1. (Resource Demand) How do firms and individuals determine if it ’s worth it to (a) invest in capital improvements‚ (b) hire additional workers‚ or (c) decide where to work? Briefly explain. Answer – Firms and individuals determine if it’s worth it to invest in capital improvements when the marginal product of capital is more than the interest paid on each unit of capital. Similarly‚ when the marginal product of labor is more than the wage rate of each unit of labor‚ until then the firms and individuals
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adolescents show the greatest changes. (3) Critical periods are the specific times when the development of certain characteristics is very sensitive to the interaction between physical and environmental influences. Feedback on question 2 The correct answer is alternative 3. Here it is important to keep the interactive nature of physical development and environmental influences in mind. Read the examples in your prescribed book (p. 18). After studying the discussion of critical or sensitive periods and
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ACS124: Modelling‚ analysis and control by J A Rossiter Tutorial sheet outline solutions TUTORIAL ANSWERS 1 Units in Modelling a) The lightest mass is 20 g. b) The shortest distance is 4.2 yards. c) The largest area is largest 8.7 ft2. d) The greatest volume is greatest 2 m3. e) The highest temperature is 300K. f) The smallest pressure is 7.8 bar. g) The smallest power is 5000 Btu/hr. Note: 1 slug = 37.17 lb‚ 1 Btu/s = 778 ft-lbf/s & 1 ft-lbf/s = 1.356 x 10-3 kW 1 Models can be
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First Paper Writing Assignment H1112 - Gaston Please choose one of the following options as the basis for an essay of one to two pages in length. Please see instructions below the questions for further guidelines. 1) “The Lost Entry” – For this paper‚ you will create a four or five line entry to Columbus’s travel journal. This entry must be accompanied by a paper of one to one and a half pages that uses Columbus’s actual letter as evidence to explain why you wrote the entry as you did.
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Worked solutions to student book questions Chapter 2 Analysis by mass Q1. a b Why was the soup sample in Worked Example 2.1 heated to 110°C? Why was it necessary to weigh the sample four times? A1. a b The soup was heated above 100°C to evaporate water from the sample. By repeatedly heating the sample until the mass remained unchanged‚ the analyst could be sure that all the water had been removed. Q2. Some laboratories use microwave ovens in place of conventional ovens to
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Answers 1a) On graph paper 1b) At molecular level‚ Haemoglobin is a protein made of four subunits bound together. Each of the subunits consists of a molecular group known as ‘heme’ and a polypeptide attached to the ‘heme’. The ‘heme’ group contains one atom of iron (Fe²+) and it is this iron that the oxygen molecule combines itself to. As there are four of the iron molecules in the haemoglobin this shows that a maximum of four oxygen molecules can be carried by the haemoglobin at anytime. For simplicity
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NMP-XIII CORPORATE FINANCE FOR ENHANCING VALUE (First Quiz) (Open book) Time Allowed: 10 minutes MM: 6 Note: Attempt all the questions. All questions carry equal marks. Correct answers should be marked by darkening the circles in the answer sheet provided. 1. The primary goal of a publicly-owned firm interested in serving its stockholders should be to: a. Maximize expected total corporate profit. b. Maximize expected EPS.
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displayed in the small window to the right of the Hyperventilation button. 5. Watch the oscilloscope display and the PCO2 window‚ and click Stop before the tracing reaches the end of the screen. What happens to PCO2 during rapid breathing? Explain your answer. 6. Click Record Data. 7. Now click Clear Tracings to prepare for the next run. Rebreathing When Rebreathing is clicked‚ a small bag will appear over the end of the air tube to allow the air within the lungs to be repeatedly inspired and expired
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K+ out of the neuron through the K+ leak channels. Your answer: If the extracellular K+ increases then the concentration of intracellular K+ will decrease causing a decrease in the steepness of the concentration gradient and fewer K+ ions would be drawn out. 2. Explain why increasing extracellular K+ causes the membrane potential to change to a less negative value. How well did the results compare with your prediction? Your answer: If extracellular K+ is increased then the intracellular
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Chapter 16 Working Capital Management Learning Objectives After reading this chapter‚ students should be able to: ◆ Define basic working capital terminology. ◆ Calculate the inventory conversion period‚ the receivables collection period‚ and the payables deferral period to determine the cash conversion cycle. ◆ Distinguish among relaxed‚ restricted‚ and moderate current asset investment policies‚ and explain the effect of each on risk and expected return. ◆ Identify
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