Insights Blog
-- Browse All Articles --
Physics Articles
Physics Tutorials
Physics Guides
Physics FAQ
Math Articles
Math Tutorials
Math Guides
Math FAQ
Education Articles
Education Guides
Bio/Chem Articles
Technology Guides
Computer Science Tutorials
Forums
Trending
Featured Threads
Log in
Register
What's new
Search
Search
Everywhere
Threads
This forum
Search titles only
By:
Menu
Log in
Register
Navigation
More options
Contact us
Close Menu
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Forums
Physics
Classical Physics
Electromagnetism Forum
Post thread
1
2
3
21
41
61
81
101
121
139
Filters
Show only:
Loading…
Title
(No prefix)
(No prefix)
B
I
A
(No prefix)
B
I
A
Sticky
Insights
Symmetry Arguments and the Infinite Wire with a Current
May 17, 2022
Replies
1
Views
2K
B
The voltage between two points
Tuesday, 11:25 PM
Replies
11
Views
234
B
Antenna induction, oscillating circuit generating EM Waves
Tuesday, 1:31 PM
Replies
6
Views
200
I
Does displacement current create a magnetic field? And Lorentz force?
Sunday, 6:10 AM
Replies
2
Views
73
A
Saha Equation In Plasma for Muons
Apr 30, 2024
Replies
0
Views
95
B
What happens to a photon's energy when it is refracted?
Apr 23, 2024
Replies
13
Views
298
Electron Spin and current-induced magnetic fields
Apr 22, 2024
Replies
18
Views
3K
I
Speed of magnetic flux propagation?
Apr 19, 2024
Replies
3
Views
170
B
Possible movement of this magnet?
Apr 13, 2024
Replies
2
Views
146
I
Question about Activating Solenoids that are facing each other
Apr 11, 2024
Replies
1
Views
133
I
How to calculate the ring resonator radii via Laplace?
Apr 10, 2024
Replies
0
Views
120
I
Iron core barely boosting field strength
Apr 5, 2024
2
Replies
43
Views
1K
I
Problem with one of the premises in electrostatic pressure theory
Apr 3, 2024
Replies
1
Views
198
I
Getting the sign right with the work-energy theorem
Apr 2, 2024
Replies
2
Views
204
I
How Do Eddy Current Dampers Work in Space Applications?
Apr 1, 2024
Replies
4
Views
334
A
An electrolytic capacitor keeps charging by itself
Mar 27, 2024
Replies
14
Views
518
I
Force between opposing magnets
Mar 26, 2024
Replies
7
Views
373
I
Does Diamagnetism Occur Even in a Constant Magnetic Field?
Mar 25, 2024
Replies
7
Views
593
I
qv x B force in electron's proper frame
Mar 24, 2024
Replies
6
Views
251
Diamagnetism & levitation of pyrolytic graphite explanation
Mar 23, 2024
Replies
9
Views
3K
I
Can Electromagnetic Levitation Make an Entire Apparatus Go Skyward?
Mar 23, 2024
Replies
3
Views
214
I
Can a permeable but non-magnetic rotor be used in an electric motor?
Mar 22, 2024
Replies
18
Views
371
I
Effect of Fringe Fields for a Bending (Dipole) Magnet on Field Integral?
Mar 22, 2024
Replies
0
Views
168
I
Why Do Some Theorists Claim Cosmic Inflation Dilutes Magnetic Monopoles?
Mar 19, 2024
Replies
5
Views
335
I
"Strange contradiction" that Maxwell found and resolved
Mar 18, 2024
Replies
7
Views
301
I
An electrolytic capacitor charges by itself?
Mar 13, 2024
Replies
3
Views
1K
I
How Does a Magnetic Repulsion Machine Work?
Mar 9, 2024
Replies
5
Views
386
I
Resonant cavity with non-resonant dielectric
Mar 8, 2024
Replies
10
Views
523
I
Physical approximation to inverse square law using magnet(s)
Mar 5, 2024
Replies
12
Views
442
I
How large is the volume of a photon interacting with matter?
Mar 4, 2024
Replies
15
Views
568
I
Maxwell's equations in the presence of matter -- Derivation
Feb 25, 2024
Replies
1
Views
421
A
Finding potential of a dipole outside of a sphere
Feb 25, 2024
Replies
2
Views
360
I
Charging Capacitor with one terminal grounded
Feb 22, 2024
Replies
16
Views
644
B
Magnetic field produced by an electric current
Feb 22, 2024
Replies
5
Views
359
I
Work done by electric field of an irregularly shaped conductor
Feb 16, 2024
Replies
3
Views
544
B
How can scalars like voltage, impedance, etc. be added like vectors?
Feb 14, 2024
Replies
17
Views
574
I
Mutual inductance in a transformer
Feb 6, 2024
Replies
16
Views
1K
I
How to use geometrical symmetries -- general advice? (Vector potential)
Feb 6, 2024
Replies
2
Views
337
I
Reason for Opposite Signs for Terms in Faraday's Law and Ampere's Law
Feb 6, 2024
Replies
15
Views
784
I
Quadrupole moment tensor calculation for ellipsoid
Feb 2, 2024
Replies
3
Views
390
I
Mutual inductance of bifilar winding, vs transmission line parameter
Jan 31, 2024
Replies
4
Views
341
I
Where is the lost energy in this example?
Jan 30, 2024
Replies
10
Views
655
Inducing EMF Through a Coil: Understanding Flux
Jan 29, 2024
6
Replies
191
Views
15K
I
Work to move a point charge from infinity to the centre of a charge distribution
Jan 26, 2024
Replies
4
Views
481
I
Conservation of charge in the Universe
Jan 25, 2024
Replies
24
Views
2K
I
How do we know that both plates of a capacitor have the same charge?
Jan 24, 2024
Replies
8
Views
1K
B
Single phase induction motor Torque under increased frequency and Same Current
Jan 23, 2024
Replies
2
Views
455
I
Do the plates of the capacitor exert a force on each other?
Jan 23, 2024
Replies
21
Views
688
B
Understanding magnetic flux change during the falling of magnet
Jan 20, 2024
Replies
1
Views
403
B
Changing magnetic polarity of an electromagnet
Jan 20, 2024
Replies
10
Views
609
I
Understanding dissipation of energy in a resistor through the Drude model
Jan 20, 2024
Replies
1
Views
1K
I
Question about the current through a strong insulator
Jan 16, 2024
Replies
2
Views
443
B
LC resonance with high Q factor, Inductor with non magnetic core
Jan 15, 2024
Replies
4
Views
469
B
Inductive Reactance of Solenoid with Solid Metal Core With respect to frquency
Jan 14, 2024
Replies
5
Views
531
I
Question about Field Strength of Solenoid Positioned Near a Magnet
Jan 14, 2024
Replies
9
Views
505
I
Resistance and specific resistance relationships
Jan 11, 2024
Replies
16
Views
714
B
What's the difference between these two curves for AC Generator?
Jan 10, 2024
Replies
11
Views
570
A
Ponderomotive force and conservation of momentum
Jan 10, 2024
Replies
1
Views
397
I
Capacitor connected to voltage source, vary plate separation
Jan 9, 2024
Replies
9
Views
550
I
Structural difference between soft and hard ferromagnets
Jan 8, 2024
Replies
4
Views
643
I
Do electric currents depend on the frame of reference?
Jan 7, 2024
Replies
5
Views
469
I
Simple electromagnetic wave including delay
Jan 7, 2024
Replies
2
Views
429
B
Current-carrying coil and solenoid
Jan 6, 2024
Replies
3
Views
472
I
Generating Divergence Equation In Cylindrical Coordinates
Jan 5, 2024
Replies
3
Views
550
I
Is this solenoid / permanent magnet configuration possible?
Jan 2, 2024
Replies
5
Views
487
B
Can I use this method to charge a metal sphere?
Dec 26, 2023
Replies
9
Views
584
I
Alternating current in a perfect conductor
Dec 26, 2023
Replies
11
Views
809
I
What causes the unexpected annihilation point in the Magic-Tee configuration?
Dec 19, 2023
Replies
15
Views
733
I
Problems in classical electrodynamics: Only for point-like particles?
Dec 17, 2023
Replies
1
Views
484
I
Electrical breakdown in air in the presence of a single charge
Dec 16, 2023
Replies
3
Views
584
A
Visualising visible light Fluorescence
Dec 13, 2023
Replies
6
Views
600
I
Light intensity required to shine a light through an opaque object
Dec 12, 2023
Replies
22
Views
1K
B
Definition of ground potential in infinite sheet charge distributions
Dec 10, 2023
Replies
11
Views
900
A
Proving an equation in a book about Periodic Structures
Dec 7, 2023
Replies
6
Views
982
B
Symmetry regarding induced potentials?
Dec 7, 2023
Replies
4
Views
574
I
What is the ideal fluid and setup for observing Magnetohydrodynamics?
Dec 6, 2023
Replies
1
Views
564
B
Electromagnetic radiation interacting with a magnetic field
Dec 2, 2023
Replies
24
Views
1K
I
Permanent Magnetic Dipole in an electromagnetic field
Nov 29, 2023
Replies
2
Views
629
B
Is the Direction of Magnetic Fields Truly Conventional?
Nov 29, 2023
Replies
6
Views
681
A
Magnetization and magnet poles
Nov 23, 2023
Replies
10
Views
795
I
How to Measure the Energy of an Electromagnetic Wave?
Nov 23, 2023
Replies
4
Views
975
I
Magnetic field as result of length contraction
Nov 18, 2023
Replies
17
Views
1K
I
Which law defines the AC inducing voltage in the inductor?
Nov 18, 2023
Replies
25
Views
1K
I
Current through U-wire (rail gun): Violation of (naive) conservation of momentum?
Nov 15, 2023
2
Replies
61
Views
2K
A
Identifying Magnet Grade for FEMM Simulation: Neodymium Cylinder Magnets
Nov 14, 2023
Replies
5
Views
846
A
Electric field of infinite sheet with time dependent charge
Nov 12, 2023
Replies
22
Views
925
I
What causes skin effect in AC currents?
Nov 9, 2023
Replies
2
Views
714
B
Measuring electric field vs magnetic field
Nov 8, 2023
Replies
8
Views
925
I
Does B=0 at points out of the plane containing and normal to a point current I?
Nov 8, 2023
Replies
8
Views
718
I
Geometry of Magnetic field lines as they approach a magnet pole?
Nov 8, 2023
Replies
28
Views
1K
I
When to properly use "voltage"
Nov 6, 2023
Replies
25
Views
1K
I
Railgun: Significant magnetic field where projectile is?
Nov 4, 2023
Replies
8
Views
790
B
Why can only the electric field (E) be measured?
Nov 4, 2023
Replies
23
Views
1K
I
Circular loop in uniform magnetic field
Nov 3, 2023
Replies
11
Views
815
I
Is the magnetic field from this current rotationally symmetric?
Oct 30, 2023
Replies
12
Views
836
A
General solution to Laplacian in cylindrical coordinates
Oct 30, 2023
Replies
13
Views
912
I
Do you think emissivity of air makes sense?
Oct 27, 2023
Replies
16
Views
2K
I
Electricity and Magnetism: Verifying the Inverse Square Law
Oct 21, 2023
Replies
3
Views
816
I
Can the Last Maxwell's Equation Explain Polarization of a Wire's Insulator?
Oct 21, 2023
Replies
3
Views
844
B
Understanding the Relationship Between i*cos and sin in Circuit Analysis
Oct 21, 2023
2
Replies
39
Views
2K
I
Inductance Measurement: Error Due To Series Resistance
Oct 18, 2023
Replies
6
Views
799
1
2
3
21
41
61
81
101
121
139
Forums
Physics
Classical Physics
Hot Threads
B
Why does a coin take 2 full rotations around another coin?
B
What limits a rocket's max speed if in space drag is zero?
I
Is nonlinear acoustics in mainstream physics?
I
New frequency generation in AM signal
I
Seemingly a contradiction of conservation of energy?
Recent Insights
Insights
Schrödinger’s Cat and the Qbit
Insights
The Slinky Drop Experiment Analysed
Insights
How to Solve a Multi-Atwood Machine Assembly
Insights
The Lambert W Function in Finance
Insights
Why Division by Zero is a Bad Idea
Insights
Digital Filtering and Exact Reconstruction of Digital Audio
Back
Top