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UCLA - POL SCI - 139
Lecture 9 (Feb 12) Globalization and PovertyGlobalization and inequality Globalization and povertyTrade liberalization and povertyMost economists agree that trade and capital flows facilitate poverty alleviation. Trade accelerates economic growt
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 19 February 2008 The Electric Potential EnergyThe Electric Force The electric field between the parallel plates of a capacitor is uniform. We define a coordinate axis s from the negative plate tow
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 11 February 2008 Current and ConductivityThe Electron Current If we collect two plates with a wire they get discharged. The wire is a conductor. We define a current as a motion of a charge through th
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 6 February 2008 Gauss's Law. ApplicationsCurved Surface and Closed Surface The electric flux through a curved or closed surface is the sum of the fluxes through smaller pieces of the surface, giving
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 30 January 2008 Motion of a Dipole in an Electric FieldInformation about rooms where the Quiz will be held is posted on the web site http:/www.stevens.edu/registrar/quiz/08s.html#rooms RA, RB, RF, RG
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 28 January 2008 The Parallel-Plate Capacitor. Motion in an Electric Field.A Disk of ChargezQi Eiz = 2 4 0 (ri + z 2 )3 / 2 1 Edisk z Edisk z z Qi = 2 i =1 4 0 (ri + z 2 )3 / 2 zNz = 1 - 2 2 2
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 14 January 2008 Electric Charges and ForcesPEP112 is a calculus-based introductory course in electricity and magnetism intended for potential majors in the natural sciences engineering students stu
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 4 February 2008 Gauss's LawIntroduction We calculated electric field of various shapes by starting from Coulomb's law for the electric field of a point charge. Now we'll learn how some important ele
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 23 January 2008 The Electric Field of a Continuous Charge DistributionThe Electric Field of a Continuous Charge DistributionNot practical to keep track of every electron. It is easier to consider a c
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 16 January 2008 The Electric FieldThe Concept of a Field Electric and magnetic forces, like gravity, are long-range forces What is the mechanism of action at a distance? Michael Faraday (1791-1867)
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 20 February 2008 The Electric Potential Energy of a DipoleThe Zero of Potential Energy It is useful to think that zero means no interaction. For the two point charges , the zero point at infinity ap
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 2 March 2008 Potential and FieldIntroduction Large issue to address is the connection between the electric potential and electric field. The potential and the filed are not two independent ideas, me
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewAn Air-Filled Toroidal SolenoidAn air-filled toroidal solenoid has a mean radius of 15.1 (see the figure). The current flowing through it is 12.5 within the solenoid be at least 0.387 . Part A What is the lea
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewProblem 32.67A 63.0 -cm-diameter cyclotron uses a 490 Part A What is the maximum kinetic energy of a proton if the magnetic field strength is 0.740 ANSWER: 4.1610-13oscillating potential difference between
Stevens - PEP - 112
Class PEP112S2007Assignment 13Assignment is due at 11:00pm on Sunday, April 29, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multip
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewReading Quiz 28.1Part A What quantity is represented by the symbol ANSWER: ? Current density Complex impedanceResistivity Conductivity Johnston's constantIntroduction to Electric CurrentLearning Goal: To
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 5 March 2008 Potential and Field IIFinding the Potential of a Point Charge We use the electric field of the point charge to find its electric potentialV = V () - V (r ) = - Er drr q Er = 4 0 r 2
Stevens - PEP - 112
Class PEP112S2007Assignment 8Assignment is due at 11:00pm on Sunday, March 25, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multipl
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewReading Quiz 32.3Part A The magnetic field of a point charge is given by ANSWER: Biot-Savart's law. Einstein's law. Faraday's law. Gauss's law Ampre's law.Reading Quiz 32.4Part A The magnetic field of a st
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewA Few Bumps on the RoadLearning Goal: To learn to apply the microscopic theory of conduction. A gauge-12 wire has diameter centimeters and length meters. When the voltage volts is applied to the ends of the w
Stevens - PEP - 112
Class PEP112S2007Assignment 7Assignment is due at 11:00pm on Tuesday, March 20, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multip
Stevens - PEP - 112
Class PEP112S2007Assignment 6Assignment is due at 11:00pm on Sunday, March 4, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multiple
Stevens - PEP - 112
Class PEP112S2007Assignment 5Assignment is due at 11:00pm on Sunday, February 25, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Mult
Stevens - PEP - 112
Class PEP112S2007Assignment 4Assignment is due at 11:00pm on Sunday, February 18, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Mult
Stevens - PEP - 112
Class PEP112S2007Assignment 1Assignment is due at 11:00pm on Sunday, January 28, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multi
Stevens - PEP - 112
Class PEP112S2007Assignment 3Assignment is due at 11:00pm on Sunday, February 11, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Mult
Stevens - PEP - 112
Class PEP112S2007Assignment 11Assignment is due at 11:00pm on Sunday, April 15, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multip
Stevens - PEP - 112
Class PEP112S2007Assignment 2Assignment is due at 11:00pm on Sunday, February 4, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multi
Stevens - PEP - 112
Class PEP112S2007Assignment 9Assignment is due at 11:00pm on Sunday, April 1, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multiple
Stevens - PEP - 112
Class PEP112S2007Assignment 12Assignment is due at 11:00pm on Sunday, April 22, 2007Credit for problems submitted late will decrease to 0% over the course of 10 hour(s) after the deadline has passed. The wrong answer penalty is 1% per part. Multip
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewProblem 29.8Three electrons form an equilateral triangle 1.50 triangle. Part A on each side. A proton is at the center of theWhat is the potential energy of this group of charges? ANSWER: -3.3710-19JPr
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewProblem 31.58Part A Suppose the circuit in the figure is grounded at point d. Find the potential at each of the four points a, b, c, and d. ANSWER: = -4.00 VPart B ANSWER: Part C ANSWER: Part D ANSWER: Part
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewPotential of a Charged DiskA disk of radius has a total charge uniformly distributed over its surface. The disk has negligible thickness and lies in the xy plane. Throughout this problem, you may use the vari
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewGauss's Law in 3, 2, and 1 DimensionGauss's law relates the electric flux by the surface: through a closed surface to the total charge enclosed. You can use Gauss's law to determine the charge enclosed insi
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewPSS 26.2: The Field TripLearning Goal: To practice Problem-Solving Strategy 26.2 for problems involving the electric field due to continuous charge distributions. A straight wire of length has a positive char
Stevens - PEP - 112
MasteringPhysics: Assignment Print ViewProblem 25.2A plastic rod is charged to Part A How many electrons have been added or protons removed? ANSWER: 1.251011 particles by rubbing.Problem 25.3A 2.50 Part A What fraction of its electrons have bee
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 12 March 2008 Resistors, RC-CircuitsWhich of the following are ohmic materials:A. Wires B. Resistors C. Light bulb filaments D. All of the above E. None of the aboveWhich of the following are ohmi
Stevens - PEP - 112
PEP112 Spring 2008Prof. Svetlana Malinovskaya 9 March 2008 Fundamentals of CircuitsIntroduction Our primary interest is with circuits in which the battery's potential difference is unchanging and all the currents in the circuit are constant. Suc
Arizona - ECE - 175
ECE 175: Computer Programming for Engineering ApplicationsTop-Down Design with FunctionsDesigning a programProblem statement AnalysisIdentifying problem's data requirements (inputs, outputs, and data types)DesignInitial algorithm: Write down
Arizona - ECE - 175
ECE 175: Computer Programming for Engineering ApplicationsSelection Structures: if and switch StatementsControl structuresControl the flow of execution in a program C control structuresEnables combining of individual instructions into a single
Arizona - ECE - 175
ECE 175: Computer Programming for Engineering ApplicationsRepetition and Loop StatementsRepetition in programsThe statements to be repeated is called "loop body"Identifying the need and kind of loops1. Were there any steps I repeated as I sol
Arizona - ECE - 175
ECE 175: Introductory C for EngineersModular ProgrammingVariables: Values and addressesVariables are assigned memory locationsWhen we refer to the variable in the program, we refer to its value; a = 10; Memory is allocated during at the time of
Arizona - ECE - 175
ECE 175: Computer Programming for Engineering ApplicationsSimple Data TypesNumeric typesWhy can't we use double for all numeric variables? Why use short int, int, etc.?Because integer operations are faster than double operations Integer data ty
Arizona - ECE - 175
ECE 175: Computer Programming for Engineering ApplicationsArraysBasics of arraysAllows identical items to be grouped into a composite data structureExample: Scores of students in this classDeclaring and referencing arraysDeclaration specifie
Arizona - ECE - 175
ECE 175: Computer Programming for Engineering ApplicationsStringsString basicsString: An array of charactersWe have seen the use of strings in scanf and printf statements before Specified within double quotes (" ") You may also use #define dire
WPUNJ - COMM - 101
Some Reflections on Diffusion Theory and the Role of Everett Rogers ROBERT HORNIK Wilbur Schramm Professor of Communication and Health Policy, Annenberg School for Communication, University of Pennsylvania, Philadelphia, Pennsylvania, USA A. Introduc
WPUNJ - COMM - 101
David Spodofora Diffusion of Innovations, by Everett Rogers (1995) Interpreted by Greg Orr A. Introduction What this article is about is a mere summary of the famous book Diffusion of Innovations by the connoisseur himself Everett Rogers. Since the b
Pittsburgh - NROSCI - 0081
NeuroanatomyObjectives:1. Organization of the nervous system2. Basic nervous system anatomy3. Basic structure/function of NeuronsSomatic AutonomicCNS{PNSOrganization of the Nervous SystemBrainCentral Nervous System (CNS)Spinal Cor
Pittsburgh - NROSCI - 0081
Lecture 9AlcoholAlcohol - CNS depressant- Sedative/Hypnotic drugs - others include barbiturates,methaqualone -Can -initially- stimulate = Biphasic Effect-Fermentation -Alcohol in wine - interaction of yeast + sugar in fruitsAlcohol in beer an
Pittsburgh - NROSCI - 0081
Lecture 8Dependence & Withdrawal, RewardDEA: Hi-Tech Pharmaceuticals & 11 Individuals Indicted for "Generic" Pill Fraud SchemeSEP 20-ATLANTA Eleven individuals and an Atlanta-based companyDefendants Allegedly Sold Millions Of Pills Over The Inte
Pittsburgh - NROSCI - 0081
Nicotine"Smoking is a custom loathsome to the eye, hateful to the nose, harmful to the brain, dangerous to the lungs, and in the black, stinking fume thereof nearest resembling the horrible Stygian smoke of the pit that is bottomless"- 1604, James
Pittsburgh - ECON - 1110
Lecture #4 Labor Supply & UnemploymentEcon 1110, Spring 2008, Professor Ted Temzelides, Lecture #41Another Look at Labor Supply Price of Leisure = Real Wage Pure Income Effect: A Gift Labor supply decreases Pure Substitution Effect: One-Da
Pittsburgh - ECON - 1110
Lecture #1: OverviewEcon 1110, Spring 2008, Professor Ted Temzelides, Lecture #11Macroeconomic Issues What determines economic growth? What causes economic fluctuations? What determines unemployment/inflation?Econ 1110, Spring 2008, Profes