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Magnetic Fields
Magnetic Fields

... Origin of Magnetic Fields Recall that the strength of an electric field E was defined as the electric force per unit charge. Since no isolated magnetic pole has ever been found, we can’t define the magnetic field B in terms of the magnetic force per unit north pole. We will see instead that magneti ...
Electrical Energy and Current
Electrical Energy and Current

Electric Fields 21.1
Electric Fields 21.1

... space, if there is a force on the object, there is an electric field.  According to Coulomb’s law the force and the charge are directly proportional.  So divide F by q (test charge) and get a vector quantity representing the electric field at a certain point. ...
Bell Quiz - Bryn Mawr School Faculty Web Pages
Bell Quiz - Bryn Mawr School Faculty Web Pages

... • The electric field around point charges is spherically symmetric. • When multiple point charges are present, the fields due to the individual charges “superimpose” to create a more complex picture. • http://www.edumedia-sciences.com/m195_l2electric-field.html ...
PHOTON WAVE MECHANICS: A DE BROGLIE
PHOTON WAVE MECHANICS: A DE BROGLIE

File
File

... 1. All magnets are surrounded by an invisible force called the ________________ _______________ 2. The north pole of one magnet will be attracted to the ______ pole of another magnet. 3. The poles of the earth can move. True or False? 4. In the far north, radiation from the sun is reflected off the ...
Magnetism
Magnetism

... 1. All magnets are surrounded by an invisible force called the ________________ _______________ 2. The north pole of one magnet will be attracted to the ______ pole of another magnet. 3. The poles of the earth can move. True or False? 4. In the far north, radiation from the sun is reflected off the ...
ch 11 - THE QUANTUM DEFECT - probs
ch 11 - THE QUANTUM DEFECT - probs

... 2 cos  rˆ  sin  θˆ find the force on the electron. 4 0 r 3 b) Show that the work done in bringing the electron from infinity to z  r gives the dipole potential energy in Equation (11.8) after, of course, converting from the SI units of this problem to atomic units. ...
The fractional quantum Hall effect I
The fractional quantum Hall effect I

1 Solutions to Problem Set 9, Physics 370, Spring 2014
1 Solutions to Problem Set 9, Physics 370, Spring 2014

An electric charge experiences a magnetic force
An electric charge experiences a magnetic force

Physics (2): Problem set 1 solutions
Physics (2): Problem set 1 solutions

... The electric field as a function of r is shown in figure 5 3. The total charge on the inner surface of the conductor is just −q, and that on the outer surface is just +q. Note that even if the shape of the conductor is irregular this property would still be correct (i.e. charge in the inner surface ...
7.9.1 Electric Potential Energy
7.9.1 Electric Potential Energy

Chapter 5 Magnetostatics sin qvB q = = × F v B
Chapter 5 Magnetostatics sin qvB q = = × F v B

e/m - kfupm
e/m - kfupm

Electromagnetic Induction - Birdville ISD / Overview
Electromagnetic Induction - Birdville ISD / Overview

... A measure of the ability of one circuit carrying a changing current to induce an emf in a nearby circuit As long as the coils remain unchanged with respect to each other the mutual inductance is constant By changing the number of turns of wire in the secondary coil, the induced emf in the secondary ...
Magnetism, Electromagnetism, & Electromagnetic Induction
Magnetism, Electromagnetism, & Electromagnetic Induction

... – current that flows in direction of flow on only one direction regular time intervals through a circuit – 60 Hz in US – supplied by batteries or electrochemical cells – created by EMF induced in a coil of wire – created by a chemical turning in a magnetic reaction that produces field a potential di ...
Sources of Magnetic Fields Chapter 28
Sources of Magnetic Fields Chapter 28

COURSE INFORMATION
COURSE INFORMATION

On the Quantum Aspects of Geophysics
On the Quantum Aspects of Geophysics

... as earthquakes, volcanoes, and mountain building. Folded mountains are the most common type of mountain. They are created by tectonic plates pushing against each other. This creates intense pressure. Therefore, the only direction for these mountains to move is up. The formation of folded mountains ...
From Landau levels to quantum Hall effects
From Landau levels to quantum Hall effects

Solutions4
Solutions4

Electricity and Magnetism - The University of Sydney
Electricity and Magnetism - The University of Sydney

... General goals of this module This lecture module aims to develop the ideas of electric and magnetic fields and illustrates their practical applications in engineering and physical science. It builds upon the ideas of forces on charges and currents, introducing fields as an alternative way of describ ...
Electricity Review questions and Study guide Types of problems for
Electricity Review questions and Study guide Types of problems for

Three Phase Power Generation
Three Phase Power Generation

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Aharonov–Bohm effect

The Aharonov–Bohm effect, sometimes called the Ehrenberg–Siday–Aharonov–Bohm effect, is a quantum mechanical phenomenon in which an electrically charged particle is affected by an electromagnetic field (E, B), despite being confined to a region in which both the magnetic field B and electric field E are zero. The underlying mechanism is the coupling of the electromagnetic potential with the complex phase of a charged particle's wavefunction, and the Aharonov–Bohm effect is accordingly illustrated by interference experiments.The most commonly described case, sometimes called the Aharonov–Bohm solenoid effect, takes place when the wave function of a charged particle passing around a long solenoid experiences a phase shift as a result of the enclosed magnetic field, despite the magnetic field being negligible in the region through which the particle passes and the particle's wavefunction being negligible inside the solenoid. This phase shift has been observed experimentally. There are also magnetic Aharonov–Bohm effects on bound energies and scattering cross sections, but these cases have not been experimentally tested. An electric Aharonov–Bohm phenomenon was also predicted, in which a charged particle is affected by regions with different electrical potentials but zero electric field, but this has no experimental confirmation yet. A separate ""molecular"" Aharonov–Bohm effect was proposed for nuclear motion in multiply connected regions, but this has been argued to be a different kind of geometric phase as it is ""neither nonlocal nor topological"", depending only on local quantities along the nuclear path.Werner Ehrenberg and Raymond E. Siday first predicted the effect in 1949, and similar effects were later published by Yakir Aharonov and David Bohm in 1959. After publication of the 1959 paper, Bohm was informed of Ehrenberg and Siday's work, which was acknowledged and credited in Bohm and Aharonov's subsequent 1961 paper.Subsequently, the effect was confirmed experimentally by several authors; a general review can be found in Peshkin and Tonomura (1989).
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