Electromagnetism Forum

Post thread
Wire Temperature Increase Equation?
  • · Replies 13 ·
Replies
13
Views
44K
Where did the electric constant came from?
  • · Replies 16 ·
Replies
16
Views
7K
Can Magnets Repel Water Mist on a Steel Plate?
  • · Replies 6 ·
Replies
6
Views
3K
What Type of Barrier and Field Strength is Needed for Spin Polarized Tunneling?
  • · Replies 3 ·
Replies
3
Views
2K
Voltage and Electromagnetic power
  • · Replies 23 ·
Replies
23
Views
4K
Type and intensities of field of a moving charge
  • · Replies 1 ·
Replies
1
Views
2K
2 Neo magnets with some Mumetal shielding
  • · Replies 20 ·
Replies
20
Views
14K
Can Linear Motion of an Electron Produce a Magnetic Field?
  • · Replies 2 ·
Replies
2
Views
2K
Diferences b/w emf & voltage,Resistance & resistivity
  • · Replies 5 ·
Replies
5
Views
4K
Egative charge is downer than the positive charge
  • · Replies 12 ·
Replies
12
Views
2K
Help with understanding capacitance
  • · Replies 3 ·
Replies
3
Views
3K
Conservation of energy in EM with point charges
  • · Replies 6 ·
Replies
6
Views
3K
What is the Electric Field in a Current Carrying Wire?
  • · Replies 5 ·
Replies
5
Views
4K
Kinetic/Mechanical Energy -> Electricity?
  • · Replies 4 ·
Replies
4
Views
2K
Is it true that magnets forced into opposition lose magnetic their force?
  • · Replies 1 ·
Replies
1
Views
4K
Curl of an electric dipole field
  • · Replies 1 ·
Replies
1
Views
4K
Stationary Electron in changing magnetic field
  • · Replies 4 ·
Replies
4
Views
7K
Magnets down a copper tube and Lenz's law.
  • · Replies 3 ·
Replies
3
Views
18K
Can anything conduct electricity?
  • · Replies 5 ·
Replies
5
Views
15K
A few Math, Physics, and Electronic links
  • · Replies 15 ·
Replies
15
Views
16K
Calculating the Attraction Speed of Magnets
  • · Replies 4 ·
Replies
4
Views
7K
Maxwell's A Treatise on Electricity and Magnetism
  • · Replies 11 ·
Replies
11
Views
8K
Electric Field of a Charged Sphere
  • · Replies 4 ·
Replies
4
Views
5K
Electromagnet coil core to yoke ratio?
  • · Replies 1 ·
Replies
1
Views
8K
Electromagnetism question, what formula
  • · Replies 6 ·
Replies
6
Views
2K
MIT series on Electromagnetism
  • · Replies 2 ·
Replies
2
Views
11K
Is the positive terminal of a battery positively charged?
  • · Replies 4 ·
Replies
4
Views
7K
Behaviour of charged particle.
  • · Replies 7 ·
Replies
7
Views
6K
Charge: What Attracts and How It Works
  • · Replies 6 ·
Replies
6
Views
2K
Electric field inside a conductor?
  • · Replies 6 ·
Replies
6
Views
7K
Huge questions about electric fields
  • · Replies 19 ·
Replies
19
Views
5K
Need help with Dynamo rule applied to coil and magnet:
  • · Replies 2 ·
Replies
2
Views
2K
What is magnetic pole? What is sink/source?
  • · Replies 6 ·
Replies
6
Views
7K
What creates the magnetic field on a cyclotron?
  • · Replies 6 ·
Replies
6
Views
4K
Current on a perfectly conducting plane
  • · Replies 1 ·
Replies
1
Views
2K
Electrolysis of Seawater under pressure
  • · Replies 1 ·
Replies
1
Views
3K
Parllel Plate Capcitor separation distance and voltage
  • · Replies 2 ·
Replies
2
Views
3K
Eddy currents and the motion of the body
  • · Replies 1 ·
Replies
1
Views
2K
Electromagnetic Field Detector
  • · Replies 2 ·
Replies
2
Views
2K
Electric Potential: Resistor, Battery, Voltmeter - What is the PD?
  • · Replies 3 ·
Replies
3
Views
2K
Magnetic field around a moving charge
  • · Replies 2 ·
Replies
2
Views
3K
Electromagnetic Propulsion Theory
  • · Replies 2 ·
Replies
2
Views
5K
How does eddy current affect two magnets spinning at 2000 RPM?
  • · Replies 1 ·
Replies
1
Views
2K
Magnets and television screens
  • · Replies 2 ·
Replies
2
Views
2K
Relating electric constants to the speed of light ?
  • · Replies 3 ·
Replies
3
Views
2K
Charges, current, and Electric Field direction?
  • · Replies 2 ·
Replies
2
Views
2K
Do Magnetic Fields Do Nonzero Work on Moving Objects?
  • · Replies 74 ·
3
Replies
74
Views
12K
How Fast Does an Electric Signal Travel in Different Wires Compared to Light?
  • · Replies 7 ·
Replies
7
Views
13K
How Does a Charged Particle Move in a Magnetic Field?
  • · Replies 2 ·
Replies
2
Views
1K
Dielectric Strength Formula: Find it Here!
  • · Replies 2 ·
Replies
2
Views
2K
Velocity of electron moving between charged plates
  • · Replies 11 ·
Replies
11
Views
48K
Understanding Dielectric Spheres in Optical Tweezers
  • · Replies 2 ·
Replies
2
Views
9K
Is resistance of a wire increases with wounding it around a cylinder?
  • · Replies 23 ·
Replies
23
Views
11K
Velocity of efflux in a piston cylinder arrangement.
  • · Replies 8 ·
Replies
8
Views
4K
What is the Electrostatic Lens Effect in Cathode Ray Oscilloscopes?
  • · Replies 1 ·
Replies
1
Views
3K
Lorentz Force: Does Velocity Still Matter?
  • · Replies 35 ·
2
Replies
35
Views
9K
Electric fiel of wire carrying current
  • · Replies 2 ·
Replies
2
Views
3K
Complex number in alternating current circuit
  • · Replies 6 ·
Replies
6
Views
6K
Spinning Ball of Charge: Relativity and Other Physical Laws
  • · Replies 6 ·
Replies
6
Views
4K
Coulomb Gauge Fixing: Adding Gradient & Subtracting Partial Time Derivative
  • · Replies 8 ·
Replies
8
Views
7K
How Do Electrons Transfer Between Objects and Affect Charge?
  • · Replies 2 ·
Replies
2
Views
2K
Electric field of moving charge
  • · Replies 1 ·
Replies
1
Views
4K
Are Maxwell's Equations satisfying?
  • · Replies 6 ·
Replies
6
Views
2K
Will the Voltage Split Equally Between Two Different Sized Electrodes?
  • · Replies 8 ·
Replies
8
Views
5K
Electrostatic magnetic-field interaction
  • · Replies 8 ·
Replies
8
Views
8K
Magnetic Field of a Bar Magnet
  • · Replies 1 ·
Replies
1
Views
4K
Where could I buy electron guns?
  • · Replies 7 ·
Replies
7
Views
12K
Faraday's Ice-Pail Exp: Complete Neutralization of Charge
  • · Replies 4 ·
Replies
4
Views
9K
Shouldn't a DC current emit EM waves?
  • · Replies 12 ·
Replies
12
Views
8K
Magnetic repulsion force between two cylindrical magnets
  • · Replies 3 ·
Replies
3
Views
11K
On charges in a bounded region which moves:
  • · Replies 6 ·
Replies
6
Views
2K
Inductance and Magnetic Fields
  • · Replies 14 ·
Replies
14
Views
12K
Electric Field Strength- variations
  • · Replies 26 ·
Replies
26
Views
7K
Ampere's Law: Understanding Its Complexities
  • · Replies 3 ·
Replies
3
Views
3K
Charge between two isolated capacitors
  • · Replies 19 ·
Replies
19
Views
12K
How does a tiny generator turn vibrations into electricity?
  • · Replies 4 ·
Replies
4
Views
3K
Unexpected Magnetic Experiment Results
  • · Replies 3 ·
Replies
3
Views
2K
Dielectric constant of a conductor
  • · Replies 2 ·
Replies
2
Views
3K
Capacitor thermodynamic non sequitur
  • · Replies 5 ·
Replies
5
Views
2K
Why Does a Charged Ruler Attract a Current-Carrying Wire?
  • · Replies 7 ·
Replies
7
Views
3K
Magnetic fields do no work? How come
  • · Replies 84 ·
3
Replies
84
Views
39K
Magnetic field and displacement current
  • · Replies 4 ·
Replies
4
Views
4K
Something about parallel capacitors
  • · Replies 8 ·
Replies
8
Views
3K
Magnetic Field Outside a Finite Solenoid
  • · Replies 6 ·
Replies
6
Views
27K
Electric fields- the force exerted on a given charge
  • · Replies 2 ·
Replies
2
Views
5K
Oblique incidence for Electromagnetic Waves
  • · Replies 3 ·
Replies
3
Views
4K
Electromagnetism- current carrying conductor and permanent magnet
  • · Replies 6 ·
Replies
6
Views
5K
Voltage Drop: Source A to B in a Circuit?
  • · Replies 29 ·
Replies
29
Views
12K
Proof" of Scientific Law: Experiments & Evidence
  • · Replies 2 ·
Replies
2
Views
2K
Voltage between two different charges
  • · Replies 3 ·
Replies
3
Views
2K
Discharging a capacitor through a voltmeter
  • · Replies 5 ·
Replies
5
Views
18K
Magnetic Oscillation Equations
  • · Replies 2 ·
Replies
2
Views
4K
Magnetic field strength and distance
  • · Replies 4 ·
Replies
4
Views
9K
Units of Electron Volts (AMeV)
  • · Replies 6 ·
Replies
6
Views
8K
What is the formula for magnetic field when v is close to c?
  • · Replies 3 ·
Replies
3
Views
1K
Understanding Image Charge & Its Uses
  • · Replies 5 ·
Replies
5
Views
11K
Charge distribution and total charge
  • · Replies 2 ·
Replies
2
Views
2K
Torque Converted to Electricity
  • · Replies 2 ·
Replies
2
Views
5K
How Much Charge Does This Circuit Consume?
  • · Replies 6 ·
Replies
6
Views
3K
Current Loops and fundamental group
  • · Replies 2 ·
Replies
2
Views
2K