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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It is gas taxation. Taxes on gas hit wallets hard and drain bank accounts. The federal gas tax was a mere penny per gallon and first came into effect in 1932 as a temporary charge. Nine years later‚ the gas tax became permanent through the Revenue Act of 1941 in order to help fund the war effort and increased by half a cent per gallon. In 1959‚ President Eisenhower raised the tax to four pennies per gallon to fund his creation of the interstate highway system. As of 2005‚ the federal gas tax alone
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are Answer Selected Answer: vivid recall for earlier events associated with extreme emotions Correct Answer: all of the above Question 3 2.5 out of 2.5 points B. F. Skinner is associated with positive reinforcement‚ shaping‚ and cumulative records. Answer Selected Answer: True Correct Answer: True Question 4 2.5 out of 2.5 points Organic amnesia is when memory fades with the passage of time. Answer Selected Answer: False Correct Answer: False
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Second Life Case Study Questions/Answers CASE STUDY QUESTIONS QUESTION 3 There are several ways to start up business in an online virtual server. Second Life as of now harbored few to many online companies that does business online as a form of advertising or even setting up their virtual business inside the server by buying up “lands” in the so called “Grid” world. Of course‚ to do that‚ you have to buy the virtual “land” to start up the virtual business by subscribing to the premium membership
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Gas Tungsten Arc Welding The Process Gas Tungsten Arc Welding‚ also known as Tungsten Inert Gas Welding‚ is an arc welding process that uses a non-consumable tungsten electrode to produce a weld. The weld area is protected from atmospheric contamination by an inert shielding gas‚ such as argon or helium‚ and filler metal is normally used‚ except in autogenous welds. A constant-current welding power supply produces energy which is conducted across the arc through a column of highly ionized gas and
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Neeld HUM1020 15 November 2017 Gas Warfare Boils‚ burning‚ and blindness imagine sitting in a field hospital in agony wishing that the pain would just end. Many of these soldiers’ lives would be forever changed after heading to the battlefield and being confronted with this. We all know that warfare technology through the age’s changes and advances but even a general from five hundred years ago would say that this is just cold-blooded. That dreadful weapon is gas warfare or a specialized munition
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Occupational Health and Safety Practitioner Learning Guide UNIT BSBOHS507B — FACILITATE THE APPLICATION OF PRINCIPLES OF OCCUPATIONAL HEALTH TO CONTROL OHS RISK January 2008 ® BSBOHS507B – FACILITATE THE APPLICATION OF PRINCIPLES OF OCCUPATIONAL HEALTH TO CONTROL OHS RISK ISBN X-XXXXXX-XX-X (web version) ISBN X-XXXXXX-XX-X (paperback) Published by WorkSafe‚ Department of Consumer and Employment Protection‚ PO Box 294‚ WEST PERTH WA 6872. Tel: Toll Free 1300 307 877. Email: institute@worksafe
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Gas is an important productive resource in the world. Driving cars‚ heating buildings‚ producing electricity‚ people all need gas. Therefore‚ gas is directly related to people’s normal life and the global economy. Recently‚ due to the fights between Israel and the Hezbollah guerrilla‚ the Middle East political and economic situation has been deteriorating‚ which has led to the continuous hikes of gas prices. Since gas plays an important role in our economy‚ people should understand that the high
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exists in a gas phase at room temperature and 1 atm‚ but can also be obtained in solid phase (dry ice) for a general laboratory setting. In order to obtain liquid phase CO2 at room temperature and 1 atm‚ CO2 has to be pressurized and heated past the triple point‚ shown in Figure 1. 1 At temperatures above -56.6°C and pressures above 5.1 atm‚ liquid CO2 can be formed condensed and be used to extract limonene.1 The high pressure could be achieved by increasing the moles of CO2 gas
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Shale gas: Pro and Cons for UK Abstract Introduction Shale gas is natural gas that is found in shale formations. It is becoming increasingly important as major nations are beginning to become involved in this revolution. The gas is rich in petroleum and natural gas. Unlike conventional natural gas‚ which is in permeable rocks like sandstone‚ gas cannot flow through the shale. Therefore‚ just drilling a well isn’t enough to extract this gas. As a result of this‚ fracking or hydraulic fracturing
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