2-12 what is the fraction of the total refresh time per frame spent in retrace of the electron beam for a noninterlaced raster system with a resolution of 1280 by 1024‚ a refresh rate of 60 Hz‚ a horizontal retrace time of 5 microseconds‚ and a vertical retrace time of 500 microseconds? 1sec = 10^6 usec Refresh rate = 60Hz = 1/60 sec to scan = 16.7 msec The time for horizontal retrace = 1024 x 5 usec The time for vertical retrace = 500 usec Total time spent for retrace = 5120 + 500 = 5620
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Contrary to popular belief‚ Asian superiority in America is nothing but a myth. The relationship between Asians and other races in America is weakened by the idea that Asians have the ability to rule the nation. In his essay‚ “The Harmful Myth of Asian Superiority‚” Ronald Takaki effectively argues that Asian Superiority in the United States is nowhere near the truth through the use of statistical evidence to provide reasons why Asian Americans do not actually have advantages compared to other minorities
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One of the most harmful effects that European conquest caused on the world was the practice of Slavery‚ and it took place in Africa. First‚ European explored African and conquered them‚ then they took some of African population into other countries for work labor because they stand the weather and bare the hardworking while Europeans could not . Olaudah Equiano said in his document " When I looked round the ship too and saw a large furnace or cooper boiling‚ and a multitude of black of every description
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Lying. We are all liars. We lie to others‚ and we lie to ourselves. Anyone who says they never lie is the biggest liar of all. From childhood onwards‚ we are bombarded with the message that honesty is always the best policy‚ from teachers‚ parents‚ religion and society in general. But‚ there are times when lying is permissible‚ particularly the little white lie. It is permissible when it saves a life‚ for the cause of peace‚ to spare another person’s feelings and to provide comfort. If saying a
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Animal Testing Animal testing has been around for a long time. Many do not want to change and stop animal testing. Others are up for change and they believe it would be for the better. Although‚ for the safety of people‚ makeup and drugs have been tested on animals. Many believe that animal testing should come to an end. Others‚ however‚ believe animal testing should continue to make sure the people who would use the makeup or drugs would be safe. Animal testing has been a problem that needs
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The Winchester Trouper is an Anglo-Saxton service book dating from about 980 (Hugues‚ Dom 180). This collection of songs was performed in the early church. There are two of these tropers‚ the second one is just a modified version of the first. A troper is a type of medieval liturgical chant book (Sadie‚ Stanley 794). The earliest known practical source of polyphony is one of the two 11th century tropers from Winchester (Caldwell‚ John 116). Polyphony is the style of music which has multiple parts
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Keeping a solid mindset at all times is important‚ but actions are what define a person. Staying alive during hard and dangerous times may be very difficult‚ but it is important to do. Slavomir Rawicz had to scale mountains with no gear after traveling for weeks through a desert on his journey. “So we went on and on‚ painfully‚ like flies struggling through a path of treacle. We made long traverses to right and left to avoid the impossible extra exertion for a final assault” (Rawicz 255). Rawicz
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Opportunity costs History The term was coined in 1914 by Austrian economist Friedrich von Wieser in his book Theorie der gesellschaftlichen Wirtschaft. It was first described in 1848 by French classical economist Frédéric Bastiat in his essay "What Is Seen and What Is Not Seen A benefit‚ profit‚ or value of something that must be given up to acquire or achieve something else. Since every resource (land‚ money‚ time‚ etc.) can be put to alternative uses‚ every action‚ choice‚ or decision
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Internet and television are extremely important sources of information and communication in today`s world. We rely on the Internet to help succeed in our jobs and classes‚ it also allows for more interaction with fellow individuals that live beyond our face-to-face communication center‚ and helps create new connections. Television keeps us informed of the news and it is a way to interact with your family and friends. The digital era is growing fast and improving a lot in the 21st century‚ and the
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“reality” television shows that have made teen moms‚ extreme party goers‚ alcoholics and even drug addict’s huge‚ rich reality super stars. The main demographic viewers of these types of show range from preteens to young adults. In my opinion these so called “reality” television shows are giving their viewers a false sense of what reality and success really is. As a father to a preteen and toddler I am always doing my best to monitor what my children are viewing on their televisions. Before
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