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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Advantages Solar cells provide cost effective solutions to energy problems in places where there is no mains electricity. Solar cells are also totally silent and non-polluting. As they have no moving parts they require little maintenance and have a long lifetime. Compared to other renewable sources they also possess many advantages; wind and water power rely on turbines which are noisy‚ expensive and liable to breaking down. Rooftop power is a good way of supplying energy to a growing community
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Advantages and disadvantages of living in Singapore Many envy those who live in metropolitan cities like Singapore as the standard of living is higher‚ lifestyle is comfortable and the country is a safe haven sheltered from many natural disasters. As the saying goes‚ there are always two sides to a coin. Amid the many advantages‚ lie the disadvantages that a modern city brings. One of the advantages of living in Singapore will be its reputation as a safe haven. In fact‚ Singapore is one of the
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ADVANTAGES AND DISADVANTAGES OF MOBILE PHONES ADVANTAGES AND DISADVANTAGES OF MOBILE PHONES Mobile phones are used all over the world for different purposes. In this essay‚ we will be looking at the advantages and disadvantages of using mobile phones. Dr Martin Cooper is considered the inventor of the first portable handset and the first person to make a call on a portable cell phone‚ in April 1973. This portable phone had numerous features never seen before. It revolutionised communication
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Advantages and disadvantages of umbrella brands Branding - the process is extremely complicated and expensive. First‚ a creative studio comes up with its concept. Then the ad agency creates ads that invented the "outdoor advertising" and plans to BTL-actions. Then comes the turn to media buyers‚ who are developing an advertising campaign and buy it at the time on radio and television‚ the band in print periodicals‚ and billboards. As the supporting forces here are the PR and brand managers who
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FDI in India Advantages and Disadvantages Overview First of all‚ FDI means Foreign Direct Investment which is mainly dealings with monetary matters and using this way they acquires standalone position in the Indian economy. Their policy is very simple to remove rivals. In beginning days they sell products at low price so other competitor shut down in few months. And then companies like Wall-Mart will increase prices than actual product price. They are focusing on national and international economic
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Advantages and disadvantages of using Internet. Nowadays almost everyone in the world have had a contact with computers. A great part of them has been using international computer’s net known as Internet. I think using internet has more advantages then disadvantages. First of all‚ Internet provides access to a lot of information. Some of them are very useful in your job other helps in your hobby. Searching the net with Google‚ you can find everything you want. You can also do shopping using Internet
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Social Network Sites: Advantages and Disadvantages I. Introduction a. Attention Getter: Imagine being stripped of your privileges to have access to social network sites such as facebook‚ twitter‚ myspace‚ and/or instagram…How would you reach out to family and friends you don’t get a chance to communicate with often? b. Name: Hello my name is Kenyatta Stephens c. Topic: Social Network Sites: Advantages and Disadvantages (SLIDE) d. Relevance: Social network sites
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accurate‚ consistent‚ and efficient manner. Most MISs are organized along the function lines of an organization. Typical functional management information systems include financial‚ manufacturing‚ marketing‚ human resources and other specialized systems. Each system is composed of inputs‚ processing subsystems‚ and outputs. Helpfulness of MIS to Air Asia (Online reservation system) Online reservation system is helping Air Asia to reduce cost‚ employees and time. Air Asia use online reservation system
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ADVANTAGES AND DISADVANTAGES OF PRIVATISATION Contents 1.0 INTRODUCTION 1 2.0 ADVANTAGES OF PUBLIC SECTOR PRIVATISATION 2 2.1 Improving Efficiencies 2 2.2 Reduction in Government Cost and Spending 3 2.3 Focusing on Core Competences 3 2.4 Streamlining Businesses to Allow Productive Job Creations 4 2.5 Obtaining Goal Congruences 4 2.6 Effective Utilization of Taxpayers’ Money 5 2.7 Generate Income Tax Revenue 5 2.8 Improving Government Financing 6 2.9 Reorganisation or Restructuring
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