For convenience, the file with notes will be both in postscript and pdf formats. Therefore, it is possible to draw an infinite number of lines following this. Pdf electromagnetism lecture notes university of cambridge. 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. Permanent magnets can exert forces on currentcarrying wires and vice versa. The lecture notes were prepared in latex by james silva, an mit student, based upon handwritten notes. 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.
Electricity and magnetism definition the physical phenomena involving electric charges, their motions, and their effects. The course notes were written by john belcher, peter dourmashkin, and senben liao. Pdf general physics 2 electricity, magnetism, optics, and modern. The teal classroom includes the opportunity for students to use the personal response system prs. 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.
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. Grigor aslanyan you must also be concurrently enrolled in physics. I have attempted to put together a concise set of notes that describes the basics of electromagnetic theory to an audience of undergraduate mathematicians. They are not designed to replace the actual lectures.
Introductory physics ii electricity, magnetism and optics by robertg. Components in parallel have to have the same voltage. These notes are intended as an addition to the lectures given in class. 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. This book covers the electricity and magnetism topics from physics with calculus at the university level. Electricity and magnetism forms a core component of physics that one needs in. 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. The motion of a charge is affected by its interaction with the electric field and, for a moving charge, the magnetic field. Support for mit opencoursewares 15th anniversary is provided by. Students vote on answers electronically and their answers are. Generation of electricity operation of motors operation of relays. If you are reading an electronic pdf version of this book, it is an illegal pirated.
Free electricity magnetism books download ebooks online. The electric field acting on a charge arises from the presence. Internet archive contributor internet archive language english. Note that the calculusbased edition includes all of material from the trigbased book, plus ample coverage of the calculusbased material. Students map field lines around bar magnets to visualize the magnetic dipole field, and create their own electromagnet using copper wire, battery. Electricity and magnetism african virtual university. If instead youre looking for a trigbased physics book, search for isbn 1941691102. The units of the magnetic field are nn n t tesla mcam cm ss. David jiles introduction to magnetism and magnetic materials, chapman and hall 1991. This course reflects the present level of advancement in science and takes into account the changes in the general physics curriculum. Magnets laws of magnetic attraction and repulsion like magnetic. Magnetic susceptibilities are often tabulated in terms of the molar.
H where m is the magnetic moment per volume the magnetization and. February 28, 2020 abstract these notes are intended as an addition to the lectures given in class. Moving charges in bfields moving charges in bfields, cyclotron, synchrotron, mass spectrometer, cloud chamber. This begs the question of what it is that is ordering in a ferromagnet.
The word magnet is a greek word and known from the name of. Faraday used this device to produce an electric current from a magnetic field. Rebecca and brent are putting up their christmas decorations ready for christmas eve. The 36 video lectures on electricity and magnetism, by professor lewin, were recorded on the mit campus during the spring of 2002. Electrostatics pdf electrostatics problem solving pdf. Online textbooks and tutorials in electricity magnetism basic physics pdf 288p electricity and magnetism an introduction to maxwells equations. Likesignchargesrepel eachotherwhileoppositesignchargesa. 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. This lectures presented topics of electricity, magnetism, optics, and. Coil y was attached to a galvanometer with detects faint electric currents. 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. Pdf this is a course presents lecture notes on general physics 2 for. Links to lecture notes, assignmentssolutions and examssolutions are available via links in the descriptions of the individual lecture videos. Components in series have to share the same current.
This site is like a library, you could find million book here by using search. Shneidman department of physics, new jersey institute of technology, newark, nj 07102 dated. Ac current oscillates sinusoidally v max2v rms, i max2i rms, so p max2 rs magnetism magnetic. Slides 610 summarize the rules and cover scientific notation handout on significant figures from stephen sekula at daniel hand high school in. Electricity and magnetismtravelling, standing and e. These lecture notes were written for the 2002 version of this course, and do not correspond directly to the calendar in the syllabus. Brent hangs a pair of glassball christmas tree decorations from a single 40 cm long thread looped over a pin as shown. 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. In the next two units you will explore the relationship between magnetic forces and electrical phenomena. The electromagnetism lecture notes is a book to provide an introduction to electromagnetism for electrical and electronics engineers.
For the love of physics walter lewin may 16, 2011 duration. Lecture notes electricity and magnetism physics mit. Magnets materials that attract other metals three classes. These are compiled by david tong, department of applied mathematics and theoretical physics, university of cambridge. Questions are posed to the class to stimulate discussion and indicate how concepts are going over. The website features lecture notes, problem sets with solutions, exams with solutions, links to related resources, and a complete set of videotaped lectures. Coulombs law, superposition, energy of a system of charges 2. This lecture was described by at least one student as all of 18. Thus magnetism at rst referred to the longrange interaction between ferromagnetic bodies. Another unit based on the cgs metric system is the gauss, where 1 g 10 t. Indeed, the present course will mainly address magnetic order in solids, of which ferromagnetism is the most straightforward case. Magnetism is a quantum phenomenon but phenomenological models commonly used to treat classically matter as a continuum. Magnetism, the power of attracting iron by a material, is known to mankind for centuries before christ. Purcell morin electricity and magnetism pdf electricity and magnetism, 3rd edition edward purcell and david morin.
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