Electromagnetism Forum

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Does a Magnetic Field Emerge from a Moving Charge with Constant Angular Speed?
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Energy lost due to resistance?
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Why Does a Pith Ball Get Charged by a Plastic Rod but Not by an Electrophorus?
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A question on Electromotive Force
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Phase shift in frequency domain
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Sign of Maxwell's stress tensor
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5
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Induction - in two parallel wires - affecting voltage?
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How can i calculate the resistance of this electromagnet?
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Can I remove rust by applying current?
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Magnetic Fields & Loops of Current: Explained
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936
What exactly is a complex acoustic pressure?
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Lorentz force in different frames of reference
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12
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Electromagnetic tensor and energy
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10
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Electric Potential Energy Concept
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What happens on external surface of the Faraday cage?
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14
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Why flow of electrons through a conductor produce magnetic field
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Why is the basic charge not equal to the reciprocal of a Coulomb?
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16
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When r=0 in Coulomb's law; electron self-repulsion
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Are Electron Orbitals Static or Dynamic?
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Magnetic Rotation: Will South Pole Move to North?
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7
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Does a solenoid wrapped around a magnet meet resistance?
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Why Don’t Electrons Stick to Protons Despite Their Opposite Charges?
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Can local voltage drop be developed over ground plane?
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10
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Specs for a magnet to trigger a magnetic reed switch?
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Work function in photoelectric effect
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Feynman lectures electric dipole question
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2
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Deriving the equation for capacitor discharge
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19
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What is the resonance frequency for oscillating electrons in a metallic net?
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26
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Atomic electromagnetic simulator
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5
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Electron beam hitting a metal plate
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8
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Wire supplying current to a filament lamp doesnt get hot?
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3
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Question about decoding information in electromagetic wave
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7
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Which is the air resistance formula?
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1
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Biot-Savart law and Ampere's law
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3
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Looking For Books Hardware, Computers, ElectronIcs -- Beginner
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5
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Induced EMF due to changing current in straight wire
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Relationship between static electric field and electromagnet
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What's the point of a voltmeter having a high internal resistance?
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14
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Electron Refraction: Low Energy/Small Wavelength
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3
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Why does an electron not fall into the nucleus?
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Link between Green Glow and Electron
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3
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Piezo crystals and current generation
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1
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How do you calculate magnetic flux for maxwells equation?
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3
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Electrons at rest have magnetic fields
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13
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Same distance of electrons from the nucleus for same element
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Will a 9V electromagnet work with a battery of a lesser voltage
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3
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Could a cavity magnetron be used for infrared instead
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1
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1K
How do I calculate the repelling Force of an Electromagnet?
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3
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How to calculate attractive force between mag & electromag?
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1
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1K
Can I make an electromagnet attract to either pole of a mag?
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3
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Photon Displacement in EM Waves (Amplitude)
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Compression on Piezoelectric crstals
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What does it mean for a charge to be uniformly distributed on a spherical shell?
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1
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Where to Purchase PVDF Piezoelectric Sheets?
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7
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2K
Can Kirchoff's Laws Be Applied to Solve Hexagonal Grid Resistance?
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16
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What is the maximum height a magnet can hover in a magnetic levitating globe?
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11
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3K
Impact of air resistance at varying angles
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16
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How can I get base current in this simple transistor switch?
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8
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2K
Electric field and potential on a singular spin helix
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2
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What is the Tesla of a magnetar?
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3
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What factors influence voltage
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7
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7K
Two magnetic fields interacting in single core?
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6
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Vibrational frequency of electrons in atoms
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10
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Does loud voice mean high frequency?
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9
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Mathematical proof of the spherical electron?
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1
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1K
What is source of base current in transistor?
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4
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Inductor response to applied voltage
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22
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Is the energy inside an electron-orbital vibrational energy?
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3
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Electron Rotation: Energy Source for Atom Motion
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3
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Can Electrons Pass Through Fiber Optic Cables Like Light Waves?
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1
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Electromagnetism: Electric Potential Under a Gauge
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20
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Linear Charge Distribution on a Needle?
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3
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Pendulum & Magnet: Explaining Theory of Equilibrium Effect
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Why is the dipole moment directed from negative to positive?
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2
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Electromagnetism: Magnetic Field, change in permeability
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3
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Induced voltage and magnetic force
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3
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Question for Kirchhoff's current law for RC circuit
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5
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Relationship between Electric Field and Potentential
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2
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Can small magnetic fields on Mars repel deadly radiation?
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1
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Lorentz force in motor other than homopolar
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1
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Flux linkage in inductance calculation for single wire.
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6
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What is the strongest magnetic field a human could survive?
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7
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Electric Current: Present or Not?
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7
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Integral form of Maxwell equations.
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3
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Induced Electric Field inside Faraday Cage
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7
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Can electrons lose their charge?
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2
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Excitation of electrons by electromagnetic source
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3
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Query about induced voltage and open-circuit current
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2
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Current at a Junction: Does Current Density Change?
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1
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What pushes the EM waves in forward direction?
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46
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Question about forces due to magnetism
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6
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Electric field within conductor
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2
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How much heat/friction can small magnets really make?
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15
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Why does a stationary magnet cause plasma to spin ?
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13
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Natural Frequencies and Vibration Amplitudes of Object A
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3
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Non-classically, do magnetic fields do work?
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2
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Ampere's law and magnetic circuit
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15
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Why is Faraday's law written with E and B instead of D and H?
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14
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How to show laminations minimizes eddy current?
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23
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4K
How Does Increasing Core Permeability Affect an RL Circuit's Performance?
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1
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1K

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