PPT-Electric Potential II Physics 2415 Lecture 7

Michael Fowler UVa Todays Topics Field lines and equipotentials Partial derivatives Potential along a line from two charges Electric breakdown of air Potential Energies Just Add Suppose you want to bring one charge . Physics 2102. Gabriela Gonz. á. lez. Physics 2102 . Electric potential energy, . electric potential. Electric potential energy. of a system = . = . -. work (against electrostatic forces) needed to needed to build the system . Physics 2102. Gabriela Gonz. á. lez. Physics 2102 . Electric Potential on Perpendicular Bisector of Dipole. You bring a charge of -3C from infinity to a point P on the perpendicular bisector of a dipole as shown.. 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. A . positive charge . might . be placed at one . of . three . spots in a . region where there . is a uniform . electric field. . . How does the electric potential energy, . U. elec. , on the charge . 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. What is . electric . potential?. How does it relate to . potential energy. ?. How . does it relate to . electric field. ?. Some simple applications. Electric potential. What does it mean when it says “1.5 Volts” on the battery?. . Class 12 – . Outline:. Electric Potential . of:. Parallel . Plate Capacitor. Point . Charge. Many . Charges. Class . 12 . Preclass. Quiz on . MasteringPhysics. 98% got:. The units of potential difference are . . Class 11 – . Outline:. Finishing Chapter 26 on dipoles... Electric . Potential Energy of: . Point . Charges. Dipoles. Electric . Potential: . V. Voltage: . Δ. V. Which dipole experiences no net force in the electric field? . Gabriela Gonz. á. lez. Physics 2102 . Electric potential energy, . electric potential. Electric potential energy. of a system = . = . -. work (against electrostatic forces) needed to needed to build the system . Gabriela Gonz. á. lez. Physics 2102 . Electric Potential on Perpendicular Bisector of Dipole. You bring a charge of -3C from infinity to a point P on the perpendicular bisector of a dipole as shown.. Lecture 1. Michael Fowler. Basic Outline. The course has three main parts, each about a month: . Electrostatics.. Magnetism and Magnetic Induction.. Electromagnetic Waves.. We’ll cover some other waves, and optical phenomena, in the last few lectures. We’ll also cover DC and AC circuits in the course.. Michael Fowler, UVa. Today’s Topics. Continuous charge distributions: line of charge. Visualizing the field: lines of force. Electron moving in a field. Electric dipoles. Superposition. The . total electric force . Michael Fowler, . UVa. Today’s Topics. Electric motors and galvanometers. Ratio of charge to mass for an electron. Hall Effect. Mass spectometry. Reviewing Essential Facts:. The force on an element of current in a wire in a magnetic field is:. 1. Today we will.... Learn about the . electric potential energy. Relate it to . work. Ex: charge in uniform electric field, point charges. Apply these concepts. Ex: electron microscope, assembly of point charges, dipole .