absolute permeability*‚ relative permeability*‚ iron losses. *From Electrical Principles in year 1. d) Describe the two magnetic properties (defined in c.) of each material in a. (There are information files on LearnZone that you may wish to use to get you started.) a.) Iron and stainless steel b.) Iron is used in power transformers as a core. Stainless Steel ac motors c.) retentivity - the ability of a substance to retain or resist magnetization‚ frequently measured as the strength of the
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Electricity was first researched by Thales of Miletos around 600BC. He conducted a few experiments on static electricity in which he believed that friction made amber become magnetized. Other than the fact that people knew that eels produced electric shocks‚ electricity was little more than an intellectual curiosity for over 2000 years. Until 1600 when someone from England discovered the lodestone effect when amber with static would attract small objects towards it. In the 18th century‚ Benjamin
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Task 1 Dear Manager‚ Preliminary Scheduling of the Logistics Services for the Coming Season Introduction This report will be focused on the preliminary scheduling of the logistics services for the coming season. The distribution plan will be scheduled by using a mathematical model. Further explanation and discussion will be included. Background According to the attached spreadsheet‚ as shown in the relevant data and information because of the increasing difficulty of the environment‚
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Transportation and environmental issues are opposite in nature since transportation deliver socio-economic benefits are great‚ but at the same time impactingenvironmental transportation system. On one side‚ supporting transport activities growing demand for passenger and cargo movement‚ while on the other‚ transportation activities associated with increasing levels of external environment. This has reached the point where transport is the dominant source of the pollution emission and multiple effects
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The transportation is a basis of utilities that governments should provide to their citizens. If they have to choose to spend money on improving between roads and highways and public transportation. The public transportation is a service for the most people in the country. Therefore‚ if governments have to spend money‚ they should expend for the best advantage. It means that medium and low state people go by buses‚ trains or subways more than high state people go by cars. If governments improve
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Transportation is the one of important thing in our life. If there was not transportation‚ how would we go somewhere or how would goods be transported? In ancient times‚ new places were explored and also nowadays‚ space is being discovered through transportation. If nothing moves‚ nothing happens. Namely‚ life without transportation can not be thought. Many things are invented for transportation until now. The wheel was invented in about 3000 BC. From that time to now‚ transportation styles and vehicles
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Transportation Transportation is one of the most important technological ways to arrive faster from place to another .Its plays a vital role in today’s world and has a deep impact on almost all spheres of human activity including leisure‚ tourism‚ supplies and business .In Egypt‚ we have lots of transportation issues that need to be solved. Firstly‚ traffic congestion and parking difficulties. Congestion is one of the most prevalent transport problems in large urban agglomerations‚ usually above
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“Transportation is the center of the world! It is the glue of our daily lives.” -Robin Chase The world that we live in now will most likely be impossible had it not been for innovations in transportation. There would not have been any great infrastructure‚ industrialisation‚ or massive production‚ if transportation was incompetent. Life would not have kept up with the fast changing times if there were no huge trucks‚ trailers‚ cargo ships‚ or large aircrafts to carry them to different places
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Transport or transportation is the movement of people‚ animals and goods from one location to another. Modes of transport include air‚ rail‚ road‚ water‚ cable etc. In Guyana‚ transportation is a major issue among many commuters. When commuters complain‚ the authorities place notices in the newspapers‚ informing the public that fare increases have not been approved‚ advising commuters not to pay the increased fares. However‚ not paying the requested fares may result in an assault on the commuter
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Transportation March 2‚ 2013 Department of Transportation The Department of Transportation (DOT) was established on October 15‚ 1966. Its first secretary‚ Alan S. Boyd‚ took office on January 16‚ 1967. But the department ’s first official day of operation was April 1‚ 1967. The mission of the Department of Transportation is to provide an efficient and economical national transportation system. In other words‚ to maintain and provide a safe‚ efficient‚ environmentally‚ aesthetically and culturally
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