Electromagnetism Forum

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Building powerful magnetic levitation device
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4
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2K
Air resistance, changing position in free fall?
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6
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2K
Electromagnetic Rail gun and a circular track
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27
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6K
Power radiated by several charges and the Larmor Formula
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2
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1K
Why Capacitors resist Voltage Change but not Current change?
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8
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14K
Does the valance shell determine overall electron charge distribution?
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2
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2K
Electric field of point charge within spherical shell.
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5
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4K
Do electric fields really exist?
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1
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4K
Can magnetic field exist without electric field?
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38
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30K
Power in electric circuit: apparent contradiction
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13
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Resistance and the length of the wire
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5
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2K
Question on zero electric flux through a closed surface.
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1
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2K
Why maxwell's 3rd equations has no coefficient?
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5
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1K
Magnitude of induced current
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3
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2K
Train from New York to San Francisco using permanent magnets only?
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6
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1K
How is electricity produced from solar cells?
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1
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986
A question about moving electric charges and their force
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12
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2K
Magnetic Flux & Faraday's Law: Electric Coil Effects
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1
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789
Could Convection Current power a stirring device in a saucepan
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10
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3K
Parallel plate conductors of opposing charge and unequal magnitude
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2
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3K
Potential energy stored in a system of point charges
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10
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3K
Physics project help -- magnetism
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9
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2K
Creating a Positive/Negative Magnetic Ball
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10
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4K
Gauss' Law in a dielectric material
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7
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10K
Semicircular Permanent Magnet Rail Gun - continuous motion?
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12
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7K
Indeoendent current source in series with a resistor
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1
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1K
Mass and Electromagnetics, someone please shed light
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4
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2K
Charge to Mass Lab Error Analysis
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2
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3K
Gauss's Law with a sphere on and charge on z-axis
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1
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1K
Charge Conservation & Isolated Systems
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3
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1K
The Maxwell-Boltzmann distribution and temperatue
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3
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2K
Why don't neutral atoms distort the electric field?
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5
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3K
Electric circuit, current flowing due to battery
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4
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2K
Magnetic poles and their charges
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1
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2K
Ionized Air Resistance: Research & Questions
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4
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5K
"Strength" of magnets: is there really such a thing?
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8
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2K
Electromagnetism and theoretical shape of a photon
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5
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2K
Static Charge distribution along textured surfaces
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1
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1K
Does electricity passing through resistance decrease potential?
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6
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1K
Electrostatic Induction: Conductor vs. Dielectric Response Time
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3
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2K
Frequency for Vibration Modes of a Square Membrane
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3
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4K
Electric field outside of charged sphere
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1
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1K
Electric flux versus magnetic flux
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5
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4K
Intuition on equipartition of energy (EM waves)
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2
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2K
Inductors' voltage direction and Lenz Law
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1
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2K
"Work done by the electric field"
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4
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2K
Surface Area and electric field strength
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2
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5K
Are Heat Loss and Energy Conversion Key Factors in Rechargeable Batteries?
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4
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2K
Loop falling in a magnetic field
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4
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2K
How are diamagnets repelled from high field regions?
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7
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1K
Differences in formulas (Ohm's law, power)
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3
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2K
How do you measure numerically central charge of the system ?
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3
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1K
Electromagnetic Linear Coupling
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1
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1K
Beats in electromagnetic waves.
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8
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4K
Why do opposite charges attract and like charges repel?
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2
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2K
Levitate a magnet in aluminum tube with electro-magnet assist?
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1
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2K
Has Science Identified a Cause for Basic Electric Charge?
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17
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2K
Water bending with static electricity
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1
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2K
Point charge induced current on a conducting ring
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3
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2K
Tension in a Circular Loop: Calculations and Free Body Diagram
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1
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1K
Electrical potential and potential difference
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2
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2K
Questions on electromagnetism
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1
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2K
Does an electron with negative electrostatic potential energy fall up?
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2
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2K
Faraday's Law and the radius of the coil
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1
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2K
Field due to Magnetic Materials
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3
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2K
Why Is There No Induced Magnetic Field in Oscilloscope Electron Deflection?
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1
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2K
If light has no charge and mass, how can it have an electric field?
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11
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2K
Wait, I thought magnetism was nonconservative
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5
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1K
Dielectric Polarization Components in Ideal RC and C circuits
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2
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2K
How to model the flight kinematics of an airplane with air resistance?
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4
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4K
Car Electricity Questions - Get Answers Now!
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3
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2K
Linewidths - Frequency and Wavelength
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1
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2K
Can Photons Replace Electrons in Electric Currents?
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2
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2K
Diagram to show static electricity
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2
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2K
Electrostatic voltage and current
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7
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2K
Interaction of photons with charged particles
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13
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Magnetic sphere , magnet properties
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4
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4K
How Do Like Charges Exert Force Without Using Energy?
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3
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2K
Does the Impedance of a Capacitor Affect AC Circuits?
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2
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2K
Forces and fields: magnetic dipole vs electric monopole
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14
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5K
Is there a relationship between magnetism and energy (electrical)?
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3
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2K
Phase Differences in of voltage in RC and LR circuits
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5
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2K
Why do balloons stick to walls but not paper when charged?
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8
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2K
Does human body capacitance change when floating vs. standing?
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5
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2K
Confusion about how electric charge is transferred
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2
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2K
What happens to electric charge in the destruction of mass by E=mc2?
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8
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2K
Understanding the Propagation of Photons: E-field and B-field in Motion
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6
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2K
Capacitors/inductors have memory?
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3
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6K
Wavelength of 1.5keV (kinetic energy) electron
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1
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3K
Measuring polarization of a neutral object near a charged sphere
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2
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2K
Magnet Repulsion: Understanding the Forces at Play
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2
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1K
Question regarding voltage, current and resistance
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1
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1K
ElectroMagnetics Lenz's law vs F=qv X B
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1
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9K
Electrostatic shielding and capacitors
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6
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2K
Force of interaction between magnets
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32
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5K
Electric field of a circular plate with non uniform charge density.
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2
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3K
Oscillating Magnetic Field Heating up blood
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8
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2K
The process in Electrostatic Precipitator
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2
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1K
Distance at which electric field causes measurable change
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8
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2K
Is energy of a wave based solely on its frequency? And for matter?
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11
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3K

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