WIND ELECTRICITY GENERATION Introduction Windpower technology dates back many centuries. There are historical claims that wind machines which harness the power of the wind date back beyond the time of the ancient Egyptians. Hero of Alexandria used a simple windmill to power an organ whilst the Babylonian emperor‚ Hammurabi‚ used windmills for an ambitious irrigation project as early as the 17th century BC. The Persians built windmills in the 7th century AD for milling and irrigation and rustic
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Background of the Study A wind turbine is a device that converts kinetic energy from the wind‚ also called wind energy‚ into mechanical energy in a process known as wind power. If the mechanical energy is used to produce electricity‚ the device may be called a wind turbine or wind power plant. If the mechanical energy is used to drive machinery‚ such as for grinding grain or pumping water‚ the device is called a windmill or wind pump. Similarly‚ it may be referred to as a wind charger when used for charging
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The Summary of P.B. Shelley’s Ode to the West Wind Published in 1820‚ P.B. Shelley’s Ode to the West Wind‚ is a poem which allegorizes the role of the poet as the voice of change and revolution. Shelley realizes that he cannot in actual life‚ rise to the height of imaginative perfection‚ which was his dream. But it is his bold optimism that he invokes the West Wind to blow the clarion call to the ‘unawaken’d earth’ and to sow the seeds of hope of regeneration. The poem begins with three stanzas
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A Strange Wind – Timothy Wangusa A strange wind is blowing‚ dust fills our eyes.1 We turn and walk the unintended way.2 We press our eyes and reopen them‚3 to expanded horizons‚ to a new day.4 The narrow circle of our cherished experience breaks.5 Our trusted gods dissolve and ghosts vanish‚6 these embodied voices announce the world news.7 We see the hidden side of the moon;8 The dead man’s eye transfers to the living.9 The atom splits and the nightingale croaks;10 Economics opposes charity
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states that plants respire at a faster rate if they are exposed to wind‚ opposed to no wind. This was tested by putting one plant in water in front of a fan and the other plant in water‚ but with no fan. The results showed that the plant in front of the fan transpired more. However‚ since the plant blew cold air it affected the rate of transpiration and altered the experiment. Overall‚ this experiment supports the hypothesis that wind makes plants transpire more.
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Introduction: The novel “The Divine Wind” written by Gary Disher is a novel that presents the readers the conflicts that occur throughout the history of mankind and were all caused by the racial prejudice. The years of 1940’s in the chaotic times of Australia where it was filed with war and hatred in which many lives and loved once and families was destroyed. This novel is a good example of a historical setting. It also shown us the prevalence of racial prejudice that result to hardship between
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“When you’re through learning‚ you’re through” – Will Rodgers. The book‚ Inherit the Wind by Jerome Lawrence and Robert E. Lee‚ takes place in a small town in the heart of Tennessee‚ Hillsboro‚ and the Bible Belt in the 1920’s. The play covers one of the first evolution v. religion cases in the South. A teacher named Bertham Cates thought the teachings of Darwin were fascinating. Even though it was outlawed to teach evolution‚ he decided to teach his students the teachings. Not soon after‚ he finds
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Linguistics professor and best-selling author‚ Deborah Tannen explains how “The Argument Culture” wants us to accept that by creating conflict is the best way of getting things done with an adversarial disposition. An essay taken from her book‚ The Argument Culture: Moving from Debate to Dialogue (1988)‚ Tannen expresses her views on having adversarial dialogue between two sides has weakened communication in our society. Although‚ we live in a society where we are free to express our conflicts
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Evolution‚ the belief that all humans were made from earlier forms of history in the Earth that leaves people in a true controversy over what to believe. Inherit The Wind is a play revolving the Scopes Monkey Trial‚ where a school teacher‚ Bertram Cates‚ taught evolutionism to his students without being allowed. He is then accused and brought to trial where many people come to join in the fight. Brady‚ a lawyer‚ has the job in the play to prosecute this “lawbreaker” while putting up a strong personality
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unpleasant past between White Australians‚ indigenous Australians and Japanese people‚ there have long been tensions between these racial groups. These were intensified by the fear and threat of invasion during World War II. In the novel‚ The Divine Wind‚ Garry Disher presents readers with a confronting account of prejudice and fear during this time. This is evident through Disher’s representation of the harsh treatment of aborigines and Japanese; furthermore‚ it is illustrated that everyone is capable
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