Electromagnetism Forum

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How to derive Lienard-Wiechert potential from Maxwell's equation?
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Relationship between electric field intensity and potential
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6
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Maximum allowable current in a 12-gauge aluminum wire
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Can all electromagnetic waves carry information?
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Dielectrics Table: Reccomended Functions, Packages, Values & Ranges
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Electric Potential Earth and Sun?
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Electron Flow: Positive to Negative?
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There are voltage drops based on Q, dQ/dt, and d(dQ/dt); what about d(d(dQ/dt))?
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Charging an Insulator: Explained
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Heated water in closed cylinder with electricity
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Electricity generation through crystals
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10
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Electric field of infinite plane
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9
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Electricity Speeds: How Fast Does It Move?
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Finding the polarity of fridge magnets
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6
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Magnetic field of moving charged particle
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Why potential of an infinite line of charge not equals to zero at r = infinite
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When does gravitational force = electromagnetic force?
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6
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Voltage and the concept of work
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4
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Maxwell's Demon: Chance of Violating the 2nd Law?
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7
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Reading current through a capacitor
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How would you calculate air resistance from a projectile
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3K
What is Voltage? Elaborated Question Explained
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32
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Questions on ferromagnetism and attraction
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Does light exhibit dispersion in a vacuum?
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3K
Force on a Permanent Magnet Falling through a Coil
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Capacitance of Non-parallel plate capacitor
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11
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12K
COMSOL electrostatics question
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1
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How Should Frequency X and Y Be Described in SCENAR Therapy?
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6
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3K
Dangers of high current/voltage?
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3
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12K
Why does negative charge reduce the potential of a metal plate in a capacitor?
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2
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Why does the induced emf in an inductor increase when the circuit is opened?
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7
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2K
Charge density and electromagnetics
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4
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Rolling Resistance: A Trickier Term Than You Might Think
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Numerical methods in magnetostatics
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2
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Harm of discharge of thunder in village is worse than cities?
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How do magnetic fields provide thermal insulation
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7K
How many electrons in an orbital?
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Electromagnetic wave constituents
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4
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Basic physics, interactions between multiple electrons
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3
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A flaw in the wavelenght/frequency formula? FTW?
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2
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2K
Is it possible to create a negative charge in fabric?
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1
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3K
Droplet's motion in electric field and gravitational field?
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2
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3K
When would a circuit be nonohmic ?
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3
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Does Magnetic Flux Bend When Two Magnets are Taped Together?
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9
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Can metal shavings orbit around a wire in a magnetic field-free room?
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3
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Uncovering Heinrich Hertz: The First to Generate EM Waves in a Lab
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2
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Capacitance of a cylindric capacitor (only a piece)
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3
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Difference between an inductor and a solenoid
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3
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18K
How Does Glitter Adhere to Plastic in Automated Crafting Machines?
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6
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3K
Why is the electrodynamic Lagrangian E^2 - B^2?
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2
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I'm too uneducated to disprove my magnetic mechanical idea.
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4
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2K
Check my understanding of voltage please
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2
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2K
Can Charges Remain Forever on Insulated Objects?
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1
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2K
Magnetic field in an AC Solenoid Coil
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11
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24K
Magnetism, Gravity and Critical Momentum
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1
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2K
How does changing flux produce a field.
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6
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6K
Outdoor electronic soundproofing
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4
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10K
PLEASE HELP. VB particle sim. Rate of neutrilization of charge
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2K
Photoelectric Effect and Temperature.
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5
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9K
Electron/positron annihilation/momentum
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48
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Gravitation and electromagnetism is unified by Kaluza-Klein theory
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Any deep cause of magnetic field
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Magnetic Forces and Work: An Explanation
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34
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Why do electrons have more kinetic energy when closer to the nucleus?
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Power Output in Torque and Angular Velocity
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Metal sphere torn apart in electric field
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6
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Can magnetic dipoles have potential energy?
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1
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Interesting Magnetix Set Question
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4
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Magnetic Permeability: Definition & Meaning
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1
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How Do Electrostatic Fields Differ Between 2D and 3D Dimensions?
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Charge is Relative: Polarity in an Electron System
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14
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A confusion about Energy and Capacitors
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7
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What is the maximum charge that can be put on a charged aluminum sphere?
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2
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How Do We Distinguish Poles in Liquid State Magnets?
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4
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Welding Magnets: Does Like Poles Repel?
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8
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What Are the Magnetic Lines of Force and Why Do They Curve?
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8
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Does the gravitational field have energy like the electric field ?
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34
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11K
Kinetic Energy and Electron Flow Speed
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Bunch of electrons - is it visible?
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9
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Ampere's law and biot-savort law
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1
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Understanding Charge: What are Electrons and Protons?
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15
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Dielectric Constant K & Plate Charge Density
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9
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Demagnetizing Field Explained - What is It & How?
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2
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Thought experiment with static electricity
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1
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What is the explanation for the alternating current of 60Hz in household supply?
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18
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Does the movement of protons create a magnetic field?
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6
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18K
Is Maxwell's Electrodynamic Theory Violated?
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Frequency higher then plasma frequency
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Can Alnico Magnets Undergo Pole Reversal with a Magnetizer?
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3K
Force on point magnetic dipole
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5
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3K
How to find charge given voltage?
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17
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26K
Higher dielectric constant : better insulator
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3
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How does frequency affect energy delivery in sine wave generators?
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4
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7K
Force Magnetic Dipole: Electric Current vs Magnetic Pole Model
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7
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7K
How Does Temperature Affect Electromagnetic Waves?
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1
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3K
Alternating Current. (When can we see it?)
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3
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Can I calculate magnetic force of a magnet?
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3
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15K
Why Do Parallel Wires with Currents Attract or Repel Each Other?
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10
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22K
Calculating Current Through a Parallel Resistor Circuit: Help Needed
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3
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3K
Why do fluids expand with heat? explaining covection currents
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9
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6K

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