Lecture 7
Topics
Capacitance
Energy in Capacitor
Equivalent Capacitance
Goals
To understand capacitors and calculate
capacitance
To analyze networks of capacitors
To calculate the energy stored in a capacitor
Capacitors
Capacitors are devices that store e
Topics
Relationship V- U ( U= q V = W
ext
= Wfield )
Electrostatic Field is Conservative
Conservation of Energy
Energy to assemble collection of charges
Goals
To understand what is the difference between electric potential
and electric potential ener
Lecture 5
Electric Potential V
Goals
To calculate the electric potential (V units Volt ) due to a
collection of point charges
To know the significance of electric potential
Explore the geometric relationship
between equipotential
surfaces and electric fi
Lecture 8
Topics
Equivalent Capacitance and Why
Equivalent Capacitance of Complicated Circuits
Parallel Plate C Construction
RC Discharge (not part of exam 2)
Goals
To understand capacitors and calculate capacitance
To analyze networks of capacitors
PH 1120
Electricity and Magnetism
STUDY GUIDE #2
In this part of the course we will study the following topics:
Electric potential difference and electric potential for a uniform field
Electric potential difference and electric potential for a point charg
PH 1120
Electricity and Magnetism
STUDY GUIDE #1
In this part of the course we will study the following topics:
The forces that point charges exert on each other (Coulombs Law)
The electric field of a point charge
How to calculate the electric field of a
PROBLEM 5.2
PROBLEM 5.15
Locate the centroid of the plane area shown.
Locate the centroid of the plane area shown.
250 mm
250 mm
375 mm
SOLUTION
SOLUTION
375
A, mm
1
2
1
2
60
2
75
105 75
xA, mm
40
25
90 000
56 250
37.5
885 900
295 300
975 900
7875
y , mm
Test 2
Physics 200 Spring 2000
April 13
Problem 1: (20 Pts)
a.
What is a static method or a static variable? Give examples of a static method and a
static variable that are defined by Sun (the maker of Java) and that you have used in your
programs.
b. Wri
Test 1
Physics 200 Spring 2000
March 2
Questions:
Problem 1: (25 Pts) For, do, and while statements can all be used to do repeated operations.
Write three short Java methods that show how each of these statements can be used to calculate
the factorial of
Quiz 4
Physics 200 Spring 2000
March 28
Questions:
1. Consider a ball falling under the action of gravity. Newton's second law states that ay=
-9.8. Write a method that takes three state variables (t, y, and vy) as three double
parameters and returns an a
Quiz 2
Physics 200 Spring 2000
February 17
Questions:
Physics 200 Spring 2000 Quiz # 2
1. Write the code necessary to: a) declare a 3 x 5 array of integers and b) initialize each
element to the sum of the row and column indices.
2. The word method has a t
Quiz 3
Physics 200 Spring 2000
February 24
Questions:
Physics 200 Spring 2000 Quiz # 3
1. Assume that a 100 x 50 array of doubles has been declared inside a class named Big.
This array has been initialized with random numbers. Write a method called getMax
Quiz 1
Physics 200 Spring 2000
February 10
Questions:
Physics 200 Spring 2000 Quiz # 1
1. Assume that the variables sum and count have been declared as double and int,
respectively, and that these variables have been set to zero. a) Use these variables to
Assignment 9:
Laplace's Equation
Due Tuesday April 6
Book Assignment:
Read chapter 3 sections 3.5 to learn more about the switch statement.
Read chapter 10. You should now be familiar with all the basic awt gui components.
Even if we have not covered all
Assignment 6
Short Quiz February 17!
Due Tuesday February 22
Book Assignment:
Read Chapter 4 sections 4.9 through 4.10. Section 4.11 presents a useful example of recursion.
Read Chapter 7 sections 7.1 through 7.4 and skim 7.5 through 7.10.
Exercises worth
Assignment 7
Test March 2!
Due Tuesday February 29
Book Assignment:
Begin research for a final project.
Exercises worth doing:
Review all past reading assignment and exercises. Review all past quizzes
Programming Assignment:
Finish the regression applet.
Assignment 8
Due Tuesday March 21
Book Assignment:
There is not much to read in the book on Animation. The problem is that the book's treatment of
animation is based on showing images. It is also based on creating and controlling a drawing
thread. My cloc
Assignment 5
Due Tuesday February 15 and Thursday February 17
Book Assignment:
Read Chapter 4 sections 4.1 through 4.6 and skim the remaining chapter.
Read Chapter 5 sections 5.1 through 5.4 and skim the remaining chapter.
Exercises worth doing:
Self Revi
Assignment 1
Due Thursday January 20
Book Assignment:
1. Read Chapter 1 pages 1-29 in the book Java: How to Program.
2. Use an ASCII text editor and enter the code on page 28, lines 1-4 into a file called
Welcome.html.
3. Use an ASCII text editor and ente
Assignment 4
Due Tuesday February 8
Book Assignment:
Read Chapter 2 sections 2.1 through 2.8. Pay attention to the if-then-else statement and the
while statement. Ignore the book whenever it talks about Java applications and the "main"
method. We are prog
Assignment 3
Due Tuesday February 1
Book Assignment:
Finish reading chapter 1 including the Good Programming Practices on page 56. Make sure you
can do the following exercises: 1.10, 1.14, 1.30, and 1.35.
Programming Assignment:
Write a program to solve a
Assignment 2
Due Tuesday January 25
Book Assignment:
Skim chapter 9, Graphics. Then read sections 9.1, 9.2, and 9.3 for content.
Programming Assignment:
Create your first Java project using the template code that was developed in class. Your project
shoul
R. Quimby
Physics Dept., Olin 128
rsquimby@wpi.edu
term A, 2013
Aug. 29, 2013
!
Mathematics review
Kleppner 1.1'1.8
Morin 1.3
Vectors and derivatives of vectors
& read Kleppner pp. 41'45 on approximations
Coordinate systems
Kleppner 1.9
Morin 3.5
Taylor 1