Electromagnetism Forum

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High School Doubting Ohm's Law: LED & 220Ω Resistor
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Undergrad Matter generating magnetic field
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High School Why don't I get shocks on neutral wire?
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High School Explain Electric Potential: A Positive Charge
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Graduate Is it possible to build a catch all electormagnetic wave spectrum generator?
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Undergrad How Does Lenz's Law Explain the Interaction of Magnetic Fields in Inductors?
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Graduate Lightning Protection Systems: Direct vs Indirect Strokes & EMPs
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High School Unraveling the Mystery of Magnetosphere: How Does it Occur?
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Undergrad Electric potential at the center of a dipole
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Graduate Why do we use Local field correction?
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Undergrad How can I properly store rare earth magnets to prevent degradation?
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Graduate Taylor Expansion of A Magnetic Field
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Undergrad What makes Electricity and Magnetism a unified force?
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Graduate What is going on when a solar cell goes into reverse bias?
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Undergrad What Materials Cannot Use the Electric Potential Energy Law?
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Undergrad Can anyone explain this statement related to tesla's work.?
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Squar Electrical: Overview of Electric Company
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Undergrad Can there be a charge without a current?
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Undergrad How to transform 2vdc to 240vac
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Graduate Why Thomson scattering calls for a size-changing electron?
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Undergrad How does a magnet create its magnetic field.?
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High School What is Lenz's Law of Electromotive Forces and How Does It Work?
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Undergrad Nature of Coil and magnet fields?
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Graduate Derivative of Magnetic Field from a dipole
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Undergrad Can I get a 40KN force from a hydraulic cylinder powered by an electric motor?
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Undergrad Air resistance, dimensional analysis confusion
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Graduate Skin effect of transmission line
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Undergrad Confuse about linear dielectric
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Graduate Electromagnetic induction between 2 coils problem.
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Undergrad Maths prep for Electromagnetism unit
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Graduate Gauss's law for electrodynamics
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Undergrad Finding Kinetic Energy of Ions Leaving a Charged Plate
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High School Charging by conduction with and odd net charge?
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High School Why electric current is a SI base unit?
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Graduate What is a Self Consistent Electric Field?
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Undergrad Producing Alternating current of high Frequency.
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Undergrad Effects of doubled over Tesla Coil
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Undergrad Why do metal boxes block EM waves?
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Undergrad What is magnetic potential energy?
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Undergrad What Happens When an Inductor is Open Circuited?
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Graduate Dielectric Sphere in Time Varying Field
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Undergrad Can Anyone Explain the Electric Pressure Formula?
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Undergrad Electric fan air output counter
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Undergrad General questions about electromagnetism.
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High School Where can I find any Gaussmeter link with computer?
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High School V, I, R in series circuit confusion
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Undergrad Can You Charge Batteries with a Magnet and Copper Coil?
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The Right Hand Rule: it's not just for electrodynamics anymore.
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Graduate What is the energy density of a linear dielectric and why is it confusing?
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Undergrad Impossible electric fields examples?
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Undergrad Can a material have both dielectric and resistance properties?
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Graduate What is going on inside my magnets?
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Undergrad Best RLC circuit for Low Frequency underdamped resonance
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High School Can the voltage thevenin be higher than VS?
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Undergrad How does the size of a loop affect the storage of energy in an inductor?
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High School Several questions on an experiment on electrostatics
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Undergrad Can we transfer the charge on a plate of a capacitor elsewhere?
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Undergrad How does induced charge affect the balance of a conducting beam?
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Undergrad Understanding Watt vs. Kilowatt-Hour: A Comprehensive Explanation
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Undergrad Resistance between parallel wires in an insulator?
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High School The uniqueness of a magnet? Let me tell you why.
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High School Will the current in the wire attract each other
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Graduate Electric field produced by a magnet
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Undergrad Im so confused about electromagnetic induction. Need help please?
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Undergrad True or false? a conductor through a uniform magnetic field produces NO emf
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Graduate The electromagnetic field in an accelerated frame
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Graduate EM field and wave interactions of a point charge
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Undergrad Inductance of a coil (negative inductance?)
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Undergrad Calculation of magnetic force on a wire
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Undergrad Polarization of Electromagnetic wave
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Undergrad Generate electricity by gravitational force?
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Graduate Why Does Div B Equal Zero Despite the Biot-Savart Law?
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Graduate Charges and energy transfer in a circuit
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Electricity: How Current Works
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Graduate Magnetic anti torque reaction device
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Undergrad What does it mean to have a negative change in current?
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Graduate Magnet in a Pipe: Meisner Effect?
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Graduate Dielectric Slab Stack Configuration for Plane Wave Incidence
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Graduate Formula for transverse decrease in signal strength?
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Graduate What things cause drag when moving through a ->uniform<- magnetic field?
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Graduate Questions about magnetism and spin.
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Graduate Electromagnetic wave energy density
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Graduate Is it possible to have a magnetic diode?
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Graduate Is an imaginary electromagnetic gauge field something physical?
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Graduate Electric fields in an Inductor
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Undergrad Electromagnetic wave propagation/dissipation
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Undergrad Magnetic Generator Power Rating
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Graduate How to explain that ∇ ⋅ B = 0 but ∂Bz/∂z can be non zero?
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Undergrad Understanding Current using nqvA
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Undergrad Noise when entering Faraday cage
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Graduate Calculating Electric Lines of Force for Arbitrary Charge Configurations
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Undergrad Can I use ionized gas to make an electric arc at low voltage?
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High School Can a device use more wattage than it's rated for?
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Undergrad AC Circuits Terminology: Phase shift vs Phase Angle
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Graduate Why is the B field affected by distant stars in a rotating shell?
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Undergrad Attraction force of atoms inside a metal sphere, near a charged plate
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High School Resistors in series - how can current be constant?
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Graduate How Do You Calculate Induced Voltage in a Coil with External Magnetic Field?
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Undergrad Electron trapping by electrostatic force
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Undergrad Electron magnetic replusion compared to coulomb attraction
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