An elevator is a mechanism for moving people and freight from level to level in a building or any other structure. The first elevator-like structure was built in 236 BC by the Archimeds. This construction was a hoist operated by ropes and pulleys. However‚ the first pragmatic elevator was not developed until the 19th century. Though sensible‚ this elevator has been modified many times throughout the course of history and is still updated with all of the new advancements in math and technology
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HYDROLOGICAL CLASSIFICATION OF SOILS ALONG TOPOSEQUENCES IN IKPA RIVER BASIN‚ AKWA IBOM STATE‚ SOUTH-EASTERN NIGERIA. A RESEARCH PROJECT BY WILLIAMS‚ UBONG OKON SUBMITTED TO THE DEPARTMENT OF SOIL SCIENCE UNIVERSITY OF UYO IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE AWARD OF BACHELOR OF AGRICULTURE (B. AGRIC.) DEGREE IN SOIL SCIENCE DECEMBER‚ 2012 CERTIFICATION This is to certify that this research project Hydrological Classification of Soils along Toposequences in Ikpa
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Historical development of vehicle brakes: The development of braking systems was synonymous with the invention of the wheel. It is assumed that some primitive methods of slowing and stoping the first vehicles and carts was to deploy a log attached by rope off the vehicle and allow it to drag along behind. Another assumed method may have been to deploy an anchor of wedge that could be stuck into the ground. As the development of brakes was becoming more of an important issue‚ the dragged systems
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Introduction The energy consumed in Spain every day‚ both for the industrial sector‚ as for domestic consumers comes from multiple forms of primary energy sources‚ from which we get electricity. It is important to consider where these primary energy sources come from‚ and the value year after year the degree of self-sufficiency that primary energy resources have in Spain. The energy sector accounts for about 2.5% of the country’s Gross Domestic Product. However‚ this sector has a greater importance
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ATTENTION: The Singapore Copyright Act applies to the use of this document. Nanyang Technological University Library AE1001 NANYANG TECHNOLOGICAL UNIVERSITY SEMESTER 1 EXAMINATION 2009-2010 AE1001 – DISCOVERY COURSE I November/December 2009 Time Allowed: 2½ hours Seat Number: Matriculation Number: INSTRUCTIONS 1. This paper contains FIVE (5) questions and comprises NINE (9) pages. 2. Answer ALL questions. Support your answers with formulae and figures whenever appropriate. 3. Write the
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GIANT SEA SNAKE ( PELAMIS ) A Renewable Energy Application Abstract: Over the last few year’s development associated with low or even zero based greenhouse gas emitting energy sources is on it’s peak. More recently volatility in the price of oil and gas has increased the number of problems of low greenhouse gas emitting energy sources. Our paper mainly concern’s in this aspect to produce electricity with the lowest p/kWh with no-fuel and delivers
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Profile We are Chennai based renowned firm engaged in wholesale and Retail trading of wide range of Hydraulic Fittings & Accessories‚ precision engineered safety equipment‚ Cable wires‚ Fasteners and machine tools. The durable range of products offered by us is as per the international standards on quality and safety making our range a remarkable one. The gamut of world class products offered by us comprises of Hydro-pneumatic Fittings‚ hand-tools‚ cutting tools‚ precision instruments‚ fasteners
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Effect of Greywater Irrigation on Soil Hydraulic Properties Henry Hartono Gunawan 1 INTRODUCTION The use of Greywater for landscaping irrigations is becoming common as Western Australia is experiencing the water restriction due to the current drought condition and critically low level surface water storage. Hence‚ the reuse of Greywater can utilise the on-site resource‚ conserve the water efficiently‚ and reduce the load on wastewater disposal system. As there is still lack of information
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ACKNOWLEDGEMENT I whole heartedly express my sincere gratitude to Er. Alok Gaur who guided me throughout my training period. I am also grateful to the management of H.M.T Machine Tools Ltd. Ajmer for permitting me to have training period during 14-06-2011 to 13-07-2011. I am equally thankful to the Head of the Department Mechanical engineering and other teaching and non-teaching staff for due guidance and support. Date- SEPT.‚ 2011
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Geography School Based Assessment ( S.B.A) Topic: What Are The Effects Of Wave Processes On The Coastline Of Robin’s Bay St Mary. Centre Number: 100013 Candidate Name: ********* Registration Number: Year of Examination: 2012 School: Calabar High School Teacher: ********** Territory: Jamaica Contents Topic ……………………………………………………………………………………………………………………………………………………3 Aim ………………………………………………………………………………………………………………………………………………………3 Methodology ……………………………………………………….……………………………………………………………………………
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