Physics 2212 Homework 6 (due: April 12)
1. What is the equivalent capacitance between points A and B? 20 F 30 F
30 F
25 F
40 F
A
B
2. The electric field inside a 30cmlong copper wire is 0.010 V/m. (a) What is the potential difference between the ends of
Chapter 23
Electrical Potential
31
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the xaxis at x = +a and x = a. (a) Write an expression for the electric potential
V(x) as a function of x for all points on the xaxis. (b) Sketch V(x
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Electrical Measurements
September 12th, 2016
Chi Luong
I. Introduction: Theory
1. Current
Current, (I) is the movement or flow of electrical charge and is measured in Amperes, which is
equivalent to one coulomb of charge per second, and its symbol is usua
Chapter 30
Potential & Field
Chapter 30. Reading Quizzes
1
2
What quantity is represented by the symbol ?
What quantity is represented by the symbol ?
A. Electronic potential B. Excitation potential C. EMF D. Electric stopping power E. Exosphericity
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Physics 2212K, Spring 2014
Principles of Physics II
Waves and Optics, Electricity and Magnetism, and Relativity and Quantum Physics
Course Objectives
To help students develop (i) a good understanding of fundamental physical principles and (ii) skills to s
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Physics 2212K  Summer 2011, MWF 10:00 am  11:40 am Principles of Physics II: Electricity and Magnetism, Light, Modern Physics
Course Objectives: The primary objectives of the course are for students to develop understanding of fundamental physical princ
Chapter 31
Fundamentals of Circuits
1
Capacitors in Series
V1 
+ C1

V2 + C2
 V
+
V = V1 + V2
2
Conductor in Electric Field
no electric field
r E
equilibrium
r E =0 r E r E
3
Conductor in Electric Field
no electric field
r E
conducting wire ELECTRIC CU
Chapter 29
Electric Potential: Charged Conductor
1
Electric Potential: Charged Conductor
Consider two points (A and B) on the surface of the charged conductor E is always perpendicular to the displacement ds Therefore, E ds = 0 Therefore, the potential d
Chapter 29
Electric Potential
Reading: Chapter 29
1
Electrical Potential Energy
When a test charge is placed in an electric field, it experiences a force
r E
r r F = qE
q
r s
r If s is an infinitesimal displacement of test charge, then the work
done by el