Get pdf download of class 12 physics chapter 8 electromagnetic waves class 12 notes, video lectures and more made by expert teachers of vidyakul to score high marks in your exams. Professor of physics the university of texas at austin contents 1 maxwells equations 7. So its interesting that one dude, thales, was the first to study both of these two phenomena. To derive the lorentz transformation, let us suppose that we have two inertial frames. Spm physics form 5 amplitude, period, frequency and wavelength of waves. Jun 01, 2012 physics module form 5 chapter 1 waves gckl 2010 12 5. Lecture tutorial and lab components must all be taken to receive credit. Introduction to magnetism 5 questions electromagnet straight wire and coil 6 questions electromagnet solenoid 6 questions uses of electromagnet 5 questions force on a current carrying conductor in a magnetic field 7 questions electromagnetic induction 7 questions dc and ac generator 5 questions transformer 5 questions. Magnitude of current larger current produces a larger electromagnetic force. Form 5 chapter 1 to chapter 5 mr ng han guan form 5 chapter 1. Vector analysis pdf rotations in index notation pdf integral formulation of basic equations pdf conductors. Chapter 3435 8 electromagnetic induction ifaraday discovered that a changing magnetic flux leads to a voltage in a wire loop induced voltage emf causes a current to flow. A lens is conventionally defined as a piece of glass which is used to focus or change the direction of a beam of light passing through it. But theres another place in physics where the speed of light plays a promi.
Thermodynamics and statistical mechanics such as the laws of thermodynamics, thermo. For all of nonquantum em there are only 5 formulas you need. This video will explain all the basic characteristics in waves. I have attempted to put together a concise set of notes that describes the basics of electromagnetic theory to an audience of undergraduate mathematicians. Physics module form 5 chapter 3 electromagnetism gckl 2010. A magnetic field is produced by the current in a long straight wire. Now place the magnet in the center of the observation sheet with the redpainted end. It is very easy to make a minus sign mistake here, always label clearly on. A currentcarrying conductor placed in a magnetic fields as shown in the diagram below it. Electromagnetic induction in a straight discuss your physics problems at. Spm form 5 physics revision notes electromagnetism.
Spm form 5 chemistry chapter 3 electromagnetism spm physics. It is very useful information, this is both good reading for, have quite a few good key points and i learn some new stuff from it too. It is summarized in four equations, now known as maxwells equations. In the space between there is a paper roll with a copper coil. In fact, we can achieve this by using what mathematicians call vector eld theory. A lens is conventionally defined as a piece of glass which is used to focus or change the direction of a beam of light passing through it they are mainly made of glass or plastic.
An intermediate level course richard fitzpatrick professor of physics the university of texas at austin. Spm form 5 chemistry chapter 3 electromagnetism spm. Note which way around vp 2 and vp 1 are, the same order as the limits. Electromagnetic waves spm physics form 4form 5 revision notes. Learn vocabulary, terms, and more with flashcards, games, and other study tools. In the displacement distance graph as shown above, amplitude is represented by the symbol of and wave is represented by the symbol of 6. As a result, learning electromagnetism involves developing intuition about a rather unintuitive area of physics. Cambridge lecture notes from 2004 classical electrodynamics by konstantin likharev, stony brook electromagnetism i and electromagnetism ii by steven errede, uiuc. The full galilean group includes also rotations of. The speed of light is the same for all inertial observers. Magnetism has a lot of similarities to electricity. Electromagnetism root mean square value 2 p rms v v.
The 4 maxwell equations and the lorentz equation describe all of electricity, magnetism, light, sound, radiation, actually most. The laws of physics are the same for all inertial observers. Jpn pahang physics module form 5 teachers guide chapter 8. By the end of chapter 5 youll understand how electric power can be distributed being carried into thousands. Lens are used in making spectacles, cameras, cinema projectors, microscopes and telescopes. Msomi maktaba notes za o level na a level all subjects physics chemistry biology mathematics literature civics general study geography angiculture history kiswahili commerce book keeping accounting computer economics form one form two form three form four form five and form. If a battery is attached to a moving coil loudspeaker, then a single short sound will be heard. Electricity, magnetism and optics department of physics. Electromagnetic theory ii physics and astronomy at tamu. Volume 2 of landau and lifshitz electromagnetism by alan macfarlane. A timevarying magnetic field can act as source of electric field. Form 4 chapter 1 understanding physics chapter 2 forces and motion chapter 3 forces and pressure chapter 4 heat chapter 5 light form 5 chapter 1 waves chapter 2 electricity chapter 3 electromagnetism chapter 4 electronics chapter 5 radioactivity note. Preface to the present edition the present book titled, electromagnetics. Electromagnetism and relativity weve seen that maxwells equations have wave solutions which travel at the speed of light.
Electromagnetic theory ii contents special relativity. Form 5 chapter 3 electromagnetic induction direct current scribd. Covers the basic principles of electromagnetism and experiments in these topics for physical science and engineering majors. Induction experiments faraday henry if the magnetic flux through a circuit changes, an emf and a current are induced. Physics form 5 electromagnetism moving coil loudspeaker the moving coil loudspeaker uses the principle of flemings left hand rule. Chapter 3 electromagnetism electromagnetism is produced when an electrical current flows through a conductor. This lesson helps you understand quickly how electromagnetic inductions works and you can solve it quickly. Form 5 wave oscillation t f 1 displacementtime graph f frequency hz or s1. Sep 08, 2010 jpn pahang physics module form 5 teachers guide chapter 8. Electromagnetic theory ii physics and astronomy at. Electromagnetism such as electrostatics, currents and dc circuits, magnetic fields in free space, lorentz force, induction, maxwells equations and their applications. Now place the magnet in the center of the observation sheet with the red painted end.
Msomi maktaba notes za o level na a level all subjects physics chemistry biology mathematics literature civics general study geography angiculture history kiswahili commerce book keeping accounting computer economics form one form two form three form four form five and form five study notes. Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles. The new book, at the difference of the previous ones, contains four new appendices. B, moullin the principles of electromagnetism oxford university press 1950 acrobat 7 pdf.
This is a form 5 physics website from which students can download their notes and resources. Introductory physics ii electricity, magnetism and optics by. Physics form 5 electomagnetic applications page 4 factors affecting the dc motor 1. Classical and relativistic approaches, is an extended form of the previous two editions of the books titled electromagnetics. Electromagnetics and applications mit opencourseware. The excitement of actually participating in the themis project helps motivate the students to learn challenging physical science concepts. Electric and magnetic fields are not invariant entities themselves, but are aspects of a single entity, the electromagnetic field, which manifests itself. Examples of magnetic materials are iron, steel, nickel and cobalt. The metals that can be attracted by a magnet are called the magnetic materials of ferromagnetic materials. The electromagnetic force is carried by electromagnetic fields composed of electric fields and magnetic fields, and it is responsible for electromagnetic radiation such as light. Form 5 wave oscillation t f 1 displacementtime graph f frequency hz or s1 t period s amplitude, period and frequency can be found from a displacementtime graph wave v f.
The moving wave effect is produced by oscillating electric and magnetic fields oscillate at right angles to the direction. Unlike mechanics, most of the phenomena encountered in the field of electromagnetism are not found in everyday experience at least, not in a form that makes the actual nature of the phenomena clear. The book is intended as a textbook for students specializing in physics for undergraduate students specializing in physics in the framework of the course on general physics. Physics notes form 4 free download kcse revision notes pdf. Damping is occur when in an oscillating system when the system gain. A small magnetic field is created around the conductor with the direction of this magnetic field with regards to. Physics module form 5 chapter 3 electromagnetism gckl 2011 37 t h e f o r c e o n a c u r r e n t c a r r y i n g c o n d u c t o r what happens to a currentcarrying conductor in a magnetic field. A the magnitude of the current increases b the distance from the wire increases. Physics module form 5 chapter 3 electromagnetism gckl 2011.
Electromagnetic induction is the production of an electromagnetic force, e. We can now put all of the field equations together, in both integral and local form, to construct a complete theory of electromagnetism. Exercises conversion of the unit of speed, density and. Space weather is described by fluctuations in the earths magnetic field and the density, speed, and temperature of the solar wind. A small magnetic field is created around the conductor with the direction of this magnetic field with regards to its north and south poles being determined by the direction of the current flowing through the conductor.
Magnetic fields are produced by electric currents, which can be macroscopic currents in wires, or microscopic currents associated with electrons in atomic orbits magnetic field sources are essentially dipolar in nature, having a north and south magnetic pole. Electromagnetism 5 magnetic field due to a current in a solenoid 7. David tong cambridge lecture notes on electromagnetism. Electricity theme 5 part 2 electricity in the home 1. Credit is not given for both phys 115 and phys 122. Form 4 video 01 introduction to physics video physical quantities. 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. Surface forces and capacitance pdf image charge method. The lines are shown closest together near to the wire, because the field is strongest there, and quickly gets smaller further away from the wire. Realtime space weather information from the space weather prediction center of the us national oceanographic and atmospheric administration noaa. Physics module form 5 chapter 1 waves gckl 2010 12 5. The number of turns in the coil the greater the number of turns, the greater the magnetic force is generated. Book 4 was mainly about particles, the ways they move when forces act on them, and how the same laws of motion still hold good for objects built up from particles however big.
Thermionic emission and cathode ray 5 questions cathode ray oscilloscope 5 questions semiconductor 5 questions semiconductor diode 6 questions transistors 7 questions logic gates 5 questions. Koleksi nota fizik tingkatan 5 spm form 5 physics notes. In book 4, when you started on physics, we said physics is a big subject and youll need more than one book. Solenoid is combination of coils of wire wounded around on some surface or wounded around an iron core. The book is intended as a textbook for students specializing in physics for undergraduate students specializing in physics in the. Physics module form 5 chapter 3 electromagnetism gckl. Physics form 5 electromagnetism if the frequency of the change of current direction is increased, then the pitch of the sound is increased. The notes file size could be very big, please be patient as you. Displacementdistance graph v velocity ms1 f frequency hz or s1. May 03, 2012 physics module form 5 chapter 3 electromagnetism gckl 2011 37 t h e f o r c e o n a c u r r e n t c a r r y i n g c o n d u c t o r what happens to a currentcarrying conductor in a magnetic field. The north pole magnet is donut shaped and at its centre is a cylindrical south pole magnet. Classical electromagnetism university of texas at austin. This paper roll is connected to the paper cone that is.
953 230 1042 418 291 804 1303 949 598 912 260 1153 63 614 1174 547 953 46 109 1452 443 646 932 1037 553 436 761 1125 668 864