Electromagnetism Forum

Post thread
I Asking about something that I read on electromagnetic force
Replies
1
Views
1K
I Coil Around A Tube - Iron Cylinder Inside Tube - How Many Turns Needed?
Replies
27
Views
3K
A Why electromagnetic tensor (Faraday 2-form) is exact? (and not closed)
Replies
3
Views
2K
Is the mass of the electron constant?
Replies
32
Views
8K
I Is there such a thing as an active diamagnet?
Replies
2
Views
935
B Decompose the E field into conservative and non-conservative parts
2
Replies
64
Views
4K
PPMT, Magnetic Flux Switch, electro-permanent magnet generator
Replies
8
Views
4K
I Questions about a Conductor in an Electric Field
Replies
13
Views
2K
I Deriving expression for resistance in terms of current density
Replies
7
Views
2K
A Formula for force between two sheets of aluminum foil under voltage
Replies
10
Views
2K
I Do volume integrals involve bounding surfaces?
Replies
14
Views
2K
Electric field within a battery
2
Replies
51
Views
9K
I Faraday's Law Equation: Derivative vs Delta
Replies
2
Views
2K
I Induced electric fields and induced magnetic fields confusion
Replies
9
Views
3K
The electric field inside and outside of a dielectric
Replies
6
Views
5K
U(1) invariance of classical electromagnetism
Replies
29
Views
10K
A Exploring the Electric Field of a Moving Charged Spherical Shell
Replies
14
Views
2K
B Is there some electrical charge that is neither positive nor negative?
Replies
11
Views
2K
B Understanding Lewin's Circuit Paradox: Explained Simply and Clearly
Replies
24
Views
2K
B Uniform charge distribution in a conductor
Replies
5
Views
2K
Why is the electric field within a conducting sphere 0?
Replies
11
Views
11K
B Magnetic fields attracting two disc-shaped magnets
Replies
11
Views
2K
Rotating a spherical conductor in an Electric field
Replies
20
Views
3K
I How does a rotating magnet create levitation?
Replies
1
Views
1K
B Static Point Charge Should Have Zero Effect
Replies
18
Views
2K
I Why is the electric field in y direction in a TE guided wave?
Replies
5
Views
1K
I How do I visualize the magnetic field?
Replies
1
Views
2K
I How Does a Vibrating Sample Magnetometer Calculate Magnetic Moment?
Replies
2
Views
1K
I Where is this term coming from?
Replies
5
Views
1K
I Dielectric constant, dispersion and response of the medium
Replies
1
Views
1K
I Can the A and φ potentials be fixed in a region of space?
Replies
14
Views
1K
I A and ϕ inside a Faraday cage?
Replies
2
Views
1K
B Method of images and spherical coordinates
Replies
4
Views
2K
B Does a Faraday Cage trap EMF inside and increase exposure?
Replies
5
Views
2K
I Faraday cage made of a real conductor
Replies
3
Views
1K
I Can I send an electromagnetic wave to a specific point?
Replies
3
Views
2K
I Where do discontinuities in the electromagnetic field occur?
Replies
2
Views
1K
I Are EM signals also analytical backwards in time?
Replies
6
Views
1K
I Homopolar generator question: Magnetic “wake”
Replies
7
Views
3K
I Can Current Density Static Create an Effective Electromagnetic Shield?
Replies
3
Views
1K
A A question about current density in finite element analysis
Replies
2
Views
2K
A Relationship between magnetic potential and current density in Maxwell
Replies
2
Views
2K
I Some questions about how electrical transformers work
Replies
9
Views
2K
I Biological examples of a Biot-Savart law in magnetostatics?
Replies
5
Views
1K
B Phase Difference of Current & Voltage: Capacitors, Inductors & Complex Numbers
Replies
8
Views
2K
A Puzzled about Section 3.12 of Jackson's E&M book
Replies
18
Views
2K
I Question about the motion of a charged particle
Replies
14
Views
2K
I Tangential electric force at a surface
Replies
3
Views
2K
I Question regarding Laplace's Equation for regions with charges
Replies
11
Views
1K
A Approximating integrals of Bessel functions
Replies
2
Views
1K
I Is electromotive force always equal to potential difference?
Replies
9
Views
2K
A Power consumed by electron gun
Replies
26
Views
3K
I Defining the Forces from Magnetic Fields and Electric Fields
Replies
4
Views
1K
I How do I find the Direction of an induced electric field?
Replies
10
Views
2K
I Is there traction force between moving electrons & copper wire?
Replies
6
Views
2K
I Can visible light cause fluorescence in colorful objects?
Replies
13
Views
2K
I How Does the Maxwell-Faraday Law Apply to Stealth Magnets and EMF Induction?
Replies
27
Views
2K
I Why can't objects be seen if the wavelength is too long?
Replies
20
Views
3K
B Calculating Force on an Iron Object with Magnetic Field
Replies
21
Views
4K
I Faraday induction in constant B field, with non-conduction wires
Replies
2
Views
1K
I Inductor questions (generate a voltage opposing the source voltage?)
2
Replies
59
Views
4K
I Magnetic field strength of a stack of magnets
Replies
7
Views
4K
I Can current flow in an open circuit?
Replies
4
Views
3K
I Electric Field & Interplay between Coordinate Systems | DJ Griffiths
Replies
8
Views
2K
I Two molecules with different polarizability in an EM field
Replies
4
Views
1K
I How an induced electric dipole vibrates with EM field
Replies
10
Views
2K
I Rayleigh scattering -- What is the true reason for the color of the sky?
2
Replies
57
Views
5K
I A smaller cross-sectional area increases the resistance of a conductor?
Replies
7
Views
2K
I Electric field of a moving charge that's abruptly stopped
Replies
2
Views
2K
I Helmholtz's theorem and charge density
Replies
2
Views
1K
Insights A Physics Misconception with Gauss’ Law
Replies
5
Views
4K
What Is the Coulomb Gauge in Electromagnetic Theory?
Replies
3
Views
25K
Ultra high magnetic fields using carbon nanotubes
Replies
1
Views
11K
B Switch-to-lightbulb wire delay
Replies
5
Views
2K
I What makes a plasma collisionless?
Replies
1
Views
1K
The difference between diamagnetism and paramagnetism?
Replies
2
Views
11K
B Are magnetic fields generated through radio frequencies?
Replies
16
Views
2K
I Can an insulator reflect radiowaves?
Replies
17
Views
2K
Who defined the positive direction of the magnetic field?
Replies
35
Views
29K
I On the derivation of Child-Langmuir law
Replies
6
Views
3K
I How could electric susceptibilbility depend on position?
Replies
3
Views
1K
I How to emit 3.2 micrometer wavelength
Replies
12
Views
2K
I Antenna inductance calculation (RFID applications, inductive coupling)
Replies
6
Views
2K
I Exploring Newton's Third Law in an Imaginary Magnetic Field
Replies
4
Views
2K
I Dipole moment of a cylinder of uniform polarization
Replies
10
Views
2K
I When does the second uniqueness theorem apply?
Replies
12
Views
1K
I Derivation of the magnetic flux in coaxial cable
Replies
26
Views
3K
I How does a ferromagnet increase the inductance of an inductor?
Replies
3
Views
2K
I Derivation of induced voltage in loop
Replies
32
Views
3K
I A question about the Second Uniqueness Theorem in electrostatics
Replies
11
Views
1K
I Molten metal flow due to high currents
Replies
10
Views
1K
I The second uniqueness theorem in electrostatics
Replies
5
Views
2K
I Retarded potential of a moving point charge
Replies
10
Views
2K
I Electric motor with increased load
Replies
2
Views
1K
I Coulomb's law for steady currents
Replies
10
Views
1K
I Does electron beam in empty space generate magnetic fields?
Replies
7
Views
2K
A Maxwell equation. Commuting time and spatial derivatives.
Replies
1
Views
993
A Calculation of EM fields induced by an antenna in the near field
Replies
11
Views
2K
I Calculating Total Electric Charge with a Capacitor and Battery
Replies
42
Views
4K
B How does the propagation of light work? How much time does it take?
Replies
6
Views
1K

Hot Threads

Hot Threads

Recent Insights

Back
Top