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Conservation of Energy on Current-Carrying Wire in Magnetic Field
Feb 17, 2021
Replies
2
Views
2K
Confusion when dealing with loops and surfaces with Maxwell equations
Feb 14, 2021
Replies
2
Views
1K
Demagnetizing Magnets: Alternating & Direct Currents
Feb 12, 2021
Replies
3
Views
2K
Which of these magnets should have the strongest strength at 10cm?
Feb 11, 2021
Replies
19
Views
2K
Electrical Permittivity of Classical Vacuum - Physical?
Feb 10, 2021
Replies
16
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2K
Electric Charge is basic property of matter or subatomic particles ?
Feb 10, 2021
Replies
4
Views
1K
Alternating current and Average power
Feb 9, 2021
Replies
4
Views
936
Earth's Magnetic Field: Why Doesn't It Lose Its Properties?
Feb 8, 2021
Replies
6
Views
1K
Black body radiation vs electric discharge in a gas
Feb 8, 2021
2
Replies
70
Views
5K
Magnet falling thru copper tube -- How does the process occur visually?
Feb 4, 2021
Replies
4
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2K
How does permittivity in Coulomb's law work?
Feb 4, 2021
Replies
5
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2K
Energy within an electric field
Feb 1, 2021
Replies
40
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4K
Can a horseshoe magnet without separated poles still function as a magnet?
Jan 30, 2021
Replies
2
Views
1K
Software simulator for point charges & conductors
Jan 30, 2021
Replies
2
Views
979
Whether charges can stay inside wires or on the surface of a conductor
Jan 30, 2021
Replies
1
Views
982
2 charged conductors connected by a wire
Jan 30, 2021
Replies
20
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2K
Physics History (Maxwell) Rotary Vectors?
Jan 29, 2021
Replies
1
Views
920
Is the magnetic field inside a solenoid stronger near the border?
Jan 29, 2021
Replies
6
Views
3K
2 charged conductors form a capacitor
Jan 28, 2021
Replies
15
Views
1K
High Energy Maxwell-Boltzmann distribution?
Jan 27, 2021
Replies
1
Views
1K
An Interesting Question on Faraday's Law of Electromagnetic Induction
Jan 23, 2021
Replies
11
Views
3K
Electromagnetism and the Pauli Exclusion Principle
Jan 23, 2021
Replies
14
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2K
Electric Field Shielding: Does a Conductor Shield Inside?
Jan 22, 2021
Replies
4
Views
4K
What materials produce higher levels of static electricity?
Jan 22, 2021
Replies
1
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2K
Question about this Continuity Equation (electromagnetism)
Jan 19, 2021
Replies
3
Views
1K
Energy paradox in classical electrodynamics?
Jan 19, 2021
Replies
19
Views
2K
Magnetic Mirror and particle trap
Jan 17, 2021
Replies
1
Views
1K
Derivation of torque on general current distribution
Jan 17, 2021
Replies
4
Views
972
Most probable energy and speed for Maxwell-Boltzmann distribution
Jan 16, 2021
Replies
4
Views
4K
What is the weird field in dielectrics?
Jan 15, 2021
Replies
6
Views
1K
Right Hand Rule for Electromagnets
Jan 14, 2021
Replies
8
Views
2K
E-Field immediately outside a charged conductor
Jan 14, 2021
Replies
5
Views
2K
A charged conducting ring rotating B field -- referece frames
Jan 14, 2021
Replies
2
Views
2K
Does electricity have a propagation delay?
Jan 13, 2021
Replies
18
Views
2K
Induced current in a coil from a constant uniform magnetic field?
Jan 13, 2021
Replies
5
Views
2K
Confusion about the right hand rule (Lorentz Force)
Jan 11, 2021
Replies
3
Views
2K
Let's make some single-domain magnetic nanoparticles
Jan 11, 2021
Replies
6
Views
2K
Electrostatic Induction in Metals vs Insulators
Jan 8, 2021
Replies
1
Views
1K
Resonant frequency of a pipe submerged under water
Jan 6, 2021
Replies
5
Views
2K
Waveform produced by a collapsing magnetic field
Jan 3, 2021
Replies
32
Views
2K
To derive the piezoelectric effect in crystals
Jan 1, 2021
Replies
3
Views
1K
Lorentz and Gauge invariance of EM
Jan 1, 2021
Replies
4
Views
2K
How does the saturation flux density affect magnetic field strength?
Dec 30, 2020
Replies
1
Views
1K
Law of motion for orbiting particle in a uniform magnetic field.
Dec 30, 2020
Replies
14
Views
1K
A question about an electron’s movement in a DC circuit
Dec 28, 2020
Replies
37
Views
5K
How do I generate a magnetic vector field using equations?
Dec 27, 2020
Replies
17
Views
2K
"Heat current" on a microscopic level
Dec 23, 2020
Replies
10
Views
1K
Who invented electric potential and why?
Dec 21, 2020
Replies
13
Views
3K
Identical Wires with different voltage--does electron behavior differ?
Dec 21, 2020
Replies
19
Views
2K
What Causes Induced EMF in Conductive Bars Moving Through Magnetic Fields?
Dec 19, 2020
Replies
20
Views
2K
Creating stationary neutrons by colliding protons and electrons
Dec 18, 2020
Replies
5
Views
2K
If the charge oscillates at relativistic velocities
Dec 18, 2020
Replies
4
Views
805
What effects does an electric field have on potential energy?
Dec 16, 2020
Replies
9
Views
2K
Thomson scattering -- Photons can only scatter from free electrons?
Dec 16, 2020
Replies
18
Views
2K
How to calculate the time until charged particles collide
Dec 15, 2020
Replies
13
Views
2K
A problem regarding static charge -- rubbing a metal rod with wool
Dec 15, 2020
Replies
3
Views
3K
Work done via induced charges in a grounded conductor
Dec 14, 2020
Replies
2
Views
2K
Can Point Charges Be Used to Approximate Charged Bodies?
Dec 13, 2020
Replies
2
Views
888
Angular frequency versus normal frequency?
Dec 12, 2020
Replies
16
Views
35K
B field around a wire, single wire electromagnet
Dec 11, 2020
Replies
2
Views
2K
Atoms: Understanding Frequency of Revolution
Dec 11, 2020
Replies
2
Views
1K
Number of free conduction electrons in a segment of wire
Dec 10, 2020
Replies
2
Views
1K
Electromagnetic Wave in the Y-Direction
Dec 10, 2020
Replies
1
Views
979
Maxwell's equation in microscopic formulation and speed of EM-waves
Dec 8, 2020
Replies
3
Views
1K
Surprising sound frequency from a bottle
Dec 3, 2020
Replies
10
Views
2K
How Fast Does an Electrical Impulse Travel in a Copper Wire?
Dec 2, 2020
3
Replies
100
Views
10K
How to insulate an object with electromagnetism?
Dec 2, 2020
Replies
6
Views
1K
The forgotten magnetic scalar potential
Nov 29, 2020
Replies
1
Views
1K
Response of a motor rotor to just 1/60th of a second of current
Nov 27, 2020
2
Replies
53
Views
3K
What is an electron lens diameter?
Nov 27, 2020
Replies
1
Views
2K
What is a coefficient of resistance?
Nov 27, 2020
Replies
1
Views
2K
How Does Equatorial Magnetism Vary Among Solar Bodies?
Nov 27, 2020
Replies
1
Views
2K
Location of electrons (not excess charge) in a conductor [static case]
Nov 25, 2020
Replies
2
Views
1K
Magnetic Flux through a Closed Surface and Maxwell's laws
Nov 24, 2020
Replies
14
Views
3K
How are holes charge carriers?
Nov 22, 2020
Replies
1
Views
1K
Using Ampere's Law for these two different integration paths
Nov 22, 2020
Replies
1
Views
1K
Behavior of charged particles in a speed selector
Nov 21, 2020
Replies
3
Views
971
What is the physical significance of torque being a vector in an electric motor?
Nov 21, 2020
Replies
4
Views
1K
Magnetic Attraction: Watching Magnets Move in Unison
Nov 19, 2020
Replies
24
Views
3K
Can infrared photons also eject electrons in 'photoelectric effect'?
Nov 17, 2020
Replies
5
Views
2K
Electric Fields with Motional EMF
Nov 17, 2020
Replies
20
Views
2K
Gauss' divergence theorem and thermoelectricity contradiction
Nov 17, 2020
Replies
1
Views
1K
Fresh air (vacuum) as media for electromagnetics, can it have losses?
Nov 16, 2020
Replies
6
Views
1K
Questions About Highly Coupled Magnetic Resonance
Nov 15, 2020
Replies
8
Views
2K
Why would an electron-emitting heated coil require AC?
Nov 13, 2020
Replies
5
Views
2K
At least One Faraday Tube Between Every Two Unlike Charges in the Universe
Nov 12, 2020
Replies
5
Views
2K
Magnetic attraction / repulsion from the Lorentz force
Nov 12, 2020
Replies
35
Views
6K
Imaging Emitted Covid 19 Samples with an Electron Microscope
Nov 12, 2020
Replies
25
Views
4K
AC Frequency UK: Why Does Filament Lamp Flash 25Hz?
Nov 10, 2020
Replies
7
Views
2K
Electrodynamics regarding volume charge density behavior
Nov 9, 2020
Replies
4
Views
1K
Maximum Induced Voltage of an AC Generator
Nov 5, 2020
Replies
2
Views
4K
Magnetic field lines around electron and wire seem to contradict
Nov 4, 2020
Replies
6
Views
1K
Best straightforward method to calculate the direction of the Lorentz force
Nov 3, 2020
Replies
5
Views
1K
Is capacitance more fundamental than resistance?
Nov 2, 2020
Replies
16
Views
2K
Electrolysis of Water: How Does the Electric Field Affect Covalent Bonds?
Oct 30, 2020
Replies
8
Views
2K
Questions about magnetic levitation of a Thompson Ring
Oct 29, 2020
Replies
6
Views
3K
Charges of capacitors in series and in parallel
Oct 28, 2020
Replies
7
Views
3K
Is the Configuration of Magnetic Fields Only a Convention?
Oct 27, 2020
2
Replies
60
Views
5K
Characterizing Total Charge of Conductor A in an External Electrical Field
Oct 27, 2020
Replies
8
Views
2K
Electric potential difference at the ends of a resistor
Oct 22, 2020
Replies
4
Views
2K
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