Electromagnetism Forum

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Undergrad Why is the frequency of 58 kHz used in acousto-magnetic anti-theft systems?
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Undergrad What are the magnetic effects on electrons described by equations?
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High School Calculating Carbon Atom Nucleus Charge - Marco
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High School Why do we use a soft iron core in
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High School Did Fleming Explain about His rules completely?
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High School Classic Electric Power Generation
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High School Color codes there is gold (5%) and silver (10%) for tolerence
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High School Voltmeter Use in Circuits: Parallel vs Series
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Undergrad Magnetic fields and conservation of energy
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Graduate Fundamentals of Opacity: Understanding EM Wave Absorption
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Graduate Help with displacement D field
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Undergrad Why Is Understanding Voltage Essential for Electrical Circuits?
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Graduate Sign of Wavenumber: Electromagnetic Material
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Undergrad Calculating Voltage Across Capacitors | Series & Parallel Connections
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Graduate Flux per unit projected area per unit solid angle,
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Undergrad Light in changing magnetic field
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High School Electric Field of a Point Charge
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Graduate Dielectric Sphere in Electric Dipole
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Undergrad Electricity & Magnetism: Circuits and the movement of charge
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Undergrad What Links Electromagnetic Induction and Magnetic Fields?
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Undergrad Classical Electromagnetism: Question on Ampere's Law and Displacement Current
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Graduate Can Electromagnetic Fields Reach Infinite Strength or Range?
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Undergrad Measuring Electric Potential of Monovalent Cation Solutions
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Graduate Understanding Magnetism: Electrons, Currents, and Magnetic Fields Explained
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Undergrad Can a Faraday Cage Protect Against EMF Radiation from Neighbors?
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Undergrad What Causes a 1000 Times Weight Increase Without Overcoming Gravity?
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Undergrad Electric, magnetic, and electromagnetic fields
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Undergrad Calculating Current Draw in Electromagnetic Coil
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Undergrad Air resistance with Projectile Motion.
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High School AC Generators: Voltage or Current Source?
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Undergrad Electric Circuit Theory Concept
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Graduate Redundant cross product removed from Maxwell equation?
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Graduate Derivation of Lorentz force Law strictly from maxwell's equations?
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Undergrad Electric Potential across a Boundary
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Graduate Is There a More Accurate Equation for the Magnetic Moment of a Solenoid?
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Undergrad Calculating KWH Generated by a Water Turbine?
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Undergrad Can Different Color Combinations Affect the Power Output of a Photovoltaic Cell?
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Graduate What is the Relationship Between Wavelength and Aperture Size in EM Waves?
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High School Experiments Proving Electromagnetic Waves are Real
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High School Electric and Electromagnetic force
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Graduate Smallest and largest electromagnetic frequencies
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Graduate Antenna Reactive Field: Capacitance, Inductance & Energy
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Undergrad Wireless electrical power tranmission.
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Undergrad Calculating Magnetic Force for 5kg Iron Sphere - Magnet Question
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Graduate Does a uniformly accelerating charge radiate?
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High School What does it mean that an electron has a negative charge?
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Graduate What Happens When a Photon Meets an Isolated Electron?
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Graduate Question about electromagnetic force and mass
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Graduate How Does Microgravity Affect Electrical Phenomena?
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Undergrad Permittivity and permeability of ErAs, SI or any metamaterial
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Undergrad What is electron cyclotron frequency?
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High School Electromagnet Questions: Length & Layers
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Undergrad Magnetic Field: Conservative or Non-Conservative?
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Undergrad How big are photons compared to electrons?
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Graduate Is It Incorrect to Use ∫E . dr in a Moving Conductor?
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Undergrad Magnetism & Energy: Unraveling the Mystery
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Undergrad Need help understanding Gauss's Law
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Undergrad Electromagnetic Induction and Magnetism Questions
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Undergrad What Path Does a Charge Take in an AC Solenoid?
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Undergrad Trouble with the idea of frequency.
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High School Cause of the Electromotive Force.
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Graduate How Can I Measure Relative Amplitudes of Specific Frequencies in a Noise Field?
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Undergrad Discharging Capacitors into Capacitors
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Undergrad Degaussing Ships: What do You Know?
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High School Elementary Electronics physics resources?
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Undergrad How powerful should the magnet be to repel against gravity?
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Undergrad Electromagnet Winding: 1200 Winds or 600 Winds?
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High School Electric flux definition confusion
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Undergrad Do Electrons, Protons, and Neutrons Generate Photons or Magnetic Fields?
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Graduate Circularly-polarized plane wave and electron
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Undergrad What is mean by charge in an electrostatic equilibrium ?
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Graduate Does Lenz's Law Apply When Inserting an Iron Rod in a Solenoid?
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Undergrad What Happens When Charged Capacitor Plates Are Separated?
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Graduate Are fields composed of particles or waves?
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Graduate Permittivity a function of frequency
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High School Where do the electrons in a generator come from?
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Graduate Can Activated Carbon Powder Fly Using Atmospheric Electric Field?
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High School Power Voltage Current: Ohm's Law & Decreasing Power Loss
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High School How is the mechanical energy of a generator transformed into electrical energy?
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Graduate Amplitude of field with phasor components
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High School Question about earth's magnetic field strength
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Undergrad Electric Flux: Is it an Integer or a Real Value?
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Undergrad Q: LC Circuit: Q0 = 18 C & I = 0 - What is the Equilibrium Charge?
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Undergrad Potential between two infinite plates with the same charge.
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Undergrad Understanding the Relationship Between Magnetic Field and Current
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Graduate Are Maxwell's Equations More Complex Than We Thought?
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High School Charges: What Are They & How Do They Exist?
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Graduate Finally logged in; moment of inertia of the electric field.
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Graduate The dot product on electric potential
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Graduate What Determines Surface Charge Density Inside a Cavity: A or B?
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Undergrad Conductivity,permittivity & permiability
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Undergrad Understanding Back EMF: Effects on Parallel and Series Electrical Circuits
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High School Ghost Detectors: What Is 1 Milligauss?
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Undergrad How does lorentz law affect a single charge?
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Undergrad Magnet Force Q: Repel/Attract at 3cm Distance
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Undergrad Ampere's Law using the Biot Savart Law
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Graduate The laws of Coulomb versus Ampere and the electromagnetic Machian paradox
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Graduate Electric Field and Dielectric: Displacement Field
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Graduate Questions on light and photoelectric effect
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High School When saying that AC creates magnetism
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