Electromagnetism Forum

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Magnetic force on a current carrying wire
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Is the Magnetic Force Really Doing No Work?
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What is space charge limit current
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How to determine heat from resistance?
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1
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How to build a Large electromagnet?
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Science experiment- light and magnetic fields
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1) If we charge a stacked capacitor like the one in the picture and
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Ferromagnetism, what's happening in cylindrical magnets?
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Number of photon in the electromagnetic wave
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Can capacitors be viewed as non-ohmic resistors?
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Force on current in magnetic field
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Thermostatic applied on electronic chip
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Does Magnetism Require Electricity?
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4
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Distance travelled by an electromagnetic wave
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Cyclotron Frequency of a Hydrogen Atom in a Field B
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Electric field between point and infinite plate
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How does c pop out of Maxwell's equations
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8
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Inrush Current and back EMF spikes
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7
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Energy possessed by Electric Field
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2
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What Makes a Current of 0.1 to 0.2 Volts Unique?
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5
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Why does grounding protect you from electricity?
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12
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Harnessing Energy with Piezoelectric Flooring: Materials and Setup Guide
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33
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How do hydroelectric dams generate power?
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31
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Electric charge build up and dispersion through mediums?
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1
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2K
The magnet and conductor problem.
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4
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Creative ideas for electrostatics demos/labs
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If I'm thinking about this correctly, the voltage difference in a
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11
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4K
Intra-atomic gravity causes magnetism?
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10
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2K
Ohm's Law and its implications
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3
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Why eletric charge in Dimensional Analysis and not eletric current?
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1
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3K
What property of molecule structure can be a conductor - electricity?
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11
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Questions regarding sputtering machines, their magnetrons, and etch process
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2
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Diamagnetic Materials: Magnetic Repulsion or Torque?
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2
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2K
Cancel secondary flux (reaction) from transformer
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3
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3K
A little philosophical electric discussion
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3
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How Do You Calculate Air Resistance in a Simulation?
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3
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4K
Derivation of electric potential due to point charge
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10
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29K
Does a current instantaneously disappear?
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3
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Force on a ferromagnetic object
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4
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Force Exerted on Ferromagnetic Object by Permanent Magnet
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Why are electromagnetic waves transverse waves? Is this answer ok?
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4
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Sketch electric field of beamed antenna.
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2
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What actually is natural frequency?
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1
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Can you clarify this step (charge density and integrals).
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2
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Galvanometer, voltage drop readings
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5
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Electromagnetic waves question
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12
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Magnitude of current in photoelelctric effect
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5
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Does the presence of a charge change the amount of energy stored in a capacitor?
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1
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What if photons had an electric charge?
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5
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What Resistor is Needed to Lower Voltage from 12v to 9 or 10v in a Car?
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2
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Alternate expression for Maxwell's Equations
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How Does Faraday's Law Explain Zero Work by Magnetic Forces in Motional EMFs?
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3
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Neodymium ball magnet field alignment
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8
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Frequency and energy of a wave
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5
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Magnetic Field Flux of Neodymium Magnets
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1
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10K
Radio Frequency Photons / Electromagnetic Radiation Question
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6
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8K
Solving Maxwell's Equations in Laser Cavity | Tips and Troubleshooting
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1
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What is magnetism on a particle level?
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4
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6K
Flow of current. Conductors and Insulators.
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1
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Electric potential of a point charge inside a spheric conductor
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11
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Can the Lorentz force explain magnetic attraction when E=0?
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3K
Depth of penetration of electromagnetic waves
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Time-Varying Electric Field in a Wire
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11
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Magnetic Susceptibility of different compounds
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3
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3K
The work done by two electromagnets
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8
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Ring magnets levitation question
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19
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Shock when touching an electric fence
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1
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Thermoelectric Effect in Peltier's Effect: Why Not Joule's Heating?
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1
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Current and Speed of Light: True or False?
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6
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Radiation from accelerated charge
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Solid angle & flux out of cone
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1
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Diameter of a soap bubble increases when it is charged
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4
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2K
A flaw in the electrical current model?
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3
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3K
Galilean invariance of Maxwell equation
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5
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Does Magnetic Permeability Affect Magnet Lifting Power?
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2
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Rectifiers and electrical networks
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5
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Two circuits connected by a single wire, will there be current in wire?
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22
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What is Plasma Electrolysis and How Can It Produce Cold Fusion?
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1
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Physically - Electricity and Volts
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2
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What causes current to curve like a liquid around an insulator?
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7
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Voltage and Energy and lack of directionality
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3
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Magnetizing Magnets Through Steel: Answers to Your Questions
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8
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Electron Distribution in a Simple Circuit
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5
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Simultaneous radio frequency energy reception
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23
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Hydrogen bonding and Oxygen electron count ? (how)
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9
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4K
Hi,I hope someone can help me. Looking at a magnetic generator,
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3
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3K
Calculating charge density of an atom
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2
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Why do high-frequency sounds make people more alert and create tension?
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6
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What happens to magnets held in certain position indefinitely?
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2
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Human body grounding a charged object
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2
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Photo-electric effect: why did they expect this?
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27
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Energy balance from mechanical to electrical energy
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3
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11K
What is the direction of the magnetic field from a wire with current?
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4
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3K
Induced charges and electrostatic potential
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4
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Jones vectors and electric field of a wave
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8
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Do fields created by magnets add up?
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7
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Re: How frequency is affected in a metal rod
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1
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Potential of Infinite Charge Distribution by First Principle
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2
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Electrodynamics thought experiment
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4
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Relationship between Voltage and Current
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5
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27K

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