PHY 305/601 Classical Mechanics Assignment No. 1 1. Consider a particle of mass m constrained to move on a frictionless cylinder of radius R‚ given by the equation ρ=R in cylindrical polar coordinates (ρ‚ φ‚ z). Besides the force of constraint‚ the only force on the mass is force F=-kr directed toward the originUsing z and φ as generalized coordinates find the Lagrangian L‚ solve Lagrange’s equations and describe the motion. 2. Show that the kinetic energy of any holonomic mechanical system has
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AUTHOR: Patricia C. McKissack Rosemary Patterson’s day hasn’t been going to good for her last day of school. 1st she has to wake up to her parents fusing‚ 2nd Rosemary’s school will close down for good because the stop of segregation‚ 3rd only J.J. and Rosemary shall go to Robertson Elementary and leave there old friends behind. When school ends J.J. and Rosemary meet Bevvy a friend of theirs‚ at Mr. Bob’s grocery store. They all show Mr. Bob their final grades gets then them one candy bar of
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It requires a lot of hit energy to transform a given quantity of water in to vapor. This energy is called enthalpy of vaporization. While water evaporates the temperature around it drops. We see this phenomenon in action in leaving things‚ they use sweat to low their temperature and also in many manmade tools. What is evaporation cooling? Evaporation cooling is a device that cools air by combining the natural process of water evaporation with an air moving system. Evaporative cooling is different
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Education and Training: When trying to become an Architect‚ the required education often includes a 5-year professional degree in the field. Most states require you to be trained on a special program approved by the National Architectural Accrediting Board (NAAB). The result of this program is Bachelor of Architecture‚ Master of Architecture‚ and Doctor of Architecture. After graduating from an NAAB- approved program‚ aspiring architect might have to complete an internship approved by the intern
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Where are the heroes of today? Where are the leaders‚ the warriors‚ the pioneers? These are different times‚ much more difficult times: times of discretion traveling away from the light of the sun. When I think of American heroes‚ I think of Harriet Tubman‚ Abraham Lincoln‚ Martin Luther King‚ Susan B. Anthony‚ Rosa Parks‚ Franklin Delano Roosevelt‚ and Jackie Robinson. My question remains; where are the heroes of today? The American heroes of the past did their duty with guts and talent‚
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how many of Malaysians are really aware about healthy lifestyle? Living in different places such as urban or rural areas would be a factor on how they determine their lifestyle. People in the developed countries are more informed about living in a healthy lifestyle which make their life healthier and fitter than the people in the undeveloped countries‚ whereas people in Malaysia who live in an urban area are more aware and concern about living in a healthy way and the people who live in a rural area
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MODERNITY AND ITS REPRESENTATION IN RURAL SOCIOLOGY LUTGARDA L. TOLENTINO Philippines being a third world country strive for development and hunger for progress. Since the discussion in the article is not quite familiar to me‚ I just focus on its content based on what I understood. It says that we need to handle modernization properly to have a so-called progressive country. Well‚ Is modernization totally answers the problem in our society? There are many programs that our government established
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Sociology 240- Ethnography Assignment 2 1 October 10‚ 2012 5:00pm- 5:40 pm New York Public Transit A train This paper will serve to report my observation on the New York City public transportation letter A train line. I see that a lot of people have headphones in their ears‚ reading magazines‚ reading books‚ newspapers and on their phones. The guy sitting next to me to my right is reading‚ had headphones in his ears and is casually dressed. There is a guy with a red sweater who is standing
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a major role in everything from news and politics to hit television dramas. In fact it was an important factor in history‚ specifically in the Salem witch trials. When The Crucible was written‚ rumors put a spin on the author’s ‚ Arthur Miller‚ own life. Gossip and scandals still play into our daily lives‚ now more than ever‚ with the media craze. Ever wonder what fueled the gruesome and unnecessary witch trials in Salem? Well‚ in The Crucible it all began with girls dancing in the forest and the
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Urban and Regional Planning: For Better or For Worse? In my opinion‚ urban and regional planning are solutions to what our society is facing right now. It is not unusual to hear from specialist that both planning promotes the best quality of life for the people. What I get from the purpose they have stated is that urban planning and regional planning are just like technologies. Technologies made the lives of people easy but they can also do harm. Both urban and regional planning could turn a city
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