PY212 Electricity and Magnetism - PowerPoint PPT Presentation


PPT – PY212 Electricity and Magnetism PowerPoint presentation | free to download - id: e151e-ZTk3O


The Adobe Flash plugin is needed to view this content

Get the plugin now

View by Category
About This Presentation

PY212 Electricity and Magnetism


Demonstration of Electrostatic Effects. The Electric Charge ... Huygens' Principle and Coherence. Interference. Double Slit. Thin Film. Diffraction. Single Slit ... – PowerPoint PPT presentation

Number of Views:54
Avg rating:3.0/5.0
Slides: 35
Provided by: buph
Learn more at:


Write a Comment
User Comments (0)
Transcript and Presenter's Notes

Title: PY212 Electricity and Magnetism

PY212 Electricity and Magnetism
  • I. Electrostatics

I-1 Electric Charge
  • Why Electrostatics?
  • Demonstration of Electrostatic Effects.
  • The Electric Charge and its Properties.
  • The Coulombs Law.
  • Some Applications of the C. L.
  • Electric Field and Electric Intensity

I-2 Gauss Law
  • The Electric Flux.
  • The Gauss Law.
  • The Charge Density.
  • Use the G. L. to calculate the field of a
  • A Point Charge
  • An Infinite Uniformly Charged Wire
  • An Infinite Uniformly Charged Plane
  • Two Infinite Charged Planes

I-3 Electric Potential
  • Conservative Fields.
  • The Existence of the Electric Potential.
  • Work done on Charge in Electrostatic Field.
  • Relations of the Potential and Intensity.

I-4 Electric Fields
  • Relation of the Potential and Intensity
  • The Gradient
  • Electric Field Lines and Equipotential Surfaces.
  • Motion of Charged Particles in Electrostatic

I-5 Special Electrostatic Fields
  • Electric Charge and Field in Conductors.
  • The Field of the Electric Dipole.
  • Behavior of E. D. in External Electric Field.
  • Examples of Some Important Fields.

I-6 Capacitance and Capacitors
  • An Example of Storing a Charge.
  • Capacity x Voltage Charge.
  • Various Types of Capacitors.
  • Capacitors in Series.
  • Capacitors in Parallel.

I-7 Electric Energy Storage and Dielectrics
  • Electric Energy Storage.
  • Inserting a Conductor into a Capacitor.
  • Inserting a Dielectric into a Capacitor.
  • Microscopic Description of Dielectrics
  • Concluding Remarks to Electrostatics.

II. Electro-kinetics
  • Stationary Electric Currents

II1 Ohms Law
  • Charges Move - Electric Currents
  • Power Sources
  • The Ohms Law
  • Resistance and Resistors
  • Transfer of Charge, Energy and Power

II2 Microscopic View of Electric Currents
  • The Resistivity and Conductivity.
  • Conductors, Semiconductors and Insulators.
  • The Speed of Moving Charges.
  • The Ohms Law in Differential Form.
  • The Classical Theory of Conductivity.
  • The Temperature Dependence of Resistivity

II3 DC Circuits I
  • Resistors in Series and Parallel.
  • Resistor Networks.
  • General Topology of Circuits.
  • Kirchhoffs Laws Physical Meaning.
  • The Use of the Kirchhoffs Laws.
  • The superposition principle.
  • The Use of the Loop Currents Method.

II4 DC Circuits II
  • Real Power Sources.
  • Building DC Voltmeters and Ammeters.
  • Using DC Voltmeters and Ammeters.
  • Wheatstone Bridge.
  • Charging Accumulators.
  • The Thermocouple.

III. Magnetism
  • Fields produced mostly by moving charges acting
    on moving charges.

III1 Magnetic Fields
  • Introduction into Magnetism.
  • Permanent Magnets and Magnetic Fields.
  • Magnetic Induction.
  • Electric Currents Produce Magnetic Fields.
  • Forces on Electric Currents.

III2 Magnetic Fields Due to Currents
  • Forces on Moving Electric Charges
  • Biot-Savart Law
  • Amperes Law.
  • Calculation of Some Magnetic Fields.

III3 Magnetic Dipoles
  • Magnetic Dipoles
  • The Fields they Produce
  • Their Behavior in External Magnetic Fields
  • Calculation of Some Magnetic Fields
  • Solenoid
  • Toroid
  • Thick Wire with Current

III4 Application of Magnetic Fields
  • Applications of Lorentz Force
  • Currents are Moving Charges
  • Moving Charges in El. Mag.
  • Specific charge Measurements
  • The Story of the Electron.
  • The Mass Spectroscopy.
  • The Hall Effect.
  • Accelerators

III5 Magnetic Properties of Materials
  • Introduction to Magnetic Properties
  • Magnetism on the Microscopic Scale.
  • Diamagnetism.
  • Paramagnetism.
  • Ferromagnetism.

IV. Electromagnetic Induction
  • Further relations between electric and magnetic

IV1 Faradays Law
  • Introduction into Electro-magnetism.
  • Faradays Experiment.
  • Moving Conductive Rod.
  • Faradays Law.
  • Lenzs Law.
  • Examples

IV2 Inductance
  • Transporting Energy.
  • Counter Torque, EMF and Eddy Currents.
  • Self Inductance
  • Mutual Inductance

IV3 Energy of Magnetic Field
  • Transformers
  • Energy of Magnetic Field
  • Energy Density of Magnetic Field
  • An RC Circuit
  • An RL Circuit
  • An RLC Circuit - Oscilations

V. Alternating Currents
  • Voltages and currents may vary in time.

V1 Alternating Voltages and Currents
  • Introduction into Alternating Currents.
  • Mean Values
  • Harmonic Currents.
  • Phase Shift

V2 AC Circuits
  • Power in AC Circuits.
  • R, L and C in AC Circuits. Impedance.
  • Description using Phasors.
  • Generalized Ohms Law.
  • Serial RC, RL and RLC AC Circuits.
  • Parallel RC, RL and RLC AC Circuits.
  • The Concept of the Resonance.

VI. Electromagnetic Waves
  • All the important physics in electromagnetism can
    be expressed in Maxwells Equations with
    interesting consequences.

VI1 Maxwells Equations
  • Generalized Ampères Law.
  • Maxwells Equations.
  • Production of Electromagnetic Waves.
  • Electromagnetic Waves Qualitatively.

VI2 Electromagnetic Waves
  • Properties of Electromagnetic Waves
  • Relations of E and B.
  • The speed of Light c.
  • Energy Transport S.
  • Radiation Pressure P.

VII. Optics
  • Originally Properties and Use of Light.
  • Now Much More General.

VII1 Introduction into Geometrical Optics
  • Introduction into Optics.
  • Margins of Geometrical Optics.
  • Fundamentals of Geometrical Optics.
  • Ideal Optical System.
  • Fermats Principle.
  • Reflection and Reflection Optics.

VII2 Basic Optical Elements and Instruments
  • Refraction, Dispersion and Refraction Optics.
  • Thin Lenses. Types and Properties.
  • Combination of Lenses.
  • Basic Optical Instruments
  • Human Eye
  • Magnifying Glass
  • Telescope
  • Microscope

VII3 Introduction into Wave Optics
  • Huygens Principle and Coherence.
  • Interference
  • Double Slit
  • Thin Film
  • Diffraction
  • Single Slit
  • Gratings
  • X-Rays, Bragg Equation.
  • Wave Limits of Geometrical Optics.

Maxwells Equations I
  • .