These are compiled by david tong, department of applied mathematics and theoretical physics, university of cambridge. This site is like a library, you could find million book here by using search. The 36 video lectures on electricity and magnetism, by professor lewin, were recorded on the mit campus during the spring of 2002. The story of electricity and magnetism internet archive. This book covers the electricity and magnetism topics from physics with calculus at the university level.
Therefore, it is possible to draw an infinite number of lines following this. H where m is the magnetic moment per volume the magnetization and. Magnets materials that attract other metals three classes. Lectures on magnetism jaejun yu, abstract in this lecture,1 i will give a brief introduction on a quantum mechanical view on mag netism in real materials, especially, consisting of transition metal elements and their com. Students map field lines around bar magnets to visualize the magnetic dipole field, and create their own electromagnet using copper wire, battery. In the next two units you will explore the relationship between magnetic forces and electrical phenomena. Grigor aslanyan you must also be concurrently enrolled in physics. Students vote on answers electronically and their answers are. Rebecca and brent are putting up their christmas decorations ready for christmas eve. Questions are posed to the class to stimulate discussion and indicate how concepts are going over. Coil x is connected to a battery and then wrapped around soft iron core to intensify the magnetic field in hopes that a current develops is induced in the y coil.
The course notes were written by john belcher, peter dourmashkin, and senben liao. Introductory physics ii electricity, magnetism and optics by robertg. Coil y was attached to a galvanometer with detects faint electric currents. Coulombs law, superposition, energy of a system of charges 2. The word magnet is a greek word and known from the name of. Note that the calculusbased edition includes all of material from the trigbased book, plus ample coverage of the calculusbased material. These lecture notes were written for the 2002 version of this course, and do not correspond directly to the calendar in the syllabus.
Purcell morin electricity and magnetism pdf electricity and magnetism, 3rd edition edward purcell and david morin. Free electricity magnetism books download ebooks online. Magnetism, the power of attracting iron by a material, is known to mankind for centuries before christ. Ocw is a free and open publication of material from thousands of mit courses, covering the entire mit curriculum. The electric field acting on a charge arises from the presence.
Magnetism is a quantum phenomenon but phenomenological models commonly used to treat classically matter as a continuum. Components in parallel have to have the same voltage. Electricity and magnetism african virtual university. Brent hangs a pair of glassball christmas tree decorations from a single 40 cm long thread looped over a pin as shown. February 28, 2020 abstract these notes are intended as an addition to the lectures given in class.
All books are in clear copy here, and all files are secure so dont worry about it. Ac current oscillates sinusoidally v max2v rms, i max2i rms, so p max2 rs magnetism magnetic. The units of the magnetic field are nn n t tesla mcam cm ss. The electromagnetism lecture notes is a book to provide an introduction to electromagnetism for electrical and electronics engineers. If you are reading an electronic pdf version of this book, it is an illegal pirated. This lectures presented topics of electricity, magnetism, optics, and. These notes are intended as an addition to the lectures given in class. Likesignchargesrepel eachotherwhileoppositesignchargesa. Components in series have to share the same current. Electricity and magnetismtravelling, standing and e. Another unit based on the cgs metric system is the gauss, where 1 g 10 t. Report a problem or upload files if you have found a problem with this lecture or would like to send us extra material, articles, exercises, etc. Internet archive contributor internet archive language english.
Stephen blundell magnetism in condensed matter, oxford 2001 a new book providing a. This is a working set of lecture notes for the part a electromagnetism course, which is part of the mathematics syllabus at the university of oxford. Moving charges in bfields moving charges in bfields, cyclotron, synchrotron, mass spectrometer, cloud chamber. Indeed, the present course will mainly address magnetic order in solids, of which ferromagnetism is the most straightforward case. For the love of physics walter lewin may 16, 2011 duration. Much of it will be aimed at an introductory level suitable for first or second year students, or perhaps some parts may also be useful at high school level.
Comments the current flow of charge onto or off a capacitor is zero at steady state, but while the current is charging there is a current so you can. The lecture notes were prepared in latex by james silva, an mit student, based upon handwritten notes. David jiles introduction to magnetism and magnetic materials, chapman and hall 1991. Thus magnetism at rst referred to the longrange interaction between ferromagnetic bodies. Links to lecture notes, assignmentssolutions and examssolutions are available via links in the descriptions of the individual lecture videos. For convenience, the file with notes will be both in postscript and pdf formats. Faraday used this device to produce an electric current from a magnetic field.
The teal classroom includes the opportunity for students to use the personal response system prs. This course reflects the present level of advancement in science and takes into account the changes in the general physics curriculum. Shneidman department of physics, new jersey institute of technology, newark, nj 07102 dated. Slides 610 summarize the rules and cover scientific notation handout on significant figures from stephen sekula at daniel hand high school in. Pdf general physics 2 electricity, magnetism, optics, and modern.
Physics 231 lecture 74 fall 2008 magnetic forces given a charge q moving with a velocity v in a magnetic field, it is found that there is a force on the charge this force is proportional to the charge q proportional to the speed v perpendicular to both v and b proportional to sin. Pdf this is a course presents lecture notes on general physics 2 for. Placing a magnetic dipole in a b field the energy u of a magnetic dipole m in a uniform magnetic induction field b the torque. Online textbooks and tutorials in electricity magnetism basic physics pdf 288p electricity and magnetism an introduction to maxwells equations. Permanent magnets can exert forces on currentcarrying wires and vice versa. Electricity and magnetism definition the physical phenomena involving electric charges, their motions, and their effects. Electrostatics pdf electrostatics problem solving pdf. They are not designed to replace the actual lectures. The oldest magnetic material or simply magnet, so called magnetite fe 3o 4 is a mineral was initially found in the district of magnesia of the modern turkey. Fundamentalparclescarrychargewhichcanbe posiveornegave. I feel as if the number of field lines is arbitrary, because the field is a vector field and is defined for all points in space. Electricity and magnetism forms a core component of physics that one needs in. Support for mit opencoursewares 15th anniversary is provided by. The motion of a charge is affected by its interaction with the electric field and, for a moving charge, the magnetic field.
If instead youre looking for a trigbased physics book, search for isbn 1941691102. Coulombs law, superposition, energy of a system of charges, basic field concept, flux, gausss law, fields and potentials around conductors, the electrostatic uniqueness theorem,rc circuits, thevenin equivalence, forces and fields in special relativity. I have attempted to put together a concise set of notes that describes the basics of electromagnetic theory to an audience of undergraduate mathematicians. This lecture was described by at least one student as all of 18. Pdf electromagnetism lecture notes university of cambridge. Lecture notes electricity and magnetism physics mit. Generation of electricity operation of motors operation of relays. The website features lecture notes, problem sets with solutions, exams with solutions, links to related resources, and a complete set of videotaped lectures. Magnetic susceptibilities are often tabulated in terms of the molar. Magnets laws of magnetic attraction and repulsion like magnetic. This begs the question of what it is that is ordering in a ferromagnet.