Activity 6
Gauss' Law Part ll
Purpose
To become familiar with the calculation of the electric field using Gauss' law for a variety of symmetries.
6.1 Gauss’ Law with Planar Symmetry
6.1.1 The System
Two infinite parallel planes have uniform surface charge
Solution for Homework 2 Simple Electric Devices and Processes
Solution to Homework Problem 2.1(Static Cling)
Problem: Clothes sometimes cling together after being removed from the clothes dryer. Why? Select One of the Following: (a) Because the rubbi
Solution for Practice Test 2 for Test 1
Solution to Practice Test Problem 2.1(Define Electric Charge)
Problem: What is electric charge? Select One of the following which best defines electric charge. Select One of the Following: (a) Something that ca
Solution for Homework 4 Adding Electric Fields and Field Maps
Solution to Homework Problem 4.1(Simple Application of Field Lines)
Problem: A region of space contains two charged objects with charge +Q and -Q. If four field lines are assigned to each
Activity 5
Gauss' Law I
Purpose
This activity takes you through a qualitative exploration of electric flux, the application of Gauss' Law to a spherical
system. and the calculation of the ﬁeld of an extended charge distribution where Gauss' law is not use
Solution for Practice Test 9 for Test 3
Solution to Practice Test Problem 9.1(Force On Stationary Electron)
Problem: An electron is at rest a point P . A current I flows in the wire in the direction drawn. Calculate the direction of the magnetic forc
Solution for Homework 9 Computing Potential Difference
Solution to Homework Problem 9.1(Which Direction Potential Increases?)
Problem: The potential increases in an electric field in which of the following directions? Select One of the Following: (a)
Solution for Homework 3 Beginning Electric Fields
Solution to Homework Problem 3.1(Defining Electric Field Direction)
Problem: What is the direction of electric field defined to be? Select One of the Following: (a) The direction of higher energy. (b)
Name:
Section:
Multiple-Choice Homework 4 Adding Electric Fields and Field Maps
Internet Problems
The questions in this section are to be answered on the internet.
] ConMultiple-Choice Homework Problem 4.1 [3 pt(s)
sider the points A and B in the electric
Solution for Multiple-Choice Homework 3 Beginning Electric Fields
Solution to Multiple-Choice Homework Problem 3.1(Where Can There Be Zero Electric
Field in a System With Two Charged Particles?)
Problem: A positively charged particle with charge +2q and a
Solution for Homework 18 Inductance
Solution to Homework Problem 18.1(What Makes Second Speaker Work?)
Problem: In lab, the second speaker we built was made with a fixed magnet and a coil attached to a vibrating board. What physical law in most impor
Solution for Multiple-Choice Homework 1 Electric Charge and Introduction to
Devices
Solution to Multiple-Choice Homework Problem 1.1(Total Charge Semiconducting
Cylinder)
Problem: A doped semiconductor develops a volume charge density of the order of 3C/m
Solution for Homework 15 Adding Magnetic Fields
Solution to Homework Problem 15.1(The Magnetic Field Direction Due to Two CurrentCarrying Wires at a Given Point)
Problem: The figure shows two current-carrying wires, one current pointing out of the pa
Solution for Homework 15 Adding Magnetic Fields
Solution to Homework Problem 15.1(The Magnetic Field Direction Due to Two CurrentCarrying Wires at a Given Point)
Problem: The figure shows two current-carrying wires, one current pointing out of the pa
Solution for Homework 17 Faraday's Law
Solution to Homework Problem 17.1(Trajectory of Particle in Magnetic Field)
Problem: A proton has velocity 3107 m in the direction drawn s when it passes through point P . The magnetic field has strength 3T. The
Solution for Homework 22 Optical Elements
Solution to Homework Problem 22.1(Focal Length of Diverging Lens)
Problem: I'm playing with the optics kit we bought my eldest daughter when she was four. The set contains a diverging lens made out of some ki
Activity 3
Measuring Charge: The Pith Ball Electroscope
The purpose of this lab is to measure the charge plaC
electric field of the golf tube and charge of the golf tube-
3.1 Computing the Charge of the Pith Ball
In the ﬁrst two activities, we explored th
Solution for Homework 9 Computing Potential Difference
Solution to Homework Problem 9.1(Direction of Charge Moving in a Potential)
Problem: A positive charge is place at the point A in the figure at the right. Select the direction the charge will mov
Solution for Homework 14 Introduction to Magnetic Fields
Solution to Homework Problem 14.1(Right Handed Coordinate Systems)
Problem: If the y axis points to the right of the page and the z axis points to the top of the page, what direction does the x
Solution for Homework 20 Displacement Current and EM Waves - Due Monday After Exam
Solution to Homework Problem 20.1(Relation between Components of Light Wave)
Problem: Select the answer below that best describes the relationship between the electric
Name:
Section:
Open-Response Homework 4 Adding Electric Fields and Field Maps
Open-Response Homework Problem 4.1 For the system of
charges at the right:
(a)[8 pt(s)
]On a separate sheet of paper draw the eld
map of the system of charges at the right using
Solution for Homework 10 Computing with Capacitance
Solution to Homework Problem 10.1(What is Capacitance?)
Problem: Capacitance is: Select One of the Following: (a) Work per unit charge. (b) Force per unit charge. (c-Answer) Charge per potential dif
Solution for Homework 2 Simple Electric Devices and Processes
Solution to Homework Problem 2.1(Shielding By Conductor)
Problem: The insulated tube (negative charge) is brought near an uncharged conducting can. In the conductor is a positively charged
Solution for Homework 4 Adding Electric Fields and Field Maps
Solution to Homework Problem 4.1(Comparing Electric Field at Two Points)
Problem: A point charge is placed at the origin of the Cartesian coordinate system. The electric field is found to
Solution for Multiple-Choice Homework 2 Simple Electric Devices and Processes
Solution to Multiple-Choice Homework Problem 2.1(Object Experiencing Net Force)
Problem: An negatively charged object, initially at rest, feels a force in the +x direction. Sele
Solution for Homework 4 Adding Electric Fields and Field Maps
Solution to Homework Problem 4.1(Comparing Electric Field at Two Points)
Problem: A point charge is placed at the origin of the Cartesian coordinate system. The electric field is found to
Solution for Homework 5 Gauss' Law
Solution to Homework Problem 5.1(Balancing Forces)
Problem: A pith ball (a small sphere of tree bark) has mass m = 60mg = 6 10-5 kg and receives a charge of +1nC = 1 10-9 C when zapped with the electrophorous. Our
Solution for Lecture Quiz (Online Students) 3 Electric Force / Field Quiz 1
Solution to Lecture Quiz (Online Students) Problem 3.1(Electric Field Definition)
Problem: Electric field is defined as
Select One of the Following:
(a) something charge makes.
(b
Solution for Multiple-Choice Homework 18 Inductance
Solution to Multiple-Choice Homework Problem 18.1(Voltage Across Inductor at Constant Current is Zero)
Problem: An inductor with zero internal resistance carries a constant current of 10A. Would you expe
Solution for Multiple-Choice Homework 14 Introduction to Magnetic Fields
Solution to Multiple-Choice Homework Problem 14.1(Magnetic Field of D-Cell Battery)
Problem: The earths magnet field is about 4 105 T. A fresh D cell battery can provide a current of
Solution for Multiple-Choice Homework 2 Simple Electric Devices and Processes
Solution to Multiple-Choice Homework Problem 2.1(Summing Electric Forces on a
Charged Particle Introduced to a Square Set of Charges)
Problem:
The figure to the right shows four
Chapter 1
Mechanics
1.1
Newtons Laws
This chapter reviews some basic features of mechanics. If you remember your Physics I class well, you may skip
this chapter and use it as a reference as needed. Some material in this chapter involves mathematical opera
Chapter 7
Electric Field Maps
For the rest of this text, the field map will be used as the primary representation of both electric and magnetic
fields. This chapter develops the skills needed to draw these very useful diagrams.
7.1
7.1.1
Gauss Law, Field
Chapter 8
Electric Dipoles
It requires a lot of energy to produce a net charge, so most objects do not have a net charge. All objects,
however, contain charged particles and often the centers of positive and negative charge in an object are at
different l
Chapter 3
Qualitative Electrostatics
Science is, at its core, a personal experience. It allows each person the power to find out what is true in the
universe. You most believe those parts of science that you have experienced, the things you have touched a