Electromagnetism Forum

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How do you calculate the force between two magnetic dipoles?
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Electric field of a moving charge?
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Can't we use dq/dt in RC discharge?
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Is electric field always 0 if potential at a point is 0?
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Are particles accelerated along magnetic field lines?
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Questions about the Suns magnetic field
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[E&M] Sliding Conductor & Magnetic Field
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The dielectric constant of water is 80, but refractive index
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What is the Relationship Between Solenoids and Magnetic Bars?
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Electricity, voltage, current, resistance relationship
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Building speakers, induction and induced current
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Electromagnetic induction in current loops
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Electric field created by point charges and conducting plane
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Conceptual Understanding for Voltage in a Circuit
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Difference in formulas of magnetic force and magnetic flux
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Is generating electricity from rain water efficient?
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Can magnets on a cylindrical object be used for projectiles?
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Is an induction coil used in a Gaussmeter?
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Salt concentration and its electrical resistance
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Electric field strength inside a conductor
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Can magnets be used to send a metal ball through a pipe?
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Electromagnetic Coil 2 SS Rods Converging
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Weber & Flux Density: Learn How 1 Wb = 10^8 Lines of Magnetic Flux
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Why does the speed of the magnet matter in a coil?
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Capacitor-Energy-Dielectric question
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Would current flow in a vacuum like space
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Effect of frequency and intensity on PE
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Orthogonal Polarisation in EM waves and Interference
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Thermal motion of an ionised gas molecule in an electric field
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Why do EM waves of longer wavelengths spread out more?
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Can an Electrostatic Fluid Accelerator inflate a balloon?
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Calculate the temperature of a wire as an electrical current flows through it
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Surface current density-logic and definition contradict
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Necessary and sufficient condition for an electron to radiat
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Gauss' gun/magnetic linear accelerator
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Electromagnetism from solonid within magnetic field -- reasoning....
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What is Electricity? Insights please....
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How Do Electrolytes Conduct Charge Without Redox Reactions?
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Magnetic fields and moving electrons
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Why do wires attract each other when current flows in the same direction?
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Capacitance between point charge and finite plate
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Understanding the Electric Field Equation in Electromagnetism
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Air Resistance & Upward Velocity: Examining the Relationship
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Extended Faraday Disk: How is Energy Conserved?
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Acoustics & Physics: Is Frequency Linked to Wave Width?
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Magnet clamp repelling in coil
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Voltage across two different circuits
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28
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Difference between vibrational, rotational and electron temperature
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Does a rotating magnetic field possess angular momentum?
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Amount of excess charge to overcome Earth's gravity
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Confusion about the magnetic field
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Paradoxes of the Coulomb friction
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Finding wavelength and fundamental frequency with string
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Could Electromagnetic Levitation Create a Feasible Hoverboard Solution?
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Charging a capacitor through a resistor -- final voltage?
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Faraday Cage and a high voltage discharge arc
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Dielectric Charges: Explaining Why They Don't Attract
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How do I apply Maxwell's equations?
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Does Frequency Change in a Medium?
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Dielectric Constant & Electric Field: How It Works
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Comparing inductance and capacitance: Analogy to charge
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How to manipulate Ohmic conductors
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Is this possible? Magnetic tires
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Flux of high charge positive ions, how?
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Understanding Electromagnetic Waves
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Does the first maxwell equation apply only....
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Calculating the magnetic field strenght at x distance
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How does an magnetic domain align?
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Why do two like currents attract (frame of reference)?
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Find magnetic field from temporary magnet
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Calculating Magnetic Field from FFT Amplitude
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Why Can a Positive or Negative Charge Attract a Neutral Object?
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Force from "like charges" with and without movement
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Acoustic Absorption Calculation: Ultrasonic Sound in Water
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Autotransformer: Why does primary current go through coil?
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Electric Potential vs Electric Field?
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Can electrons move faster than Light?
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Why does induction in a loop depend on the contained flux?
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Making Electromagnetic Waves: Accelerated Charges Explained
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Can a time-varying magnetic field pass a metal sheet?
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How Is the Red Part of Stratton's Equation Derived from Light Pressure?
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5
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Help Solve Voltage Homework Questions for Engineering Student
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Rise in Voltage across a battery
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3
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Why Does Zero Divergence of Current Density Imply Zero Charge Density?
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What is magnetic force generated by planar spiral coil?
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Is energy needed to maintain an electromagnetic field?
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Can a capacitor increase voltage beyond initial charge?
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Question about capacitance matrix
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Can EMF be the same as the current (const)?
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4
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Bending power - magnet units question
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2
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The Mystery of German Concrete-Penetrating Artillery
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Master Electromagnetism on the GRE with Problem 55 Explained
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Is Ferromagnetism the Key to Understanding Lenz' Law and Magnetic Flux Effects?
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New Explanation to How Newton's Third Law is Satisfied in Magnetism
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Elementary question on Electric flux units
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Why an electron at rest cannot emit a photon?
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Does the magnetic field produced by a magnet act on itself?
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Why's Potential Difference Different in Series Capacitors?
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Electromagnetic Field in Empty Space
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10
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Magnetic forces within a closed ferrous core
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