Electromagnetism Forum

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Teaching my boys practical electromagnetism
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Relationship between paramagnetic fields and distance
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Electromagnetic Waves and different energy manifestations
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Why can't we use Ampere's Law?
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Coloumb torque on a charge sphere?
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How to theoretically derive the sideband frequency values?
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Momentum transfer between d-electrons and the nucleus in ferromagnetism?
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Can positive charge move between charged bodies like electrons do?
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Capacitance of an isolated sphere - solid vs hollow
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How Does the Vector Potential Influence Faraday's Law of Induction?
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Can a Tiny Antenna Transmit Long Wavelength EM Waves?
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Electrical field outside a hollow spherical conductor
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Center of mass momentum of a photon and electron system
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Eddy Current Braking: Answers to Common Questions
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Electromagnetic waves in charged/magnetic fields
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How can a magnetic field generate a Potential Difference?
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Are electrons/photons/positrons the smallest quantifiable object?
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Electrodynamics: divergence of E in empty space
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Frequency response - Hydraulic network
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Electromagnetic Levitation for a stationary hoverboard - How can I do it?
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The source of the electric field of a battery?
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Is this analogy of the electrodes in a battery right?
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Where is the Error in My Derivation of the Magnetic Field Equation?
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Small doubt regarding electric charge
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Collisionless plasma hydromagnetic waves
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The phase of electric and magnetic forces in a photon.
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4
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Why RMS for the average voltage in AC current?
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7
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Propagation speed of the electrostatic field
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Effects of a static magnet on a pulsed electromagnetic field?
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Angle required to hit coordinates including air resistance
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Larmor Precession and a bar magnet
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A capacitor with two dielectrics in series
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How does the retarded scalar potential satisfy the Lorentz gauge condition?
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Infinite Number of Image Charges?
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Electric field in a circuit with a DC source
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How short can electromagnetic radiation become? Shorter than gamma rays?
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Potential Energy of an Electric Dipole
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Discharge in a DC RC circuit and negative sign of current
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The Effect of Conductors on Electric Field Lines
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Question about charged disk and current loop similarity
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Hamiltonian for Charged Particles + EM-Field
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Usage of absorption and magnitude mode spectra in nuclear magnetic resonance
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Not understanding work stored in a capacitor
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6
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Ending global warming with Maxwell's demon
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Why a charged sphere whose radius oscillates in and out won't radiate?
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6
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Finding Electric Potential of concentric shells
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Charge accumulation on a capacitor
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Plasma ball radio-frequency energy
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Why don't electric motors use exciter coils like generators do?
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Clarification of electric potential difference
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Why doesn't an electron influence itself in Maxwells theory?
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Work required to get current going
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What forces are acting on electron in a circuit?
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Problems with the current design of ellipsometers
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Electrodynamics, Curl of P and D
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Electron Gun Design - Can Positive Voltage Work?
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Why does a magnet above a superconductor stop spinning?
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Why the work done is negative when bringing 2 opposite charges together?
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Magnet's attraction force on a piece of iron
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Energy Density of Electric Fields: Is it the Sum of All Electrons?
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Why am I getting Maxwell's second equation wrong?
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Which Form of Maxwell's Equations is More Useful? (Integral versus Differential)
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Do electric fields have their own separate inherent charge?
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Strange question about cancelling electric fields
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Current Transformer Proton Accelerator
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Sphere falling in countercurrent liquid flow
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Frequency to temporal period conversion
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Cell Metabolism and Static, Unidirectional Magnetic Fields
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Do magnetic lenses do work on particles flowing through them?
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Need a help at computational electromagnetics
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Magnetic field around a conductor with protons?
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11
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How exactly do inductors work in an LC circuit?
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27
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Electron jump and the photon freq
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A dielectric plate and a point charge: the problem with series
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Expressing the magnetic vector potential in terms of its curl
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Simple electric potential and Laplace equation
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Several questions about electromagnetism
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Why Is Capacitance Considered Constant in a Conductor?
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Instantaneous solutions to Maxwell's equations' potentials conversion?
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What exactly is magnetism, anyway?
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What's the derivation in a moving magnet & conductor problem?
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Magnetic attraction and repulsion equivalence
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Piezoelectric Quartz with Pressurized Mercury Vortex
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Free Electron Density Explained: What Is It?
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What is the electric displacement field
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What are some common misunderstandings about magnetism and relativity?
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Work performed by a magnetic field
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Acceleration of a metal piece due to dipole radiation magnetic field
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Can a magnet bend a ray of light?
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27
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Why does a single sphere have a capacitance?
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Can energy be extracted from a proton beam using a current transformer?
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What will the electric field be at the surface?
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Most efficient way to drive an electric car and why?
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What is the continuous electric dipole distribution?
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Why Does Kirchhoff's Voltage Law Apply to LR Circuits?
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The capacitance of an isolated sphere
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Magnetic force -- does it fall off to zero far away from the source?
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How a square or sawtooth wave can have a certain frequency?
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If Maxwell's equations are linear....
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26
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Electrons cannot sense electrostatic force?
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