After notes are done, part of your homework is to fill in the sides with study questions and write a summary that demonstrates you understand what is. Cell phones, flashlights, and even a cars headlights are powered by the electricity in batteries. An electric circuit is a complete path through which electricity travels circuits are made up of wires and electrical parts such as batteries, light bulbs, resistors, motors and switches a circuit diagram is a shorthand method of describing a working circuit. Revision booklet for the edexcel igcse electricity unit.
Current electricity 95 number of electrons travelling in any direction will be equal to the number of electrons travelling in the opposite direction. After notes are done, part of your homework is to fill in the sides with study questions and write a summary that demonstrates you understand what is important in the notes. Electrostatics, as the name implies, is the study of stationary electric charges. Content additional notes from dr c for electrical charge to flow through a closed circuit the circuit must include a source of potential difference. Current electricity notes class 12th pdf download physics tutoria electric current is defined as the amount of charge flowing through any cross section of the conductor in unit time. Electrical fields cause forces to act on charged particles. In factories, power plants and chemical plants smoke and other exhaust have to be treated to remove dust particles and other particulates before it is released into the atmosphere. This current electricity pdf explains the flow of electric current, dc and ac current, simple experiment, and the basic law of electricity ohms law formula. One of the most common causes of static electricity is the contact between solid objects. Well there are, and one of them is called static electricity. Learn about and revise static electricity, electrical charges and electric fields with gcse bitesize physics.
Currents are not always steady and hence more generally, we define. Basic electricity fall 2011 this course module introduces the basic physical models by which we explain the flow of electricity. Static electricity notes electric charge electrostatics scribd. Were going to give you all the cool facts about static electricity and youll be one smart kid. Dec 15, 2019 electricity deals with the motion of the electric charge. The buildup of electrical charge creates the potential for the flow of. When you rub a plastic rod with a cloth, it becomes negatively charged. It covers the extra material in the electricity and magnetism section of the cambridge igcse physics that is not covered in my edexcel revision videos. In the united kingdom the domestic electricity supply has a frequency of 50 hz and is about 230 v. Advanced level physics notes mathsapi largest online.
Electricity deals with the motion of the electric charge. Select a chapter from the menu to view the specific chapter. Electricity is the flow of electrical charges or power. As the polythene gains electrons it becomes negatively charged. The charge that has built up cannot easily flow away from the insulator, which is why it is called static electricity. Icse 8 physics static electricity introduction to static. This topic covers static electricity of o level physics. The lecture notes section contains table on lacture numbers, topics and links to their correspondig lectures. The physics classroom physics interactives static electricity coulombs law coulombs law notes notes. A rod of plastic rubbed with fur or a rod of glass rubbed with silk will attract small pieces of paper and is said to be electrically charged. An atom consists of protons positive, neutrons neutral, and electrons negative. The charge on plastic rubbed with fur is defined as negative, and the charge on glass rubbed with silk is defined as positive. The type of electricity that is used to power things we use is called current electricity.
Electric charge is a scalar quantity which unit is coulomb. Lecture notes physics i physics mit opencourseware. O level pure physic static electricity notes mwl1781qm9lj idocpub. Electricity produced by the friction between two bodies is called static electricity or frictional electricity e. Electricity from the wall outlets in your house powers your television, computer, lights, and microwave. The bohr model of an atom a nucleus surrounded by shells of electrons traveling in discrete orbits is presented. This is when 2 neutral objects are rubbed together and some electrical charges electrons are exchanged. O level pure physic static electricity notes free download as pdf file. The charge acquired by a glass rod when rubbed with silk is called positive charge and the charge acquired by an ebonite rod when rubbed with wool is called negative charge.
Did you know that there were different types of electricity. Largest online education web site in sri lanka provides past papers, model papers, school papers, campus papers, marking schemes, notes, career guide for school leavers and lot more articles. Static electricity, lightning, types of charges and static electricity. Apr 08, 2018 the best physics o level notes compiled from all around the world at one place for your ease so you can prepare for your tests and examinations with the satisfaction that you have the best resources available to you. Static electricity is the imbalance of electrical charge on an insulated material. A charged atom does not have a net charge of zero an object with more negative charges has a net negative charge an object with more positive charges has a net positive charge. Electrical effects produced this way are called static electricity. Static electricity is caused by the transfer of charge transfer of electrons. Electrical current is described as a flow of electrons. Mit opencourseware makes the materials used in the teaching of almost all of mits subjects available on the web, free of charge. O level pure physic static electricity notes scribd. Static electricity notes free download as pdf file. Charging methods, electric field lines and the importance of lightning rods on.
Electrostatic precipitators are used in industry for environmental protection. Current electricity notes class 12th pdf download physics. Let your support continue to take this service to the students. Static electricity refers to an imbalance between the electric charges in a body, specifically the imbalance between the negative and the positive charges on a body. One method in which electrons can be moved or transferred is by rubbing two insulators together.
When the arrangement or distribution of electrical charge does not change, it is called static charge or static electricity. With more than 2,400 courses available, ocw is delivering on the promise of open sharing of knowledge. Cbse class 10 science chapter 12 electricity revision notes. Gcse physics electricity learning resources for adults, children, parents and teachers. The coulombs law interactive is an adjustablesize file that displays nicely on smart phones, on tablets such as the ipad, on chromebooks, and on laptops and desktops. Rubbing a polythene strip on wool causes some of the outer electrons in the wool to move over to the polythene strip. Static electricity the motion of charged particles causes electrical effects, small shocks, lightning and sparks. Find materials for this course in the pages linked along the left. Physics igcse 2012 exam revision notes by samuel lees and adrian guillot 1. If it tur n out to be a negative number, it implies a curr ent in the backwar d direction. These notes and demo driven and will require access to basic items such as plastic rods and aluminum foil however i promise your kids will leave excited about physics. Equivalent to american high school diploma if this is too basic for you, you can try the more advanced version here. Gce o level physics notes mini physics learn physics.
Icse 8 physics static electricity revision notes capture the essence of the chapter. It is the process of redistributing the charges on the surface of an object because of the nearby charges or static electric field. To view the flash animations on this site with your ipad, download the photon web browser static electricity. Current electricity physics 94 and the quotient q i t 3. Introduction physical phenomena associated with the presence and flow of electric charge is known as electricity. Static electricity is due to electric charge that builds up on the surface of an insulator, such as a plastic comb.
Static electricity an object with a net charge of zero is describe as being electrically neutral. It is a resource you can turn to for a quick chapter glance and last minute revision for your tests and exams. Click here to watch them electricity electricity is a basic part of our nature. Note that a battery operated field mill was used to avoid.
Electricity or electrical energy is a secondary energy source which means that we get it from. Its a summary of last lecture and is available on the web. Content additional notes from dr c mains electricity is an ac supply. The best physics o level notes compiled from all around the world at one place for your ease so you can prepare for your tests and examinations with the satisfaction that you have the best resources available to you. The rate of flow of chrge through the conductor is called electric current. The charges could be in the form of electrons or ions.
Science notes for class 10 chapter 12 physcis electricity pdf. Electrostatics electric charges at rest static electricity involves electric. If this is too basic for you, you can read up on a level physics equivalent to advanced placement. Summary notes, revision videos and past exam questions by topic for edexcel gcse physics topic 11 static electricity. The best physics o level notes o and a level notes. The notes available here are great for revision and studying on the go. To register science tuitions on to clear your doubts. Static discharge occurs when there is a loss of static electricity due to three possible things. Physics is the scientific study of matter and energy and how they interact with each other. Friction rubbing conduction direct contact induction through. A tiny imbalance of either positive or negative charges on. Static electricity 1 topic 4 static electricity electricity.
It is well to note here the difference between potential and intensity 16, the. Current electricity notes class 12th pdf download physics tutoria. Jan 19, 2020 this topic covers static electricity of o level physics. Electricity and electrical phenomenon have a lot of applications in our day to day life and they also gives a wide variety of wellknown effects, such as lightning, static electricity, electromagnetic induction and the flow of electrical current. Click here to watch them electricity electricity is a basic part of our nature and it is one of our most widely used forms of energy. Gcse revision notes physics revision notes electricity 1. Pdf a textbook on static electricity davide giobbio academia. Static electricity static electricity aqa gcse physics. Equivalent to american high school diploma if this is too basic for you, you can try the more advanced. Igcse electricity revision booklet teaching resources. Workshop tutorials for biological and environmental physics er2b. Let us now see what happens to such a piece of conductor if an electric field is applied. Students should be able to explain the difference between direct and alternating potential difference. Jan 19, 2020 the notes available here are great for revision and studying on the go.
Uses of static electricity the electrostatic precipitator. Static electricity notes for types of charging and electric fields. Weve been doing a lot of good physics in the old classic mode, but it is, now, in the words of monte python, time for something completely different. Ace your physics here with revision notes and practice questions for gce oa level. It is time for electric fields and static electricity. Friction rubbing conduction direct contact induction through an electrical field not direct contact electricity that moves. Basic principles of electrostatics are introduced in order to explain how objects become charged and to describe the effect of those charges on other objects in the neighboring surroundings.
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