Polishing and buffing are finishing processes for smoothing a workpiece’s surface using an abrasive and a work wheel. Technically polishing refers to processes that use an abrasive that is glued to the work wheel‚ while buffing uses a loose abrasive applied to the work wheel. Polishing is a more aggressive process while buffing is less harsh‚ which leads to a smoother‚ brighter finish.[1] A common misconception is that a polished surface has a mirror bright finish‚ however most mirror bright finishes
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APPLICATIONS OF COMPUTERS || INTRODUCTION When more than one thing is needed to work together before an action can take place‚ we say we have a system. The computer needs several things before it can be used to solve problems. Therefore‚ we say the computer is a system. We may have systems around us even in our body. How we eat or what happens to the food we eat is a system. This is called the Digestive System. We need mouth‚ tongue‚ teeth and stomach for us to make good use of the food we eat.
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Computer Uses Today’s technology has changed the view of world. Among them computers are one of the best creations of the technology. Computers are the best closer look of new era’s technology. Computers are very useful in our routine life as a source of entertainment‚ as a medium of education and as a one way of business. First‚ Computers play a role of entertainer in our life. We can play a game on the computer. We can also download and upload games from the internet or from the
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“Critics often argue that the use of computers is reducing levels of literacy.” Can you imagine life without computers? They are surely a great invention of all times. Along the years‚ it has proved to be an excellent helping hand in most activities. Yet‚ have the changes they brought about really been for the better? To begin with‚ the benefits of computers cannot be denied. On the one hand‚ they save valuable time and space. Time consuming tasks‚ such as checking bank accounts‚ can now be done
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Uses of Computers in different Fields Our daily encounters with and dependence upon technology is almost invisible as it takes the shape of electronic climate control system‚ wireless communication systems such as phones and pagers‚ automatic tellers to dispense money. Magnetically striped cards to facilitate consumer transactions‚ cable and satellite television‚ auto mobiles and mass transit. Free trade agreements have led to globalization of commerce and scientific debate about global
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was its purpose? How was it used in history? What were the techniques used to influence people? Propaganda is the deliberate spreading of rumors‚ ideas‚ or information to help or even harm a person‚ group‚ movement‚ institution‚ or nation. Propaganda is the use of images to influence or persuade an audience‚ it is a way to address and sway many important events today and throughout history. Americans used propaganda for motivation in WWII‚ as well as in churches. Many religious groups use it to spread
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10/18/13 What are the uses of computers in defence GO Ask us anything ANTI-VIRUS SOFTWARE AUDIO EDITING AND RECORDING CLOUD COMPUTING Sign In | Sign Up MORE Answers.com > Wiki Answers > Categories > Technology > Software and Applications (non-game) > What are the uses of computers in defence? What are the uses of computers in defence? See what questions your friends are asking today. Legacy account member? Sign in. Categories Anti-Virus Software Audio Editing
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often computers and related equipment are being involved in the educational process nowadays. This tendency of wiring schools‚ exercising long distance learning‚ and depending on the internet for information is apparently being actively promoted. Lately‚ politicians and some educators have begun praising computers as the new technological universal remedy‚ “the one that will turn classrooms into cybernetic gardens for growing young minds” (EMC Paradigm Publishing). The utilization of computers in education
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industries have changed so much in such a short time as the computer industry‚ and the pace of change shows no sign of slowing. The computer now has a role in almost every aspect of modern life‚ and it has radically affected the way people work‚ play‚ study and organize their lives. As we enter the 21st century‚ computers are influencing ways of teaching and learning‚ as access to computers in schools is becoming more widespread and varied. Their use enables the learner to develop at his or her own pace
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Almost everyone today uses coal in their everyday life‚ whether you know it or not. Coal has become such an important resource is today’s society‚ that if all of the coal was too disappear we probably wouldn’t have a great chance of surviving for very long. But in saying that we are also killing our environment by using it so much. Coal has its advantages and disadvantages‚ which is why using coal is a touchy subject. As much as we know that we use coal‚ not many people know how it was formed‚ how
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