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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Do you think communication is a No-Brainer? Communication is consistently listed as one of the keys to success in business and life‚ and just as frequently identified by employees as a key missing link to maximum productivity and job satisfaction. We communicate every day verbally and nonverbal to co-workers‚ to people on the phone‚ and to our family. We?ve been communicating since the day we were born. Actually‚ we were communicating before we were born‚ in our mother?s womb. What is communication
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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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Will You Help Save Them Today? Today there is only about 3‚200 of them left in the world‚ but that was all very different in 1990 when their population was immensince. Then the population decreased by over 100‚000 in the span of about a year. People have poached and hunted them for not only as food and for their fur‚ but sometimes just for game too‚ and now because of this they are going extinct. The tiger population is dwindling without most of the world even realising it. They would normally be
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“Thousands of Canada’s aboriginal children died in residential schools that failed to keep them safe from fires‚ protected from abusers‚ and healthy from deadly disease” (Kennedy). There were about 130 schools in every province and territory except Newfoundland‚ Prince Edward Island and New Brunswick with about 150‚000 attendees‚ segregated by gender (CBC News). Residential schooling caused tension and intergenerational suffering among native communities in Canada. Events of physical‚ sexual‚ and
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Representation of Youth in Media Today Kidulthood - A 2006 British (urban) Drama/ Tragedy/ Arthouse Film The traditional teenage gender roles are becoming slightly more blurred today as society changes and the dominant ideology moves on. The traditional stereotype of the teenage boy was one of the rebel‚ the teenage thug and gangster trouble maker and even though society has changed this stereotype is still the one predominately presented in the media today. This is the stereotype that is
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Chloe Gutierrez A. Does the writer’s introduction and first few paragraphs get your attention to continue reading? Explain. Yes‚ the writer immediately jumps into a tangible story rather than going through statistics and legal matters. The story was horrifying enough to continue. B. Are there any vivid sections of this feature story? If so‚ briefly summarize and explain its effect on you as a reader. If you did not find any memorable sections‚ what would you suggest the writer do on a second
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In George Orwell’s 1984‚ Winston Smith feels frustrated by the oppression and rigid control of the ruling Party of London‚ which prohibits free thought‚ sex‚ and any expression of individuality. The people of his nation‚ Oceania‚ are watched every minute of every day by "Big Brother"‚ an omniscient leader who can only be seen on "telescreens‚" but never in real life. Winston illegally purchases a diary in which to write his criminal thoughts‚ and becomes fixated on a powerful Party member named
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The generation of reputation Youth is where I find myself right here and now. That’s according to the social media and older people the worst generation to be in‚ because they believe that youth‚ are rude and ill-mannered that we only think about ourselves‚ party and the having fun. I do not totally agree‚ of course I try to enjoy every minute of life and have fun‚ but also provide concurrently to take care of my school‚ work‚ and family and build a future for myself. This is the impression I also
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