www.jntuworld.com R07 Code No: 07A82104 Set No. 2 IV B.Tech II Semester Examinations‚AUGUST 2011 HELICOPTER ENGINEERING Aeronautical Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks 1. (a) Describe with sketches and plots the difference between a conventional airplane and Helicopter. Emphasize on the generation of lift in both cases. (b) Explain with sketches and plots the requirement of tail rotor in a conventional single rotor
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which may be used in construction is called construction material. construction material are: Cement‚sand ‚water. Concrete‚ Lime‚ Stones‚ Paints and Varnishes‚ Wood and Timber‚ Engineering Metals‚ Bituminous materials and Plastics‚ Rubber and Glass‚ Miscelleneous materials‚ http://www.aboutcivil.org/engineering-materials.html Cement Bricklayer Joseph Asp din of Leeds‚ England first made portland cement early in the 19th century by burning powdered limestone and clay in his kitchen
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Genetic Engineering is a scientific process that has recently come a long way. Within the past four years of the twentieth century we have witnessed the most rapid adoption of a new technology in history. Millions of acres of farmland have been planted with genetically engineered crops since 1996. The crops consist mainly of corn‚ soybeans‚ and cotton. Genetic engineering techniques allow scientists to insert specific genes into plants and/or animals. Also‚ species are very easily crossed using genetic
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place‚ scientists‚ specifically biologists‚ are becoming keener to the field of engineering. Genetic engineering that is. When one thinks of “genetic engineering‚” the first thought is probably a perfect child‚ or paradoxically some inconceivable creature‚ forged under the microscope in a scientific laboratory. Though both of these are genetic engineering‚ many people do not consider other things‚ such as genetic engineering of agriculture and medicine‚ both of which are extremely useful. Through the
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Presentation skills are very important as these skills are the way of transferring the information to the audience. To have a good presentation‚ it is important to have the following points in the presentation: 1) Preparation and planning 2) The structure of the presentation 3) How to create interest and establishing a relationship with the audience 4) How to deal with the body language 5) How to use the voice First: Preparation and planning: The presenter must have a
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Engineering is defined as the science based profession by which the physical forces of nature and the properties of matter are made useful to mankind in the form of structures‚ machines‚ and other products or processes at a reasonable cost of money and time. An engineer is a person trained or skilled in designing and planning the performance of such equipment as machines and structures and in supervising their performance. An Environmental (or sanitary) Engineer is concerned with
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Genetic Engineering Although genetic engineering is an entirely new field‚ it has fascinated mankind for many years. Genetic engineering gives the power to change many aspects of nature and could result in a lot of life-saving and preventative treatments. Today‚ scientists have a greater understanding of genetics and its role in living organisms. However‚ if this power is misused‚ the damage could be very great. Therefore‚ although genetic engineering is a field that should be explored‚ it needs
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Work of a Software Developer Software developers obviously spend their days developing software programs. The job duties are pretty self-explanatory. No matter how transparent the work may be‚ there are other elements surrounding it that may not be so obvious. For instance‚ do you know where software developers work or how much money they make? Probably not. That is what this article is all about. Here we will assess some of the background factors that make up the career of a software developer
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Chemical Engineering Chemical Engineering is the branch of engineering concerned with the design and operation of industrial chemical plants. I have been interested in chemical engineering at a young age because I have plenty of engineers in my family. I was influenced by my family to go into engineering because I witnessed how much my family worked‚ and how much it is able to support my family. Becoming an engineer ensures me of a stable job‚ and I will be financially stable. Chemical engineering is
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Electronics engineering‚ [1] also referred to as electronic engineering[2][3] is an engineering discipline which uses the scientific knowledge of the behavior and effects of electrons to develop components‚ devices‚ systems‚ or equipment (as in electron tubes‚ transistors‚ integrated circuits‚ and printed circuit boards) that uses electricity as part of its driving force. Both terms denote a broad engineering field that encompasses many subfields including those that deal with power‚ instrumentation
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