Electromagnetism Forum

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Graduate Gauge Invariance for field of *Uncharged* particles?
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Undergrad Why energy is lost in capacitor if wires have no resistance?
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Undergrad Magnetic field and electrical fields
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Graduate Maximum negative voltage of a sphere?
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Undergrad Understanding Electric Fields and Work Done to Move Charges
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Undergrad What happens of charges on other side of plates of capacitor
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Graduate Why does Lorentz force have that particular direction?
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Undergrad Electric & Magnetic Fields Out of Phase: Why?
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Graduate Phase of Time Varying E-M Fields
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Graduate Electromagnetic radiation vs Capacitance and Inductance
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Graduate How to derive formula for capacitance of spherical capacitor
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Undergrad Force/Torque frequency proportional to current frequency
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Graduate Calculating Electric Potential with Method of Images
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Undergrad Why do we need to cross product Q*V with magnetic field to calculate force?
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High School Magnets - looking for help with school project
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Graduate Electrical Fields within the body
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Graduate Solution to Laplace's equation in parabolic coordinates
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High School Understanding Back EMF: What is it & What Does it Do?
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High School Where to Find Brief High School Level Resources on Electromagnetism Topics?
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Undergrad Electrons: Wave & Particle Movement Explained
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Undergrad Differences in grounding and returning a circuit?
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High School Electromagnetic Force in Newtons
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Undergrad Choosing a capacitor based on desired output pulse
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Undergrad Electric field between a needle and a plate
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Graduate Electric field at a conducting surface?
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Graduate Capacitors in series -- microscopic view
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High School Electric potential difference vs. voltage drop
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Graduate Electromagnetic gauge invariance with boundary conditions
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Undergrad Charged particle hitting electric field at angle?
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Graduate What is the electric field due to hollow sphere at R=z?
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Graduate Embedding Charge in an Insulator
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Graduate Magnetic field cannot accelerate a rest charged particle?
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Graduate Maxwell-Boltzmann accounts for identical particles?
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Graduate Confusion with the divergence of E fields
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Graduate Does Increasing Current Add Resistance in an Inductor?
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Undergrad What Are the Key Differences Between Electron Volts and Volts in Physics?
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Undergrad Will a Magnet and Copper Tube Hourglass Be Accurate Due to Lenz's Law?
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Undergrad Understanding Earthing: Impact on Charged Bodies & Charge Distribution
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Undergrad Faraday Cage not blocking wifi
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High School How can you move with magnets?
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Graduate How is voltage on a sphere affected by edges?
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Graduate Changing the frame of reference
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Graduate Honeycomb structure of oil due to an electric field
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Undergrad Voltage or current in solenoid?
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Graduate Question about Faraday's law of induction
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Graduate How optical axis is related to dielectric tensor?
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Undergrad How does looping a wire make it an inductor?
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Graduate Electrons exposed to time-dependent force
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Undergrad Direction of current when performing KCL
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Undergrad Direction of magnetic force between moving particles
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Undergrad Flux through distorted surface
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Graduate The force and torque between two permanent magnets?
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Graduate Point charge inside a electrically neutral cavity in conduct
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Undergrad Why the current in a loop is the same
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Graduate Justification for the acceptance of Coulomb's law
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High School How does weight affect air resistance?
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Graduate [Electromagnetics] Dielectric boundary condition
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High School Electrostatic Fields: Proton Attracts Electrons
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Graduate Fermat's principle can be derived from Maxwell equations?
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Graduate Lenz's Law applied to a non-circuit conductor?
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Undergrad Spherical Capacitors: Large Radii & Close Together
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Graduate Modes orthogonality in a dielectric slab
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Undergrad Why does the plate have to be infinite?
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Graduate Flux Vectors of One E-: Force Vectors or Scalar Quantity?
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Graduate Simple pendulum with Charged bobs
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Graduate Missing a Factor of 2 in a Poynting Vector Verification
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Graduate How is effective distance calculated for charges in a dielectric medium?
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Undergrad Efficient Switch Synchronization for Remote Switches
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Graduate How to show that the two EM invariants are a complete set?
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Graduate The effects of bound and free charge on a metal surface
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Undergrad Connecting two circuits with a single conductor
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Graduate Electric Field in an Electrolyte
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High School What Happens to the Energy in an Electromagnet When Turned Off?
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High School Are Fields Real or Just Ad Hoc in Science?
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Undergrad Could one use magnets to create friction and thrust
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Graduate Meaning of zero/infinite impedance
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Graduate Are all electrons perfectly identical?
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Graduate How Does Earthing Affect Charge Distribution on Spherical Shells?
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Graduate Magnetic waves/fields that precede cold weather fronts....
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Undergrad Ampere's law with current loop
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Graduate Electric field: infinite sheet vs infinite plane
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Undergrad Why does vacuum have resistance?
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Undergrad Maximizing Repulsive Force: Formulas for Designing Electromagnets?
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Undergrad Equation of electric field line
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Graduate Insulated metal, immersed in an ionic fluid
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Undergrad [Magnetic Flux and Lenz's Law] Is this picture correct?
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High School What is Lenz's Law and how can I demonstrate it?
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High School How is a Push Solenoid Constructed Differently from a Pull Solenoid?
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High School Can skin be positively or negatively charged?
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Undergrad Why is induced electric field circular?
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Undergrad Vector field:one aspect that everyone knows but nobody shown
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Graduate What holds the electron intact?
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Graduate Understanding Dielectric Polarisation: Transformation of Dipoles and Charges
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High School Why do we need to square the separation in Coulomb's experiment?
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Undergrad Electrons and energy expended in a circuit
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High School What does "stationary charges" mean in Coulomb's law?
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Undergrad Field inside a charged sphere
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Undergrad Units of P1 and P2 in Coulomb's Law
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Graduate Destructive electromagnetic waves
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High School Direction of current in a "middle" branch?
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