formula 10 log I ‚ I0 (b) where I 0 1012 W/m2‚ and I is the intensity of the noise in W/m2. At takeoff‚ a certain jet plane has a noise level of 105 decibels. What is the intensity of the sound wave produced by this airplane? (4 marks) (c) Solve 3x 5 Solution 1(ai) 125 mg 1(aii) (3 marks) Q 125e0.375 85.0mg 1(aiii) Q 125e0.37516 0.310mg 1(b) 10 log 105 10 log I I0 I 1012 I 10.5 log 12 10 I 1010.5 12 10 I 0.0316 W / m 2 1(b) ln 3 x ln
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market‚ beating well-known competitors such as; Toshiba‚ Phillips‚ and Siemens (Wicks‚ Andrew C. 2010). Following in 2006‚ there was a significant increase of 10% in sales for GE Healthcare India. With 2007 coming up‚ GE Healthcare India had set a target growth rate of 20%‚ given with the successful low-cost operations they used and market penetration strategies that they previous implemented (Wicks‚ Andrew C. 2010). The low cost ultrasound machines were sold across India to help identify early signs
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Everyone’s Gasoline Problem The price of gasoline is definitely driven by the concept of supply and demand. When prices fall‚ quantity demand will rise‚ when price rises‚ quantity demanded will fall. This statement is true in most cases. But gasoline is a necessity to most Americans. The demand for fuel does not decrease when the price increase. Consumers often influence the price of gasoline. Gas prices in the late spring and summer months are the highest during the entire year. These are
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valid excuses. Also‚ you are expected to be on time everyday. Grading: Grading Points Letter Grade Quizzes and Classwork 250 (25%) A=890 and above 4 Hour Exams 400 (each worth 100 points) (40%) B= 790-889 Final Exam 200 points(20%) C= 690-789 Laboratory 150 points (15%) D= 590-689 Mindmaps 50 points (5%) Total Points 1‚000 points F= Less than 590 points Tests and Exams: Four one hour exams worth 100 points each will be given. There will be no make up exams or early
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Nuclear energy has persisted to be an especially controversial topic due to issues concerning safety‚ efficiency‚ and cost. The very word‚ “nuclear” prompts the public to think of nuclear bombs. However‚ it may be possible for nuclear energy to be a feasible substitute to our existing energy sources. Positive Aspects of Nuclear Power There are numerous advantages of nuclear power; the purity of the energy manufacturing process is one of them. While nuclear energy is not pollutant free‚ it also
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the development of affection. They produced a wire mesh surrogate mother and a soft terry cloth surrogate mother and then observed the amount of time the monkeys spent with each mother per day. The control group in this experiment was the monkeys. c. The data was collected via a line graph which illustrated the amount of hours the baby monkeys spent with each mother per day. d. The researchers found that over time the subjects showed less responsiveness to the lactating wire mother and increasing
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Mrs. Coyer’s Tenth Grade Journalism Class Choosing this project to use as my final presentation was based off of a moral decision to use this class to its full potential. I came into TCXG 464 with the idea of an open mind towards teaching but also having a gut instinct that writing was my passion and teaching was more of a learned science. Yet‚ as I entered the school for my observation I began to get cold feet about the whole idea of passing on the idea of analyzing a writing text book. The
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Week 5 - Discussion 1 This Discussion will give you the opportunity to calculate or identify the three measures of central tendency. You will be asked to select an appropriate real life situation in which one measure would be more appropriate than the other two measures of center. 1. Select a topic of interest to you and record the topic in your posting‚ for example: “What is the average number of hours people watch TV every week?” Make sure the question you ask will be answered with a number‚
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Chapter 3 Relationships Between Quantitative Variables Copyright ©2011 Brooks/Cole‚ Cengage Learning 1 Principle Idea: The description and confirmation of relationships between variables are very important in research. Copyright ©2011 Brooks/Cole‚ Cengage Learning 2 Three Tools we will use … • Scatterplot‚ a two-dimensional graph of data values • Correlation‚ a statistic that measures the strength and direction of a linear relationship between two quantitative variables
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Cody Tidwell Project Part 1 Task 1: Outline Security Policy IS3440 Mr. Lyles Project Part 1 Task 1: Outline Security Policy For the recommendations on the tiered architecture I suggest three-tier architecture. This architecture is the most common. It consists of three tiers; a presentation tier‚ a logic tier‚ and a data tier The presentation tier is the top most level of the application. It is the users interface. Its main function is to translate tasks and results to something
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