of data you will generate and the time it will take to analyse. Some advantages and disadvantages of questionnaires follow. Notes on how to deal with some of the disadvantages are also provided‚ as are some references to more comprehensive information on questionnaires. Some disadvantages of questionnaires: Questionnaires‚ like many evaluation methods occur after the event‚ so participants may forget important issues. Questionnaires
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