Electromagnetism Forum

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Aerodynamics - why wings create lift - current vs historical discussions
3
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Deflection of a Magnet in an Inhomogenous Magnetic Field
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Does the theory of electromagnetism have this fundamental problem?
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8
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1K
Does moving an insulating cylinder produce a magnetic field?
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1K
Newton's Shell Theorem and charge
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26
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Force acting on a current carrying conductor within a magnetic field
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2
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1K
Why is the net flux through a closed surface equal to zero?
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25
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7K
Understanding Electrical Potential Energy of a charge distribution
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5
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Calculating E-field Through Layers w/ Diff. Permittivities & Conductivities
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3
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1K
Electromagnetic induction (finding ΔΦ).
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3
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1K
How do you calculate power from a magnet in a coil?
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Electromagnetic radiation effect on health.
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2
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1K
What happens to surface charges when conductors/dielectrics touch?
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18
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2K
How to Recognize Split Electric Fields - Comments
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130
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13K
Maxwell's equations and time-harmonic solutions
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4
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1K
Current and stationary charges
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8
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2K
Properties of symmetric magnetic field around ##Z## axis (cylinder)
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4
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Is Visible Light Really Electromagnetic Radiation?
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12
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2K
How can electrons flow all the way through the circuit?
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21
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3K
Why Do Capacitor Plates Have Equal and Opposite Charges?
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103
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7K
Flux Terminology: Scalar Flux vs. Flux Density in Different Contexts
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1K
Sudden polarity reversal in opposing permanent magnets?
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6
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4K
Demo of the I-V equation of an inductor
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4
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1K
How do the magnetic strengths of compasses compare to those of magnets?
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17
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3K
Non-circular motion of a particle in a perpendicular constant magnetic field
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5
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930
Current is not continuous in RC circuits?
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28
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2K
DIY Electromagnetic Induction Experiment
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2
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3K
Tuning fork frequency equation
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4
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5K
Force & energy in cutting and stretching magnetic field lines?
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3
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1K
Arcing during water bridge, which dielectric breaks down first?
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1
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1K
What are the implications of considering infinite first derivatives in circuits?
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21
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1K
Why does current need to vary in an inductor?
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9
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2K
Electric current is not a vector while electric current density is a vector
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29
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3K
How Does Magnetic Force Affect a Falling Coil's Velocity and Kinetic Energy?
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10
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2K
!Measuring Currents in a Circuit w/ Semiconductor
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3
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1K
Do moving electrons also create an E-field?
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13
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2K
Electromotive force when current is alternating
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11
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979
Image charge of source charge in spherical cavity
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10
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2K
Vector field equality Curl Proof of Moving Magnet & Conductor Problem
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54
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4K
Induced Magnetic Field: Ferromagnetic Moment & Detection
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2
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1K
Path of an electron from the Sun to the Earth
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8
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1K
The orgin of the superposition principle of electric field
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5
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1K
Maxwell-Boltzmann distribution for the simulation of a perfect gas
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17
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2K
Ambiguity when taking the Earth as a zero for electric potential
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8
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2K
Lorentz-Abraham-Dirac equation
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5
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1K
Parameterize Radial Vector of Electric Field due to Spherical Shell
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5
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2K
EM waves, longitudinal EM propagation?
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15
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3K
Max surface charge of a conductive plate
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8
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1K
How does a current "know" where to go
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46
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4K
Negative potential energy and capacitors
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3
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2K
What is the reality of the Electric Force & Field?
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4
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1K
Did NASA use something more efficient than a Hohmann Transfer?
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11
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3K
Impact of frequency on Faraday cages
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4
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3K
A (very simple) question about terminology in electrical circuits
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7
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1K
Magnetism - stability of a ring with a sphere inside it?
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3
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2K
Why a steel plate can shield magnetic field?
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12
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3K
Does an iron ring shield a static magnetic field?
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3
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2K
Pressure required for water discharge
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17
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2K
How do we show that the interior of a Faraday cage is an equipotential?
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10
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2K
Clarification on field intensity (electromagnetism)
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1
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924
What is the standard definition for what an "electric source" is?
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4
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2K
Calculating frequency of sin(x)
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14
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5K
Can we transfer the whole charge of a body to another body?
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4
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1K
Gauss' law for a physical capacitor with finite thickness plates
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14
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3K
How to create a uniformly charged sphere?
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15
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2K
Maxwell-Boltzmann distribution -- Maxwell's argument
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8
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2K
Electrons @ battery negative terminal
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2
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2K
How is the thermal conductivity affected by magnetic field?
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12
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2K
Inductors in alternating circuits
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5
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1K
Reluctance of a bar magnet circuit?
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8
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2K
Electrical potential energy questions for a battery circuit
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4
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2K
Test charge velocity in Coulomb's Law
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3
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2K
Lagrangian/Hamiltonian of a charged particle
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6
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1K
Magnetic fields generated by the general rotations of a charged rigid body
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1
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1K
How Do Magnetic and Electric Fields Interact in a Changing Environment?
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10
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2K
Fishing for atmospheric electricity
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8
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1K
What's the direction of electric field in Laguerre-Gaussian beams?
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1
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1K
Behavior of one electron choosing a path
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12
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In an LC circuit the current does no drop to 0
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7
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2K
Gauge choice for a magnetic vector potential
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8
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1K
Magnetic Bottle and the Kinetic Energy of a Charged Particle
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8
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Calculating the terminal velocity of a magnet falling through a copper coil
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3
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2K
Solving Potential of a Charge Outside a Sphere with Green Functions
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1K
Angular frequency of a damped oscillator
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1K
Is There an Electric Field Within the Cavity of a Polarized Hollow Conductor?
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48
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4K
How can we deduce the kink effect in the electric field?
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5
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2K
Expressing the magnetic vector potential A-field in terms of the B-field
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9
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2K
Why does the current have no ##\phi## component in a toroidal coil?
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32
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2K
Does ECO mode in electric cars make sense?
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5
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1K
Point Charge above an Infinite Plate
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8
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3K
Differing first-principle models for Maxwell-Boltzmann statistics?
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44
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4K
What happens when the frequency of AC is very high?
2
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54
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7K
Force between two neodymium permanent magnets
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5
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5K
Electromotive force (or E cell?) during charging and discharging
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19
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3K
Maxwell Kinetic Energy Distribution
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18
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3K
Maximizing Repulsive Force with an Electromagnet
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2
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2K
The every day use of the magnetic part in EM radiation
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6
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1K
Electromagnetic fluid acceleration as effective rocket propulsion?
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9
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1K
Help with adding air resistance into my projectile trajectory function
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8
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2K
Calculating the energy in an EM wave
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39
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5K

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