Electromagnetism Forum

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Cloud chamber - electron tracks? - solved
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Friction is electricmagnetic force; why friction is not conserved?
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4
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What happens to cations and electrons during and after a gas discharge event?
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Which surfaces get positively charge by grabbing (static electricity)
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In electrostatics, what is meant by positive charges?
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Help with the trajectory of a particle in a magnetic field
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When is the flux through a coil from a bar magnet zero?
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B field between the plates of a charging capacitor (Ampere's law)
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Arbitrariness of the surface involved in the displacement current
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What is the continuity condition for the heat flux through a boundary?
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Work Done, by what on what? [electrical/mechanical]
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Arriving at the differential forms of Maxwell's equations
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Confusion about the independent variable of function in magnetostaics.
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26
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EM Wave - basic question on energy conservation in a wave
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What Happens to a Charged Sphere During Field Evaporation?
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Boundary conditions for a purely inductive load in an AC circuit
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Why do we even need the term 'conventional current'?
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5
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When is the propagation of an EM wave not reversible?
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Projects for Classic Charge Distributions
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Voltage Lab Conductive Paper Questions
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17
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Photoelectric Effect questions to help my understanding
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3
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Inducing electric current in a wire (a comparison)
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29
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Propagation speed of Coulomb fields
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29
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Electric field Difference between Electrostatics and Electrodynamics
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2
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4K
Magnetic field lines and magnetic flux density
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35
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4K
Putting internal resistance in series with a voltage source
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10
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2K
Electrodynamic tether on the Moon/Mars?
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8
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2K
Does the resistance of a material vary when introduced into water?
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9
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1K
The EMF induced in straight current-carrying conductor
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Why does a change of magnetic flux induce an EMF?
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7
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Why dielectrics get polarized instead of directly ionized?
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13
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Resources on non-spherical conductor surface charges
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What Causes Attraction and Repulsion in Physics?
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4
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A doubt on Electrostatics -- An electrified rod attracting light objects
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The difficulty of learning Electromagnetism vs Classical Mechanics
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4K
Electron path in the presence of a dielectric
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15
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Accelerometer with a Charge: Measuring Acceleration?
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13
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1K
Doubt about the 1st Law of Maxwell
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16
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Why in an RL circuit does the voltage anticipate the current?
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16
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Understanding the concept of voltage
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7
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Wheatstone Bridge: Substitution Resistance Formula Derivation?
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4
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Solving Electromagnetism problems in 3 dimensions
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3
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837
Electromagnet that can generate 100 lbs at small size
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13
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3K
Still water droplet evaporation rate (help using Maxwell's formula please)
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3
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2K
Understanding Voltage: How Potentials Differ & Flow
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10
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Oscillation frequency of 2D circular drop in an ambient environment
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3
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Changing the k constant in voltage potential equation?
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2
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Charging a magnetically levitating sphere to 1 gigavolt in a high vacuum
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4
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Electron gun in a vacuum -- How hard of a vacuum is needed?
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11
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A proof that magnetic forces do no work?
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36
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4K
Understanding Gauss's Law in Cylindrical Shells of Non-Infinite Length
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3
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Thermodynamics of electromagnetic radiation?
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2
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Mach's principle for electric fields
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Charged metal ball wrapped in rubber or other insulator
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1K
Electrical potential of a thin wire in an E field
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What Can ARPES Reveal About Many-Body Effects in High-Tc Cuprates?
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Classical Electromagnetism: An intermediate level course
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8K
Modeling a ball thrown vertically including drag from air resistance
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Is 2000 Kilocalories the Average Human Need per Day?
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Fields inside charged rings vs spherical shells
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Magnetic levitation of a ball within a transparent tube
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Derivation of [itex] p = \frac{E}{c} [/itex] using Maxwell's light
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History of the theories of electromagnetism
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Mystery Voltage: Investigating a Strange Phenomenon in MHD Testing
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6
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Electrostatics: sign of the potential
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4
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Fundamental frequency of a rectangular-cavity whistle
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Why is the output current of a transformer fixed?
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22
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4K
Electromagnetic radiation measurements
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2
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Trying to make an electromagnetic shaker device
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3
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What's electropositive ion flux in a plasma?
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4
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1K
The relationship of one of Maxwell's equations to Coulomb's Law
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The Energy in an Electromagnetic Wave and the shape of the Wave
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3
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Plasma current direction in the presence of an external field
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7
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The electromagnetic nature of light
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Orientation of the Ferroelectric Hysteresis Loop -- Why is it different now?
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4
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Can a magnetic field ever cause a translation motion?
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12
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Magnetic field outside a solenoid
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Eletromagnétic field representation
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812
How Does Faraday's Law Impact Momentum Conservation in a Magnetic System?
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13
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Magnetic flux (and flux in general)
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Electromagnetics question - magnetic field and electrolysis
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10
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Magnetic Braking: Pendulum Strength Req. for Effects
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What is the maximum charge in Coulombs can be obtained in ionistor?
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8
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What would happen to a charge that is placed in an Electric Field = 0?
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5
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How do we derive this forumla I=nqAv for current?
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Best permanent magnet arrangement?
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Faraday Cage Concept and Building Questions
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Is Voltage a measurement of pressure?
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33
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Voltage drop across a capacitor and resistor in series
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19
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Electromagnetic stress-energy formula in wikpedia
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Lenz's law and instantaneous change in inductor's current
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3
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Discussion Thread on the "Massless Charge" Perpetual Motion Machine
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Effect of a charge's own field on itself (Feynman Lec. Vol. [I]-28 )
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Is the Maxwell Ampere Law in Lieberman's Textbook Correctly Stated?
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7
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Does the size of a magnet affect its range?
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49
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Wavelength to Frequency Relationship in Musical Notes
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11
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Equation of motion in polar coordinates for charged particle
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14
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Flux & Physics: Explaining the Constancy of Flux
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Line charge inside a conducting sphere?
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7
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Electric Field Outside of a Ring of Charge in the X-Y Plane
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10
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3K

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