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 the form. T a jk (q) q ( j ) q(k ) j 1 k 1 n n . . 3. Consider a double pendulum (fig. 1) made up of two masses‚ m1 and m2 and two lengths l1 and l2. Find the
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6.4 Man-m ade Disasters 6.4.1 Introduction Even if it is true that our libraries are overflowing with books‚ never before in the history of mankind has there been a century as destructive to books as the twentieth. Two world wars and numerous armed conflicts have exacted their toll‚ many totalitarian regimes have purged libraries of publications and what is left is often damage d by water o r fire. Man h as been m ore destruc tive to the cultural h eritage than na ture. Mo st of this damage
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Eric Meyers English 051 Mr. Wilt 12/08/10 Technology Today Today’s technology is progressing faster than anyone has ever expected and is changing the way that we live our lives. Technology is helping us in some ways‚ but it is also hurting us in other ways. The biggest change that we are experiencing is the way that we communicate. We have many different ways to communicate with each other‚ especially compared to 20 years ago. We now have cell phones that can do just about anything and that
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“The only crime is pride” is a true statement. Multitudes of people take much pride in numerous things some being: their job‚ family‚ political views‚ hometowns even in their favorite sports team. In the play Antigone by Sophocles‚ the protagonist‚ Antigone‚ wants to give her brother Polynecies the same honorable burial given to her other brother Eteocles. Creon‚ The ruler of Thebes‚ makes it very obvious to all the citizens that they are not to attempt to bury his nephew or they will be stoned to
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Information‚ in its most restricted technical sense‚ is a sequence of symbols that can be interpreted as a message. Information can be recorded as signs‚ or transmitted as signals. Information is any kind of event that affects the state of a dynamic system. Conceptually‚ information is the message (utterance or expression) being conveyed. The meaning of this concept varies in different contexts.[1] Moreover‚ the concept of information is closely related to notions of constraint‚ communication‚ control
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There is a lot of indiscipline in the youth of today resulting in violence‚ drug culture and crimes. If you were asked to give three suggestions for improving this situation‚ what would these be? The youth of today are out of control; they follow the wrong crowd just for popularity. The youth that are the most out of control are the individuals living in poverty. The majority of these individual rob and kill people. Because they feel they don’t have anything and when you don’t have anything there
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research was “Leaders are born not made”. The objective of this research paper is to determine how leaders react to this line‚ & to determine how it affects their leadership. The paper also tries to find out the ultimate logics behind this comment. Our hypothesis in some cases was proved to be true and in other cases proved false. Upon conclusion of the surveys and the interviews‚ we came to the conclusion that leaders are not necessarily born instead they are made. We also concluded that traditionally
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Investments "Internal Use Only" Data Classification Standard The "Internal Use Only" data classification standard at Richman Investments will include system infrastructure to include the User Domain‚ Workstation Domain‚ and the LAN Domain. This standard will cover all user access and their workstations‚ as well their access to internet websites and company databases and any information in between. Below is a description of each domain standard: User Domain: This Domain is where only one user will have
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Introduction "Entrepreneurs are born not made" There are two sides to every debate‚ and the "what makes an entrepreneur" argument has raged for decades with neither side able to conclusively prove their case. There are many who believe that an entrepreneur must possess personality traits such as vision‚ passion and drive that are innate and cannot be taught. Others argue that the skills of evaluating opportunities‚ motivating people and operating a business are easily passed on to eager students
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The topic on the website I found most in was Forensics and biotechnology. Forensics is the application of science in a legal setting. An example of modern forensics evidence is the use of DNA fingerprints. Sources of DNA include blood‚ hair‚ semen‚ saliva‚ bone and tissue. Each person has a unique DNA fingerprint. A DNA fingerprint is the same for every cell‚ tissue‚ and organ of a person. It cannot be altered by any known treatment. Consequently‚ DNA fingerprinting is rapidly becoming the primary method for identifying and distinguishing among individual human beings
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