Electromagnetism Forum

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Question on energy in magnetic field.
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17
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3K
Magnetism: Can Magnets Power Devices?
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21
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6K
Repelling Non-Magnetized Metal
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4
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Electrodynamics of point particle at relativistic velocities
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3
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What is the required wattage to achieve a velocity of 300m/s with 1kg of mass?
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10
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Origins of the Coulomb - Understanding How the Unit of Charge Came to Be
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1
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Using magnets to generate electricity(?)
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How Does Current Initially Flow in a Circuit with a Capacitor?
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3
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Plane wave solutions of Maxwell's equations
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22
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Comparison of Mass-Energy: Electron Cloud vs. Nucleus in Ground State Atoms
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2
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EMP effect on unwired electrical equipments
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5
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Electric displacement field across dielectrics
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13
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Understanding Ohm's Law and Charge Units in Electrodynamics
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2
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Electomagnetic wave frequency and photons
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8
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Question on magnetic levitation project.
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3
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Constitutive Law (stress-strain relationship) of maxwell material
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1
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Induced charge on a conductive shell, potential theory
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2
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No scientist has ever seen an electron
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10
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Understanding AC Current: A Simplified Explanation for Non-Science Students
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6
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Non-uniform dielectric polarization
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2
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Amplitude Normalization of Electromagnetic Waves
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6
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Electricity generator theory question
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3
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What does it take for hydrogen to form from protons and electrons?
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2
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How to induce current on a static conducting material?
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3
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3K
Electrical Attraction and Repulsion Related to Distance?
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7
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8K
2 Iron Bars (one magnetized) Question
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10
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31K
Electrostatic field inside a conducting shell
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11
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Could we blow up a planet with our current technology?
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16
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Will a current loop precess or align with a magnetic field?
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6
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3K
What is the electrostatic field?
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12
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Circular Polarization in Electrical Engineering: Examining the Poincaré Sphere
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3
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Confining Charged Particles with Alternating Electrostatic Fields
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6
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What makes Jackson's Electrodynamics so difficult?
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11
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Annihilating a proton or electron
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14
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Electomagnetism/Generator Questions
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6
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Sorry for naive question: Does a single electron have an atto or femto-amperage?
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4
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2K
Charge Distribution on Conductor
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9
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22K
Help in TEM wave propagation for a solenoid or magnetic dipole.
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2
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What is actally a magnetic field
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3
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Why do inductors store energy in mag. field?
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1
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Polarazation by an external electric field
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11
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4K
Current induced in a coil from inside
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4
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Uniform radial electric field?
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4
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6K
Frequency and String Tension (backwards)
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5
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5K
Electric Field Paradox: Unraveling the Gravity vs. Repulsion Debate in Physics
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21
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Why Does Inductive Kickback Voltage Vary in a Solenoid?
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3
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Magnetic field of ferromagnetic material
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1
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Basic Physics of Sound (acoustical)
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1
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What is the derivation of Maxwell's 4th equation for a static electric field?
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1
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Calculus relationship between current, resistance, and voltage
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6
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13K
Max. sound wave frequency (in solids)?
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7
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Understanding Wattage, Amps & Volts for a 1000w Light With Ballast
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1
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2K
Book for learning quantum and electronics
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1
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Conventional current vs current?
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7
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Maxwell stress tensor coordinate system
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1
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Propagation of electromagnetic waves in a lossy media
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9
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20K
Orbital energy and Electronic Configurations
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2
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Weak & Strong Magnet attract each other no matter what polarity
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6
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8K
Earth's Magnetic Field: Life, Solar Winds & Astronauts
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10
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Definition of electrostatic potential difference
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7
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Define Charge: Mass & Electrons
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15
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Does different loads produced different internal resistance ?
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3
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Rust Prevention by Electric Potential Difference.
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2
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Earth's Magnetic Field vs Cell Phone EMF
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2
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Understanding Inductance: Formulas & Contradictions Explained
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4
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How Does a Capacitor Affect Conductor Motion in a Magnetic Field?
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13
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Understanding Ampere's Law in Cylindrical Shell Configurations
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2
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Flux vs Power Query - Explained
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3
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Where is magnetic field strongest in a solenoid?
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7
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13K
Find Inductance and Capacitance
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11
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Sea is a good conductor of electricity
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5
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Eddy Current Brakes: Explaining the Mechanics
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1
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2K
What is the relationship between flux and emf in an AC generator?
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2
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2K
Can We Find an Electric Field Inside a Solenoid?
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6
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3K
Why do two wires with currents in the same direction attract?
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7
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21K
Why does electromagnetic energy only pass through certain hole sizes?
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3
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2K
What is the difference between permanent magnet fields and electromagnet fields?
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2
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Question about P=V*I, P=R*I^2 and V=R*I (electricity)
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4
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Upward motion of electrical arc
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9
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Understanding EM Wave Attenuation in Conductors and Dielectrics
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1
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Question about faraday's law of induction?
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2
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Electricity (DC) and magnetism
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1
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The Magnetic Attraction of an Iron Nail
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2
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Can I Use Magnets to Create a Temperature-Sensitive Pendulum?
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13
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Moving charge in a magnetic field, magnetic-magnetic interaction?
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6
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10K
Human frequency and muscle contractions
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5
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Distance from light(or other electromagnetic)source
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1
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Kinetic theory - Maxwell-Boltzmann Distribution
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2
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Force between current carrying conductors
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2
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Calculating Current & Voltage in Coil with Magnet
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4
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Law of conservation - electric charge, brain death
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1
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Questions about the Electromagnetic Spectrum
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4
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Paramagnetic rod in a uniform magnetic field
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3
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Magnetic Fields: Forming & Understanding Instantaneous Force
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7
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Question on a conducting ball in the middle of a constant electric field.
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3
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High frequency acoustic waves underwater
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1
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Electric analog of a heat pump
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4
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Repulsion / attraction force between magnets
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1
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4K
Current in a superconducting circuit
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23
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Attaining speed of light with electric field
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3
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