Electromagnetism Forum

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Coulomb's Law: Maximum Force & Distance?
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Can you cancel part of a permanent magnet field by spinning?
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4
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Decelerating charged particle and energy conservation
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9
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Capacitor Edge Effect: Math Analysis
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6
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Understanding Electric Field Screening in Materials
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Magnetization and Demagnetization in Magnetic Materials
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How can insulators have charge density inside?
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Explaining the Photoelectric Effect: Why Can't Classical Electromagnetism Do It?
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How Can I Make a Small Electromagnet as Powerful as Possible?
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A charged particle entering a magnetic field at an angle -- is work done?
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Is the total electric field of two opposite charges 0?
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Moving a loop within a changing magnetic field
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14
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Why Is the Exerted Force Equal and Opposite to the Electrostatic Force?
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Photoelectric Effect: Frequency vs. Amplitude
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Electric field in an arbitrary number of dimensions
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Time-Varying Electric Field in Parallel Plate Capacitor
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What are the different kinds of charge density?
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Op-amps, noise and high frequency/low current input signal
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Natural units and electron mass
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Eddy Current Brake Behavior (Accelerating From Rest)
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Are all electromagnetic waves affected by gravity?
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Varying Charge Densities with Constant Current Density
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Electromagnetic strength tensor
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15
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Kirchhoff's Law with Capacitors: Voltage, Resistance & Charge
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Torque in uniform magnetic field
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Acoustic 'beats' from mismatched musical frequencies - Comments
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11
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Main difference between electrostatics and magnetism
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Creating an electromagnetic board for levitation
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5
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Faraday's law and motional EMF paradox
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46
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Stopping the Slowdown: Electricity & Electromagnetic Force
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Does the eletromagnetic field exists everywhere?
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Path orientation for calculating electric potential
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How to find a hollow cuboid's resistance
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How do electric fields create forces on particles?
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Fully discharge a metal plate?
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What Happens When You Bombard a Rubber Ball with Electrons?
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How Can I Calculate Battery Discharge Time Using a Formula?
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Corona discharge current formula
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5
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What do electric field lines look like for two metal plates?
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2
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I would like to learn more about magnetic compression
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11
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X-Ray Shielding (Scanning Electron Microscope)
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Diamagnetism Mechanism: Questions Answered
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3
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A question about electrostatic
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Charge is Quantized, so why....
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6
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Static Electricity -- how does it work?
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5
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Does a conductor create magnetic field when moving?
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6
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Charge of isolated parallel plate capacitors
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Photoelectric Effect Saturation Current
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24
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Confusion about Electro-motive force (EMF)
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What causes oscillations in EM wave fields?
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6
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Discharge only one plate of a capacitor?
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8
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Can Concrete Conduct Enough Electricity for a Shock to Be Felt?
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Applied physics of current probe / generator clamps
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Metals touching, produce EM waves
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7
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Polarized Molecule Between Charged plates
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Faraday-Lenz Law: Self-Induction in Magnetic Fields
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About Voltage, Current and Ground
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Energy used to bring magnets together
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Uncovering the Origin of Ohm's Law
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Qualitative understanding of Maxwell's addition
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4
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Spherical Capacitor: Explaining Inner Sphere Grounding
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Gauss's law and symmetric charge distributions
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Maxwell's eqs. & unification of electric & magnetic fields
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Pulling apart a charged capacitor and Poynting theorem.
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How are the Electrical Connections of a Scintillator Detector Configured?
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Maxwell's Equations: Neglecting Polarization and Magnetization?
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21
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Is there such thing as magnetic interference?
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3
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Electric potential halfway between two equal but opposite charges
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Faraday's law of electromagnetism
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Volume magnetization currents - derivation confusion
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Net force in a Non-Uniform magnetic field
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Magnetic forces -- arguments about doing work
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17
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Axisymmetric FEA model for magnetic flux distortion
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Current flow model through a resistance field
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3
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I have a few questions about Vce(sat) and static resistance
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Does a rotating loop in a magnetic field induce emf without cutting field lines?
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Deriving the formula for a magnetic dipole field
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Does plasma maintain a charge when current flows through it?
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Do electromagnets exhibit the same properties of a permanent
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Complex dielectric constant -- metals, insulators and Reflections
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2
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How does a magnetizer/demagnetizer work?
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Junkyard sized Large electromagnet
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1
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Is energy transport in electric DC setup quantized?
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4
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Conductivity of saltwater dielectric vs current
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11
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How Do Magnets Really Work? Investigating the Complex Phenomenon of Magnetism
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Photoelectric Effect: Threshold Frequency Explained
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3
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Question about Gravity and Elecromagnetism and Attraction
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Magnetic Field at any Point Around a Finite Straight Wire
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Why electromagnetic waves do not stand still?
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Curl of electrostatic field vector
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Photoelectric Effect: Doubts Answered
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2
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Brainstorming: Large scale piezoelectricity generation
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Conceptual Question About Magnetism
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Atomic units of frequency and angular frequency
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Magnetic field in frame of moving charge
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3
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Electricity and the operation of induction motors
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4
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What is the electric field just at the shell?
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5
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Why are conductors not used to store electricity?
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26
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Energy flow into and around a slowly charging capacitor
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8
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Faraday Cage: Surprising Facts from SIAM News
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