exam1 - Final Exam, ENSC 100, 3:30-6:30, Dec 8, 2003 Name:...

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Unformatted text preview: Final Exam, ENSC 100, 3:30-6:30, Dec 8, 2003 Name: Group: Student Number: This is a closed-book exam. You may not consult any written material of any kind during the examination. All questions are multiple choice and are worth three points. There is exactly one correct answer to each question. One point will be deducted for each incorrect answer. Mark your answers directly on the exam sheet. 1. According to the first few lectures in the course, how far back does the history of engi- neering go? a) Over a million years. b) To about 10,000 BC. c) To the fifth century BC. d) To the early 13th century AD. 2. A heat pump is a device that: a) Uses the difference in temperature between two objects to move a fluid b) Uses mechanical power to move heat from a cold object to a hot object c) Uses mechanical power to move heat from a hot object to a cold object d) Extracts work from hot fluids 3. Henry Hollerith adapted the punched card to store information about: a) Complex weaving patterns b) the 1890 US population c) the control of lathes for making gun barrels d) military codes used by Germany during World War II 4. One cause suggested in lectures for the re-awakening of technology in Europe in the fourteenth century was: a) the influence of the Church b) the need to defend against invaders from Eastern Europe c) the discovery of the New World d) the Black Death 5. In what profession were the Luddites employed? a) Priests b) Weavers c) Rocket scientists d) Lathe operators 1 6. Which of the following 20-th century inventions was not developed during the Second World War? a) the computer b) the transistor c) atomic power d) the jet aircraft 7. The traveller Lemuel Gulliver encountered a community of absurdly impractical scientists during his voyage to: a) Lilliput b) Brobdingnag c) Laputa d) Houynhnmland 8. According to the laws of engineering suggested in the course, when an item is mass- produced, then as the number of items produced tends to infinity, a) the unit cost of each item tends to zero b) the unit cost of each item tends to the cost of the raw materials used in its manu- facture c) the number of flaws in each item tends to increase d) the ratio of materials costs to engineering design costs remains fixed 9. Imagine we have an empty cardboard box, well insulated, so that no heat or electric current can pass through the walls. Which of the following scenarios necessarily violates the First Law of Thermodynamics (also known as the Law of Conservation of Energy)? a) A bucket of lukewarm water is placed in the box. When the box is opened, a cloud of steam escapes, and there is some ice left in the bottom of the bucket. b) A bucket of lukewarm water is placed in the box. When the box is opened, the bucket is found to be full of ice....
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exam1 - Final Exam, ENSC 100, 3:30-6:30, Dec 8, 2003 Name:...

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