PPT-Multiphysics simulations of surface under electric field

2013 University of Tartu V Zadin A Aabloo University of Helsinki A Pohjonen S Parviainen F Djurabekova CERN W Wuench M Aicheler Electrical breakdowns Accelerating structure damage due to electrical breakdowns. Physics 2415 Lecture 4. Michael Fowler, UVa. Today’s Topics. Electric fields in and near conductors. Gauss’ Law. Electric Field Inside a Conductor. If an electric current is flowing down a wire, we now know . We offer the widest selection of horse fencing, electric fences, polytapes, energizers, polyrope, fencing accessories and other equine products. Physics 2415 Lecture 2. Michael Fowler, UVa. The Electroscope. Charge detector invented by an English clergyman in 1787. Two very thin strips of gold leaf hang side by side from a conducting rod.. If a . A.S. 5.1.1 – 5.1.4 due Monday. Reading reference: chapter 16. Question 16.1a. . Electric Potential Energy I . a). . proton. b). . electron. c). . both feel the same force. d) neither – there is no force. Physics 2415 Lecture 6. Michael Fowler, UVa. Today’s Topics. Some reminders about gravity: . mgh. and its electric cousin. Inverse square law and its potential. Field lines and . equipotentials. GARRY KWAN YUAN. 23 AUGUST 2017. MSC THESIS PRESENTATION. 1. 01) WHAT ITS ALL ABOUT (some background knowledge). 02) THE GAME PLAN . 03) THE RESULTS (and some of the nitty-gritty). 04) WHAT DOES IT ALL MEAN. Rank. Responses. 1. 2. 3. 4. 5. 6. For a fixed electric field . E, . the flux . Φ. E. increases with cross . sectional area.. True. False. The signs of point charges q. 1. and q. 2. are:. q. 1. , q. © 2014 Pearson Education, Inc.. Contents of Chapter 16. Static Electricity; Electric Charge and Its Conservation. Electric . Charge in the Atom. Insulators . and Conductors. Induced . Charge; the Electroscope. Kevin Ralphs. Overview. General Exam Strategies. Concepts. Practice Problems. General Exam Strategies. Don’t panic!!!. If you are stuck, move on to a different problem to build confidence and momentum. Chapter 21. © 2016 Pearson Education Inc.. Learning Goals for Chapter 21. Looking forward at …. how objects become electrically charged, and how we know that electric charge is conserved.. how to use Coulomb’s law to calculate the electric force between charges.. Today’s Concepts:. . A) Electric Flux. B) Field Lines. Gauss’ Law. Unit . 3, Slide . 1. Electric Field Lines. Unit . 3, Slide . 2. . Q. First….a comment. What the point of all this flux stuff?. Section 6. Dielectrics: . C. onstant currents are impossible. Constant internal electric fields are possible.. No macroscopic currents. Macroscopic field. Might be locally non-zero. Neutral dielectric: Includes only charges belonging to dielectric, namely electrons and protons of neutral constituent atoms. Dr. Julie Cohen. University of Virginia, Curry School of Education and Human Development. Overview. Why simulations?. The what and the how. An example study. Theory and methods. Possible implications. EDII Section 1. Continuous medium with ions and electrons. Average potential. Some external electric field. 1. Macroscopic electrodynamics: fields in space occupied by matter. Spatially average the actual microscopic field over atomic length scales..