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Video Lectures

Course

Code:	8.02
Subject:	Physics
Topic:	Electromagnetism
Views:	352,766

Educator

Name:	Walter Lewin (Prof. Lewin)
Type:	Individual

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Physics II: Electricity and Magnetism

Video Lectures

Displaying all 36 video lectures.

I. Electrostatics & Electric Fields
Lecture 1 Play Video	Coulomb's Law & Electric Force This lecture introduces the topic of electricity and magnetism with the question: "What holds our world together?" Topics discussed include: Electric Charges (Historical perspective), Polarization, Electric Force, and Coulomb's Law.
Lecture 2 Play Video	Electric Field Topics discussed include: Electric Field, Field Lines, Superposition, Inductive Charging, Dipoles, Induced Dipoles.
Lecture 3 Play Video	Gauss's Law & Electric Flux Electric Flux, Gauss's Law, Examples
Lecture 4 Play Video	Electric Energy Electrostatic Potential, Electric Energy, eV, Conservative Field, Equipotential Surfaces
Lecture 5 Play Video	Conductor & Electrostatic Shielding Topics discussed include: E = -grad V, More on Equipotential Surfaces, Conductors, and Electrostatic Shielding (Faraday Cage)
Lecture 6 Play Video	High-Voltage Breakdown Topics discussed in this lecture include: High-Voltage Breakdown, Lightning, Sparks.
II. Electric Circuits
Lecture 7 Play Video	Capacitance & Field Energy CapacitanceField Energy
Lecture 8 Play Video	Polarization & Dielectrics PolarizationDielectricsThe Van de GraaffMore on Capacitors
Lecture 9 Play Video	Ohm's Law, Resistivity & Currents CurrentsResistivityOhm's Law
Lecture 10 Play Video	Kirchhoff's Rule & Power BatteriesEMFEnergy ConservationPowerKirchhoff's RulesCircuitsKelvin Water Dropper
III. Magnetism
Lecture 11 Play Video	Magnetic Field & Lorentz Force Magnetic field, Lorentz Force, Torques, Electric Motors (DC), Oscilloscope
Lecture 12 Play Video	Review Exam 1 Review Exam 1 (Secret Top!)
Lecture 13 Play Video	Moving Charges in B-Fields Moving Charges in B-fields, Cyclotron, Synchrotron, Mass Spectrometer, Cloud Chamber
Lecture 14 Play Video	Biot-Savart Law Biot-Savart Law, Gauss' Law for Magnetic Fields, Revisit the "Leyden Jar", High-Voltage Power Lines
Lecture 15 Play Video	Ampere's Law & Solenoids Ampere's Law, Solenoids, Revisit the Kelvin Water Dropper, Midterm Evaluation
IV. Electromagnetic Induction
Lecture 16 Play Video	Faraday's Law & Lenz Law Electromagnetic Induction, Faraday's Law, Lenz Law, Complete Breakdown of Intuition, Non-Conservative Fields
Lecture 17 Play Video	Motional Electromotive Force Motional EMF, Dynamos, Eddy Currents, Magnetic Braking
Lecture 18 Play Video	Displacement Current Displacement Current (Difficult Concept), Synchronous Motors, Induction Motors, Secret Top, How does it work?
Lecture 19 Play Video	Superconductivity and Levitating Bullet Trains How do Magicians levitate women? (with demo), Electric Shock Treatment (no demo), Electrocardiogram (with demo), Pacemakers, Superconductivity (with demo), Levitating Bullet Trains, Aurora Borealis
Lecture 20 Play Video	Inductance & Magnetic Field Energy Inductance, RL Circuits, Magnetic Field Energy
Lecture 21 Play Video	Dia-, Para- & Ferromagnetism Magnetic Materials, Dia-, Para-, and Ferromagnetism, Prize Ceremony of Motor Contest
Lecture 22 Play Video	Maxwell's Equations Hysteresis, Electromagnets, Bohr Magneton, Maxwell's Equations, 600 daffodils
Lecture 23 Play Video	Review Exam 2 Review Exam 2
V. Electromagnetic Waves
Lecture 24 Play Video	Transformers & RC Circuits Transformers, Car Coils, RC Circuits
Lecture 25 Play Video	Resonance & Driven LRC Circuit Driven LRC Circuits, Resonance, Metal Detectors (Beach/Airport)
Lecture 26 Play Video	Traveling Waves & Standing Waves Traveling Waves, Standing Waves, Musical Instruments
Lecture 27 Play Video	Electromagnetic Waves and Radar and Lasers Resonance, Destructive Resonance, Electromagnetic Waves, Speed of Light, Radio - TV, Distance Determinations using Radar and Lasers. Information about the Tacoma Narrows Bridge Collapse: http://www.pbs.org/wgbh/nova/bridge/tacoma3.html and http://www.ketchum.org/bridgecollapse.html
Lecture 28 Play Video	Polarization & Oscillating Charges Index of Refraction, Poynting Vector, Oscillating Charges, Radiation Pressure, Comet Tails, Polarization (Linear, Elliptical, and Circular)
Lecture 29 Play Video	Color and Reflection Snell's Law, Refraction, Total Reflection, Dispersion, Prisms, Huygens's Principle, The Illusion of Color, The Weird Benham Top, Land's Famous Demo
Lecture 30 Play Video	Polarizers Polarizers, Malus's Law, Brewster Angle, Polarization by Reflection and Scattering, Why is the sky blue? Why are sunsets red?
Lecture 31 Play Video	Rainbows Fog Bows, Supernumerary Bows, Polarization of the Bows, Halos around the Sun and the Moon, Mock Suns
Lecture 32 Play Video	Review Exam 3 Review Exam 3
VI. Applications
Lecture 33 Play Video	Interferometers Double-Slit Interference, Interferometers
Lecture 34 Play Video	Telescopes Gratings, Resolving Power, Single-Slit Diffraction, Angular Resolution, Human Eye, Telescopes
Lecture 35 Play Video	Doppler Effect & The Big Bang Doppler Effect, The Big Bang, Cosmology
Lecture 36 Play Video	My Early Astronomy Research Years at MIT High-energy Astrophysics, Astronomy, Balloons