Diffraction Patterns and Polarization
Study Guide for Chapter 38
Outline
12. Diffraction Patterns
When light passes through a narrow slit, light beams that travel through different parts of the slit
interfere with one another. This results in a diffractio
Alternating Current Circuits
Study Guide for Chapter 33
Outline
1. AC Sources An AC source provides a voltage difference that oscillates sinusoidally: Z oe Zmax sina=>b The maximum voltage Zmax is called the output voltage or peak voltage.
24. Components
Electromagnetic Waves
Study Guide for Chapter 34
Outline
1. Displacement Current
According to Maxwell, changing electric fields produce magnetic fields. The new law for
magnetic fields is:
tt
* B . s .! aM M. b
(Maxwell-Ampre Law)
where M. is called the d
Inductance
Study Guide for Chapter 32
Exponential Decay
C C! />7
Cmax C Cmax />7
The rate of decay is governed by the time constant 7 , which has units of time.
Oscillations
C Cmax sina=>b
C Cmax cosa=>b
The quantity = is called the angular frequency of t
Faraday's Law
Study Guide for Chapter 31
Outline
1. Faraday's Law of Induction Sometimes magnetic fields can create current in a wire. This process is known as induction, and the resulting current is induced current. This only happens when a wire moves th
Magnetic Fields
Study Guide for Chapter 29
Outline
1. Magnetic Fields and Forces The main formula is the law for the magnetic force on a moving charge: t F oe ;t , B v t t Here ; is the charge, t is the velocity of the charge, B is the magnetic field, and
Sources of the Magnetic Field
Study Guide for Chapter 30
Outline
1. The Biot-Savart Law The Biot-Savart law describes the magnetic field created by the current in a wire: t s t .! M ( . s , r Boe %1 <# It involves a new constant .! : .! "#&' , "!( T mA or
Geometric Optics
Study Guide for Chapter 35
Outline
1.
2.
3.
4.
The Nature of Light
Measurements of the Speed of Light
The Ray Approximation in Geometric Optics
The Wave Under Reflection
You should read and understand these sections.
5. Refraction
Every m
Image Formation
Study Guide for Chapter 36
Outline
1. Images Formed by Flat Mirrors
This section describes how mirrors work.
Problems: 3, 4
Answers: 4. "! ft, $! ft, %! ft
2. Images Formed by Curved Mirrors
A concave mirror causes light to converge. A con
Gauss's Law
Study Guide
There will be a Gauss's law question on the final exam.
Section 24.1: Electric Flux
Electric flux represents the total number of electric field lines crossing through a surface. The
basic equation for flux is
FI IE
where I is the m
Magnetic Fields
Study Guide for Chapters 2931
It is likely that magnetic fields will appear on the exam. Make sure to study the right-hand rule.
Chapter 29: Magnetic Fields
t
A magnetic field can exert force on any moving charge. The force F on a charge ;
Electric Fields and Electric Potential
Study Guide for Chapters 23 and 25
It is likely that there will be a question on the final exam involving both electric fields and electric
potential.
Chapter 23: The Electric Field
t
An electric field exerts force o
DC Circuits
Study Guide for Chapters 27 and 28
It is likely that there will be a DC circuit question on the exam. I recommend studying the following two
topics:
The relationship between energy and power.
Resistors in series and in parallel (including co
Interference of Light Waves
Study Guide for Chapter 37
Outline
12.
Conditions for Interference, Young's Double-Slit Experiment
You should read and understand these sections.
3. Light Waves in Interference
The type of interference between two light waves d
Capacitors and Inductors
Study Guide
There will likely be an exam question involving capacitors, inductors, or both.
Capacitors (sections 26.1, 26.2, and 26.4)
A capacitor is a circuit element that stores electric charge. This charge creates a potential
d