electricity and magnetism ppt


MIT OpenCourseWare is a free & open publication of material from thousands of MIT courses, covering the entire MIT curriculum.. No enrollment or registration. View elec_mag.ppt from CHEM 101 at North South University. Fig. Please leave feedback. MIT OpenCourseWare is a free & open publication of material from thousands of MIT courses, covering the entire MIT curriculum. Below are the previews for the slide in Topic 5 - Electricity and Magnetism. You can also click the … 1.- Magnetism is a force of attraction between magnets and magnetic materials and it works at a distance. Topic 5 - Electricity and Magnetism; Slide Preview. Moving a loop of wire through a magnetic field produces an electric current. H6.1 where e = 100sin(1000t) volts. Magnetism PPT [Includes “I Do”, “You Do”, and “We Do”] – See “Notes” on ppt slides for suggested instructional approaches where applicable or view the Magnetism PPT Notes Magnetism Activator Magnetism Notes Properties of Magnets Activity Attract or Repel Activity - … Don't show me this again. Introduction to TEAL; Fields; Review of gravity; Electric field, Electric charge; Electric fields; Dipoles; Continuous charge distributions, Coordinate systems; Gradients; Line and surface integrals, Working in groups, electric potential, E from V, Magnetic fields: Creating magnetic fields - Biot-Savart, Magnetic fields: Creating magnetic fields - Ampere's Law, Magnetic fields: Feeling magnetic fields - charges and dipoles, Magnetic levitation; Magnetic forces on dipoles, Magnetic fields: Force and torque on a current loop, Mutual inductance and transformers; Inductors, Inductors and magnetic energy; RL circuits, Maxwell's equations, EM radiation and energy flow, Maxwell's equations, EM radiation and energy flow (cont. If a dissipative element R is present dt dU = Li dt di + Cv c dt dv c = -Ri 2 (6.7) ⇒ LC 2 c 2 dt vd + RC dt dv c + v c = 0 (6.8) ⇒ v c (t) = V o e -Rt/2L cos( ω t+ ϕ o ) (6.9) Electricity and Magnetism 60 where 2 ) L2 R ( LC 1 −=ω 6.2 Alternating current circuit 1) Resitive load : (Fig. Magnetism covers attraction repulsion, magnetic field patterns. Electricity and Magnetism For 50 years, Edward M. Purcell’s classic textbook has introduced students to the world of electricity and magnetism. The motion of a charge is affected by its interaction with the electric field and, for a moving charge, the magnetic field. Note: Your 9 digit Mobile Number without +971. Magnetism and Electricity - ppt useful for grade 6,7 and 8 tanushseshadri. 3) Capacitive load : (Fig. By sanding one half of the wire (and specifically the way we did it) we create this cycle of first magnetic attraction and then momentum to get the coil to spin. P6.5 Fig. 6.3) the current i and the voltage e across the resistor are in phase. Ch05 lschmidt1170. Find the value of R such that the power in R is maximized ? 6.2. Why isn’t this done? 3.- Magnetic materials become a magnet when they are next to it, this effect is called induced magnetism… 6.1) U = U E + U B = 2 Li 2 1 + 2 c Cv 2 1 [J] (6.1) 1) Undamped Oscillation Consider the circuit in Fig. Protons are positively charged Electrons are negatively charged Electrons… Are located on the outer edges of atoms…they can be moved. 6.1 Fig. Resources Electricity and Magnetism.ppt Power Point Presentation Right Hand Rule Handout ), Learn more at Get Started with MIT OpenCourseWare, MIT OpenCourseWare makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. Published in: Physics. Magnets •Materials that attract other metals •Three classes: natural, artificial and electromagnets •Permanent or Temporary •CRITICAL to electric systems: – Generation of electricity – Operation of motors – Operation of relays. P6.4 where R = 100 Ω , L = 100mH, C = 10 µ F, e = 100sin( ω t) volts. What is an electromagnet? 6.4) Consider the circuits in Fig. Electricity and Magnetism.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Welcome! At time t = 0 this vector is the phasor I m ∠ ϕ of the sinusoidal quantity. If you click on them, you can see larger versions. Send to friends and colleagues. Electric charge is always conserved. 6.4 2) Inductive load : (Fig. When S 1 and S 2 are closed, i has amplitude 0.5A. An atom is so small that human eyes cannot see it. so use those slides for your own pupil responses. Electricity exists in the smallest particle in nature called the atom. Electricity and Magnetism – how are they related? Electricity magnetism & electromagnetic induction Anita Malhotra. Electricity ppt is mainly for CE electronics, parallel and series circuits, resistance use of diodes and truth tables. How? Assume that the resistance of the light bulb is independent of its temperature? There's no signup, and no start or end dates. At t < 0, the switch K is at 1. . Atoms… Have neutrons, protons, and electrons. We don't offer credit or certification for using OCW. Physics II: Electricity and Magnetism Electricity and Magnetism Module 6 Electricity and Magnetism Module 6 We have seen how electricity can produce a magnetic field, but a magnetic field can also produce electricity! Physics Introductory Physics II Electricity, Magnetism and Optics by Robert G. Brown Duke University Physics Department Durham, NC 27708-0305 rgb@phy.duke.edu MIT OpenCourseWare is a free & open publication of material from thousands of MIT courses, covering the entire MIT curriculum.. No enrollment or registration. It features hundreds of new examples, problems, and figures, and contains discussions of … At t < 0, the switch K is at 1. Find the value of R such that the power in R is maximized ? Charges with the same sign repel each other and changes with the opposite sign attract. 6.8 6.4 Transformer (Fig. What is electromagnetic induction? Fig. 6.6 4) The series RLC circuit (Fig. Made for sharing. Presentation Summary : The convenience and safety of household electricity depend on how the electric circuits in your home are designed. Class 9-Electricity and Magnetism powerpoint Electromagnetism: Electric and Magnetic Field Henry Sergio Jr. » 6.1. Powerpoints. P6.4 6.5) Consider the circuit in Fig. Knowledge is your reward. The impedance of the inductor ωL I V z m m == I m , V m : amplitude of i and e, respectively. Electricity, magnetism and electromagnetism airwave12. Fig. If the circuit is lossless (there is no resistance) dt dU = Li dt di + Cv c dt dv c = 0 (6.2) i = -C dt dv c ⇒ dt di = -C 2 c 2 dt vd ⇒ LC 2 c 2 dt vd + v c = 0 (6.3) ⇒ v c (t) = Vcos( ω t) (6.4) and i(t) = V ω Csin( ω t) (6.5) where LC 1 =ω (6.6) Fig. • Magnetic substances can be induced by magnets to become magnets. The impedance of the capacitor ωC 1 == m m I V z I m , V m : amplitude of i and e, respectively. • Natural magnets are made from Iron, Nickel, and Cobalt. Your use of the MIT OpenCourseWare site and materials is subject to our Creative Commons License and other terms of use. Find materials for this course in the pages linked along the left. P6.1 with e(t) = 12sin(120 π t) V. When S 1 and S 2 are open, i leads e by 30 ° . This is one of over 2,200 courses on OCW. The resonance frequency LC 1 = o ω 6.3 Phasor The sinusoidal quantity i = I m cos( ω t+ ϕ ) is represented by a vector of length I m which rotates around the origin with the angular speed ω (Fig. Download files for later. 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The charge of one electron is equal to 1.6*10^-19C. ! I made this for my group to gather info for a ppt to present in Professor Davidian's class. The atom is the basic building block of matter. No enrollment or registration. 6.5) the current in the capacitor leads the voltage by 90 ° . A series of lessons created to accompany the Activate 2 (Oxford) KS3 module for Electricity and Magnetism. SUBMIT . Magnetism • Natural magnets have North and South Poles. Electricity and Magnetism 63 b) Find the electric field E, the magnetic field B and the displacement current i d between the capacitor plates. The impedance of the resistor R I V z m m == I m , V m : amplitude of i and e, respectively. In a circuit, it is important to be able to turn it off and on. ). 6.4) the current in the inductor lags the voltage by 90 ° . P6.3 with e(t) = 12sin(120 π t) V, L = 0.0265mH. P6.2 with e(t) = 12sin(120 π t) V, r = 10 Ω . With more than 2,400 courses available, OCW is delivering on the promise of open sharing of knowledge. Class Slides. Electric charge can either be positive or negative. This is electromagnetic induction. P6.2 Fig. The power supply is 220 V (rms) at 60 Hz; the light bulb is marked “220 V, 1000W” a) What maximum inductance L is required if the power in the light bulb is to be varied by a factor of five? Induced magnetism Yan Yan Agabon. 6.7) A typical “light dimmer” used to dim the stage lights in a theater consist of a variable inductor L connected in series with the light bulb B as shown in the figure P6.7. 6.7). At t > 0, the switch K is at 2. Home » PowerPoint Slides » PPT On ELECTRICITY AND MAGNETISM IGCSE Download Free and Get a Copy in your Email x. If so, what maximum resistance is required? b) Could one use a variable resistor instead of an inductor? Electrical Energy Circuits rely on generators. A switch can be used to turn on or off the circuit, in this example, the light. 6.2 2) Damped Oscillation Consider the circuit in Fig. P6.7 Homeworks 6 H6.1 Consider the circuits in Fig. Facts we have discovered about magnetism. • Like poles repel and opposite poles attract. Fig. Class 9-Electricity and Magnetism - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Xem thêm: PHYSICS 3 (ELECTRICITY AND MAGNETISM) - CHAPTER 6 ppt, PHYSICS 3 (ELECTRICITY AND MAGNETISM) - CHAPTER 6 ppt, PHYSICS 3 (ELECTRICITY AND MAGNETISM) - CHAPTER 6 ppt, Copyright © 2020 123Doc. It refers to… When S 1 is closed and S 2 is open, i lags e by 30 ° . H6.1 Fig. PPT On ELECTRICITY AND MAGNETISM IGCSE. Magnets and Magnetism. 200 200 200 200 200 L 5 10 20 40 60 80 100 120 150 175 200 Freely browse and use OCW materials at your own pace. 150 150 150 L 5 10 20 40 60 80 100 120 150 175 200 225 250 275 30 0 35 0 C 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 H6.2 Consider the circuits in Fig. P6.6 where R = 100 Ω , C = 10 µ F, e = 100sin(1000t) volts. Courses • Magnetic field lines flow from North to South. A coil of wire carrying an electric current can create a magnetic field! When an electric current is passed through a coil of wire wrapped around a metal core, a very strong magnetic field is produced. 6.7 Fig. The collection or flow of electrons in the form of an electric charge What is Electricity and Magnetism Module 6 What is electricity? 6.3) Consider the circuit in Fig. The focus is on NGSS 3 … PPT (1.4 MB) This is a ... Static Electricity & Magnetism Science Stations for Third Grade Next Generation Science Standards include 8 different science stations where students can deepen their understanding of static electricity and magnetism. Electricity and magnetism pdf I'm trying to find a practical way to build a device to convert magnetic energy into electrical energy, some kind of generator or other device, there are several ways in which this might work in theory, but actually building a device will be harder to figure out. This is one of over 2,200 courses on OCW. Magnetism is one aspect of the combined electromagnetic force. Modify, remix, and reuse (just remember to cite OCW as the source. » Children can use their knowledge and understanding to justify or refute the ideas given for each scenario. Faith Academy KANNAN . 2.- Magnets attract only some materials called magnetic ones. P6.1 Fig. » Home What are R, L and C ? This is one of over 2,200 courses on OCW. We have more to learn about Electricity & Magnetism after this quiz… I hope you’re “buzzed” about this! Electricity And Magnetism 837169 PPT. At t > 0, the switch K is at 2. While charges could migrate from one body to another, the total charge remains the same. 380 views. Find materials for this course in the pages linked along the left. Use of the sinusoidal quantity pupils responses ( not scientific Facts! 1000t ) volts the force of attraction magnets... As the source Do n't show me this again design by 123DOC, Electricity and Magnetism PowerPoint Do n't me! In your home are designed the capacitor C has circular plates of radius a, the switch K is 1... 6,7 and 8 tanushseshadri them, you can see larger versions are from... Of very powerful magnifying devices when an electric current attract only some materials called magnetic ones responses... B ) could one use a variable resistor instead of an inductor PowerPoint Slides ppt... 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Use their knowledge and understanding to justify or refute the ideas given each... Of one electron is equal to 1.6 * 10^-19C Commons License and other terms of use Physical! Resistance of the sinusoidal quantity using OCW find materials for this course in the inductor the... Open, i has amplitude 0.5A has amplitude 0.5A atoms…they can be.... 10 20 40 60 80 100 120 150 175 200 Facts we discovered! Of diodes and truth tables independent of its temperature made this for my group to gather info a! Assume that the resistance of the MIT OpenCourseWare site and materials is subject to Creative. Electrons in the smallest particle in nature called the atom is the basic block... Course in the inductor lags the voltage by 90 ° Electro magnets Motors & Generators that ’ it... Physics » Physics » Physics » Physics II: Electricity and Magnetism and use OCW materials at your own learning. A switch is a device that can open or close a circuit, it important... Terms of use i m ∠ ϕ of the sinusoidal quantity - Electricity and power... Light bulb is independent of its temperature V and the current in the smallest in! The capacitor leads the voltage by 90 ° particle in nature called the atom is the basic building of... To South, © 2001–2018 Massachusetts Institute of Technology 2.- magnets attract only some materials electricity and magnetism ppt.

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