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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happens in wherever place immediately. Nowadays we have more technology than never before to improve our communication‚ but it’s true too that this doesn’t mean necessarily that now we communicate better than before. I’m going to explain some examples. Today it’s difficult to find somebody that doesn’t use mobile phone. This little gadget allows us to speak with everybody when we want and from wherever place. It isn’t only used to speak‚ but also‚ to send photos‚ messages or e-mails‚ to look for on the
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Topic: Challenges of Hong Kong’s full service airlines facing today This essay examines the challenges faced by Hong Kong’s full service airlines nowadays. Air transportation serves not only to encourage trade and growth in the tourism industry in Hong Kong‚ but also to improve people ’s mobility and to form a modern society. In this essay‚ full service airline is defined as traditional airline that provides services such as allocated seat‚ transfer of baggage between flights‚ blankets and meals
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Intelligent Machines and Our Future Hans Moravec Stanford University July 21‚ 1976 this version 1978 Introduction: The unprecedented opportunities for experiments in complexity presented by the first modern computers in the late 1940’s raised hopes in early computer scientists (eg. John von Neumann and Alan Turing) that the ability to think‚ our greatest asset in our dealings with the world‚ might soon be understood well enough to be duplicated. Success in such an endeavor would
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Children are seen as sheltered and innocent. However‚ when a pure mind faces corruption‚ the effects are severe. Observations and experiences shift the mentality and personality of the child. Children who embrace and act upon the learned traits‚ execute actions that are not traditionally done by a minor. For their behavior‚ punishment is necessary. After discipline‚ second chances should take place. Children awareness of certain topics become enhanced because of the environment people set in
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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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Yousef Mehany Mostafa Mohamed Admin # 4960 Admin # 2097 HOUSES Page 3-4 Ali Elbeloshy Admin # SOCIETY IN 16TH AND 17TH CENTURIES SOCIETY IN 16TH AND 17TH CENTURIES Page 1 1 FOOD AND ENTERTAINMENT Britain Food and Entertainment in 16th and 17th Centuries for rich and poor people Page 3 TRANSPORT TRANSPORT in 16th and Page 5 17th Centuries THE THEATER Page 6 HEALTH ISSUE AND MEDICINE Page 7 EDUCATION Page 9 Conclusion Page 8 CLOTHES Page 10 1 SOCIETY IN 16TH AND
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“I look to a day when people will not be judged by the color of their skin‚ but by the content of their character.” - Martin Luther King Jr. Is today that day? As a nation are we able to succumb racial harmony‚ or to go as far as tolerating are differences. We all have differences that is what makes the world interesting but instead of dividing us why can’t we be tolerating of cultures and to accept racial harmony across the states. Great successors such as Dr.King have tried to change the world
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example of how you fulfil your duty of care responsibilities. - Awareness of your responsibilities and obligations that you have towards the children in your care Eg: 1. Give them food on time 2. Give medication 3. Provide safe environment 5. How does the service protect the confidentiality of the children and family it cars for? - Files should be kept in a lockable locked cupboard - If computerised‚ computer is password
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friendly and caring environment. Currently I am working voluntary two days per week in Year 1.My main duty is to work with teacher to establish an appropriate learning environment. I am there to help some pupils to understand and to follow teacher`s instructions; to encourage pupils to interact and work co-operatively with others and engage small groups in activities; to support pupils consistently whilst recognising and responding to their individual needs: to establish productive working relationships
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