Electromagnetism Forum

Post thread
Is the Energy of a Point Charge Finite or Infinite?
Replies
10
Views
17K
Question about induced current
Replies
2
Views
2K
Electromagnetic Radiation Propagation and Efficiency
Replies
3
Views
5K
What is a dipole moment in classical electromagnetisim?
Replies
7
Views
28K
Selenium conducts electricity better in the light than in the dark
Replies
3
Views
5K
Magnetic Dipole Moment - Vector Orientation
Replies
2
Views
5K
How does electrostatic levitation work?
Replies
2
Views
4K
How Does the Electromagnetic Wave Equation Represent Electric Fields?
Replies
3
Views
4K
What are some methods for plotting the path of a particle in a magnetic bottle?
Replies
5
Views
3K
Where does the magnetic component come into play in an LC circuit?
Replies
4
Views
4K
Frequency Response of Subsurface Metal Targets
Replies
2
Views
3K
Does the resistance of strain gauge increase when temperature increases?
Replies
4
Views
5K
EM wave field strength and energy
Replies
3
Views
4K
Is There a Way to Calculate Energy in Magnets Using FEMM Software?
Replies
4
Views
2K
Is Electromagnetic Radiation Merely a Mental Construct?
Replies
3
Views
2K
How is the electromagnetic field different from aether?
Replies
2
Views
3K
The experiment that proved electrons to compose current
Replies
5
Views
7K
RC circuit maximum voltage
Replies
2
Views
2K
Capacitance of parallel plates as a function of distance
Replies
2
Views
2K
Why Does Overshoot Occur in Electronics?
Replies
2
Views
4K
Virtual Work - Magnetostatics - Feynman?
Replies
4
Views
3K
Electromagnetic induction and Lenz's law
Replies
4
Views
3K
Fusion or not with Van De Graaff machine and very high voltage
Replies
3
Views
2K
Can sympathetic vibrations create vocal undertones in acoustic environments?
Replies
3
Views
3K
Field lines and Coulomb Forces
Replies
9
Views
3K
Can Hitting Metal Make it Magnetic?
Replies
6
Views
9K
How Does Charge Affect Boundary Conditions in an Electric Field?
Replies
2
Views
2K
Capacitor in AC Circuit: Understanding Current Flow and Energy Storage
Replies
9
Views
18K
Question about electromagnet induction in a coill.
Replies
2
Views
2K
Upper cutoff frequency for rectangular waveguide
Replies
2
Views
8K
Electromagnetic Wave Propagation
Replies
9
Views
6K
Magnetic field produced by a solenoid
Replies
2
Views
8K
How much power is needed to hold a 500g object stationary against gravity?
Replies
9
Views
4K
Are acoustic wave reflection and the boundary conditions truly interdependent?
Replies
2
Views
6K
Extending the range of electro magnets? Can it be done?
Replies
8
Views
5K
Can someone please explain magnetic pressure to me?
Replies
2
Views
2K
Magnetic lines of force and magnetic flux
Replies
9
Views
21K
Capacitance Experiment: Determining Time Constant and V_0 Value
Replies
10
Views
5K
Can a single conductor be used as capacitor ?
Replies
2
Views
4K
Exploring the Source of Electrons in Generators
Replies
6
Views
3K
Alternating current versus direct current
Replies
18
Views
9K
Aerodynamics and wind resistance of racing cars
Replies
2
Views
3K
Which Circuit Drains Batteries Faster: Series or Parallel?
Replies
5
Views
3K
Calculating/estimating Eddy currents due to B-field
Replies
2
Views
4K
Why do resistors in series receive the same current
Replies
8
Views
20K
Capacitors and breakdown voltages
Replies
4
Views
22K
What are Ampere-turns and Ampere turns per meter?
Replies
2
Views
43K
Is Negative Electrical Potential a Real Concept in Circuits and Batteries?
Replies
9
Views
4K
Alternating Current vs Direct Current
Replies
17
Views
155K
Magnetic field and airplane scenario.
Replies
6
Views
8K
Parallel Current-Conducting rods
Replies
2
Views
2K
Geomagnetic Propulsion: Feasibility & Detection
Replies
6
Views
6K
Ferromagnetic effect at smaller/larger grain size
Replies
2
Views
3K
Why Doesn't Voltage Always Decrease When Charges Move?
Replies
11
Views
3K
When I see an electrical arc ,what am I really seeing?
Replies
4
Views
3K
Are magnetic fields 'conservative'
Replies
6
Views
7K
Why an electro magnet use energy?
Replies
21
Views
8K
Shape and speed of electromagnetic waves
Replies
19
Views
8K
Magnets vibrating near a current?
Replies
2
Views
4K
Does Moving a Magnetic Field Affect a Stationary Charged Particle?
Replies
9
Views
7K
Understanding Lenz's Law and Induced Currents
Replies
4
Views
22K
Static Electricity: Reduce Shock by Holding a Doorknob
Replies
2
Views
2K
Proof of Induction: Induced Voltage in Any Rod or Circuit
Replies
2
Views
2K
Magnet near a magnetic black hole
Replies
2
Views
3K
What happens when you put inert electrodes @ 220V/50Hz in tap water?
Replies
6
Views
8K
Why is the standard household AC frequency 60hz?
Replies
16
Views
3K
Question on Magnetic polarization
Replies
2
Views
2K
Exploring the Physical Meaning of Gauge Transformations in Electromagnetism
Replies
5
Views
4K
Does a Magnetic Field Do Work on Electrons in a Wire?
Replies
7
Views
3K
Electromagnet construction questions
Replies
2
Views
4K
Question - electron mass & magnetic moment
Replies
2
Views
2K
Find Least Current Needed to Prevent Cylinder from Rolling Down Inclined Plane
Replies
2
Views
1K
Can Magnetic Field Strength Decrease with Distance in Plasmas?
Replies
2
Views
2K
Back EMF (electromagnetic induction)
Replies
2
Views
7K
What Causes the Charging Sound of a Capacitor?
Replies
2
Views
4K
How do Electrons perform work in circuits?
Replies
32
Views
11K
What IS a field e.g. magnetic field
Replies
30
Views
6K
Magnetics of transformers and induction in metals
Replies
3
Views
2K
Exploring the Effects of Combining Small Magnets in a Cube or Sphere Shape
Replies
4
Views
2K
Charging a capacitor through a high resistance
Replies
7
Views
22K
Question concerning magnetic fields
Replies
3
Views
2K
What is the role of velocity in the equation F = qv x B?
Replies
13
Views
4K
Why does the flux rule work in all cases?
Replies
4
Views
5K
Induced Electric Fields and EMF
Replies
4
Views
4K
Electric charges and large bodies
Replies
2
Views
2K
Maxwell's equations in relativistic case
Replies
2
Views
2K
Superconductor with no current?
Replies
2
Views
2K
Charge Conservation: A+2 & B+7 → A+5 & B+5
Replies
5
Views
2K
Question regarding electromagnetic interaction
Replies
4
Views
2K
Electromagnetism and Feynman diagrams
Replies
2
Views
3K
Question about resistance in a circuit
Replies
2
Views
2K
Why photon with no charge produces force on charges?
Replies
7
Views
2K
Moving while lighting, will be induced current in me?
Replies
22
Views
4K
How does a magnetic crane lift a car if the magnetic force doesn't do any work?
Replies
6
Views
5K
Which electron travels from - to +?
Replies
2
Views
2K
Understanding Electric Discharges in Gas Tubes: Experiments and Atomic Structure
Replies
2
Views
2K
What is charge and what are the reality of fields?
Replies
16
Views
4K
Reflux still at the molecular level?
Replies
3
Views
5K
Why Can Some Electromagnetic Waves Pass Through Materials While Others Cannot?
Replies
12
Views
5K
Charges on outer surface only for conductors or all charged bodies?
Replies
7
Views
6K

Hot Threads

Recent Insights

Back
Top