FORCE ALWAYS HAS FOUR PROPERTIES: 1. It can be expressed as the difference between the initial and final values of a potential-energy function. 3. It is independent of the path of the body and depends only on the starting and ending points. 2. It is reversible. 4. When the starting and ending points are the same‚ the total work is zero. The total mechanical energy ME = K + U is constant. Object moving in a uniform gravitational field gravitational a U = Fh = mgh d ha F=mg Wab =
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UNIVERSITY ENTRANCE EXAMINATION PHYSICS Duration : 2 hours Please read the following instructions carefully. 1. This paper is made up of 50 Multiple-Choice questions and comprises ELEVEN (11) printed pages. 2. Do not write on the question paper. 3. Answer all questions and indicate your answers on the answer sheet provided. Marks will not be deducted for wrong answers. 4. Do not take any paper‚ including the question paper or unused answer sheets‚ out of the examination
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beginning we see Lady Macbeth playing the more superior‚ more dominating role of the two. She lays all the plans and all Macbeth has to do is obey her commands. She comes across as a woman‚ who is persuasive and manipulative. Macbeth on the other hand is fickle-minded and unsure. We discover that the man‚ who is praised so highly by the King and the general public‚ is actually weak and submissive man. However‚ towards the end of the play‚ Lady Macbeth‚ comes across as one who has succumbed to her guilt
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Affection and Ambition Harold Bloom says the Macbeths relationship is the "best marriage in Shakespeare" at the beginning of the play‚ equal in love and ambition. They are famous for their love: Duncan calls Macbeth’s affection "sharp as his spur‚" while Macbeth calls his wife "dearest partner of greatness" and "dearest love." They are equally close in ambition: her first words include "he that’s coming must be provided for‚" and his letter speaks of "what greatness is promised thee." Duncan’s murder is
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American Greatness in the Revolutionary War Battle of Lexington and Concord The Battle of Lexington and Concord took place on the 18th of April‚ 1775. British plans were discovered to send 700 soldiers to Concord‚ a town outside of Boston. Their plans were to destroy guns and ammunition that were being stored in the town. They were also planning to arrest Samuel Adams and John Hancock‚ who were two of the leaders of the patriot movement. The Americans were warned of the assault of the British
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Potential Energy • Definition and Mathematics of Work • Calculating the Amount of Work Done by Forces • Potential Energy • Kinetic Energy • Mechanical Energy • Power An object can store energy as the result of its position. For example‚ the heavy ball of a demolition machine is storing energy when it is held at an elevated position. This stored energy of position is referred to as potential energy. Similarly‚ a drawn bow is able to store energy as the result of its position. When assuming
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2010 The Greatness of Edgar Allan Poe Some people think Edgar Allan Poe is one of the greatest writers in history. Poe mostly wrote in a Gothic theme‚ which makes the story creepy and mysterious. The death of his family members played a big part in the type of writing he did. He became a drinker and gambler‚ which led him down the path of the crazed thoughts that come out in his stories. Edgar Allan Poe has a claim to literary greatness because of his mysterious‚ Gothic writing that has many deeper
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Redox potential – CV Acetonitrile Adjusted sensitivity Each ;line represents diff scan rates all been overlayed on one digarm Scan rates ranged from 0 .1 s-1 to 1 Peak due to iodide oxidation is read from +peak to – peak bottom line. Iodide to triiodide Glycol Didn’t work Using equation ip = 2.69 ×105 n3/2 A D1/2 C ν1/2 compare to linear equation y = mx+c y = peak current x = V1/2 c = zero Therefore m is = everything else C = concentration 0.05 M ethylene glycol (acetonitrile
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“The greatness of human personality begins at the hour of birth” (Absorbent Mind by Maria Montessori‚ chapter 1) Welcoming a child into this world and into one’s home is one of the happiest moments in anyone’s life. A new life together as a family means parents embark on a significant new challenge to promote their child’s healthy physical‚ mental and emotional growth and development. As a child’s first contact in the world‚ a parent’s role is to expose him to age appropriate challenges‚ situations
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Macbeth is a play of contradiction and ambition. Driven to becoming King‚ Macbeth will kill all and any that get in his way. He puts his faith in the words and prophesies of three witches‚ after their first one (that he will become Thane of Cawdor) comes through. Macbeth’s wife‚ Lady Macbeth‚ is instrumental is Macbeth’s ambition‚ egging him on when he fears he has gone to far‚ and scheming of greatness. It was written by William Shakespeare between 1603 and 1607. One of the greatest tragedies ever
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