Lab Partner: Lab Section: Date: 01/12/08 Understanding Motion I & II; Measuring the Acceleration of a Freely Falling Picket Fence Abstract: The objective of this experiment was to establish the relationships between the motion of an object and its po
Chapter 37
Interference of Light Waves
Wave Optics
Wave optics is a study concerned with phenomena that cannot be adequately explained by geometric (ray) optics These phenomena include:
Interference Diffraction Polarization
Interference
In constructive in
Chapter 36
Image Formation
Notation for Mirrors and Lenses
The object distance is the distance from the object to the mirror or lens
Denoted by p
The image distance is the distance from the image to the mirror or lens
Denoted by q
The lateral magnificatio
Chapter 34
Electromagnetic Waves
James Clerk Maxwell
1831 1879
Scottish physicist Provided a mathematical theory that showed a close relationship between all electric and magnetic phenomena His equations predict the existence of electromagnetic waves that
Chapter 32
Inductance
Joseph Henry
1797 1878 American physicist First director of the Smithsonian Improved design of electromagnet Constructed one of the first motors Discovered self-inductance Unit of inductance is named in his honor
Some Terminology
Use
Chapter 30
Sources of the Magnetic Field
Biot-Savart Law Introduction
Biot and Savart conducted experiments on the force exerted by an electric current on a nearby magnet They arrived at a mathematical expression that gives the magnetic field at some poin
Chapter 29
Magnetic Fields
A Brief History of Magnetism
13th century BC
Chinese used a compass
Uses a magnetic needle Probably an invention of Arabic or Indian origin
800 BC
Greeks
Discovered magnetite (Fe3O4) attracts pieces of iron
A Brief History of Ma
Chapter 24
Gauss's Law
Electric Flux
Electric flux is the product of the magnitude of the electric field and the surface area, A, perpendicular to the field E = EA
Electric Flux, General Area
The electric flux is proportional to the number of electric fie
Chapter 23
Electric Fields
Electricity and Magnetism, Some History
Many applications
Macroscopic and microscopic
Chinese
Documents suggest that magnetism was observed as early as 2000 BC
Greeks
Electrical and magnetic phenomena as early as 700 BC Experime
02/23/08 The Chemistry and Qualitative Analysis of Cations: Groups III and IV PURPOSE: The purpose of this lab is to develop the chemistry of certain Group III and Group IV cations, then use this chemistry to setup a procedure for qualitatively verif
Lab Partner: Lab Section: Date of Experiment: 03/25/08 Centripetal Force vs. Velocity, Mass, and Radius Abstract: The purpose of this lab was to measure centripetal force as it changes with different factors. We conducted several different experiment
Lab Partner: Lab Section: Date of Experiment: 02/26/08 Force and Acceleration on the Air Track Abstract: The objective of this experiment was to investigate the acceleration of a system as a measure of the external force acting upon the system and th
Lab Partner: Section: Date: 02/05/08 Significant Figures and an Intro. to Normal Distribution Abstract: The objective of this experiment was to become familiar with the use of significant figures and become more aware of the theory of measurement and
02/11/08 Studying the pH of Strong Acid, Weak Acid, Salt, and Buffer Solutions PURPOSE: The purpose of this lab is to compare the pH of HCl and acetic acid solutions, then calculate the acid dissociation constant of acetic acid. SAFETY: 1. Always wea
Lab Partner: Section: 03/11/08 Conservation of Momentum Abstract: The objective of this experiment was to study the law of conservation of momentum by experimenting with different collisions in two dimensions. By breaking the momentum vectors into th
Lab Partner: Section: Date: 03/04/08 The Scalar Product Abstract: The objective of this experiment was to study the scalar product of two vectors, and also recognize the concept of work. The main concept achieved by this lab was to know that to find
Lab Partner: Lab Section: Date: 2/19/07 Equilibrium of Concurrent Forces (Force Table) Abstract: The objective of this experiment was to study forces at equilibrium by studying different forces acting upon a stationary object then finding the horizon
Chapter 38
Diffraction Patterns and Polarization
Diffraction
Light of wavelength comparable to or larger than the width of a slit spreads out in all forward directions upon passing through the slit This phenomena is called diffraction
This indicates that