Electromagnetism Forum

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High frequency acoustic waves underwater
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2K
Electric analog of a heat pump
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Repulsion / attraction force between magnets
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Current in a superconducting circuit
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Attaining speed of light with electric field
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Electromagnet with and without airgap.
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Magnetic Field at a point outside a solenoid
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Parallel Plate Capacitor - Dielectric Oscillator
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Dipole Moment of Two Electrons
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Conservation of charge and electron flow?
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How can the force between magnetic poles be accurately calculated?
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Voltage and Resistors in Series
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What is the speed of electric current?
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What happens to magnetic fields when poles are near each other?
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12K
What is the difference between Bias voltage and Gate voltage?
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14K
Using Green's functions in electrostatics
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What Does the Physics 122 Course by Frank L. Wolfs Cover?
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10
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Generating electricity from universal background radition?
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3
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What is the Role of Lenz's Law in Diamagnetism?
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15
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Lightning Strike and electrical power surge
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Electric male plugs with rounds have slotted pins
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How to identify parallel and Series Capacitors ?
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12K
Charges without fields, fields without charges
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Just curious how electric motors work, specifically DC motors.
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15K
Capacitance matrix and integral equation method
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How Can the Electric Field in a Microwave Plasma be Measured?
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Question about electromagnetic metamaterials
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Why Does Ampere's Law Use BL Instead of B(2L) for a Solenoid?
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Convection driven by magnetic field
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What is the limit of Volts possible?
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12
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Electronics and a change in voltage
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6
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What is the force that moves electrons?
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11
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Where Can I Find More Information About Magnetic Flux Twisting?
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Magnetic Field Strength: Inverse Proportionality to Square or Cube?
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32K
Effects of homogeneous and inhomogeneous magnetic fields on particles
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The Physical Significance of the Second Term in Kirchhoff's Current Law
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Pnp transistor voltage/current graph
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Understanding Magnetism: An Alternative Explanation
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20
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A question about acoustic wave equation
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27
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Capacitor as voltage rise potential
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1
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Measuring Tiny changes in Electric Field Strength
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8
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Strange maxwell boltzmann statistics, what is it actually?
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4
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4K
Can visible light excite electrons?
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8
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Random though regarding on current
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Can Magnetic Traps Achieve Bose-Einstein Condensate?
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5
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What is the magnetic boundary conditions between air and copper?
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Proving Electric Flux Density: eE Determination
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6
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Magnetic Field Lines Formula (3D)
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3
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Using magnets to reach near absolute zero?
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7
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Magnet's attraction without energy considerations
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12
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What is the current highest temperature super conductor?
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7
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6K
Electric & Magnetic Fields at Point P with Dielectric/Magnetic Material
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How Does Speaker Motion Affect Pressure in Open and Closed Spaces?
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4
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Calculating Thermal Coefficient of a Resistor: Tips and Advice
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Understanding Electron Flow in a Wire: Doubts and Explanations
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20
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Magnetization in Classical EM: Bound Electric vs. Magnetic Charges
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What Does the Negative Sign in the Electrostatic Potential V Formula Represent?
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Why Can't a Windmill Be Powered by Magnets?
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5
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14K
Questions about magnetic energy, why dont we have it?
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3K
Current producing electromagnetic force
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17K
How Do Nuclear Forces Interact with Magnetic Forces in Fission Reactors?
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Charge transfer within a dielectric
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Connecting a conductor with a voltage source
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How Do Magnetic Fields Influence Water Behavior and Flow?
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Is the Flux Density 1 Tesla if a Wire Over 1 Square Meter Produces 1 Volt?
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3
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6K
Can a solenoid emit/receive electromagnetic radiation?
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6
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9K
Measuring Electric Field of Something
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5
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Compass and Magnetic Susceptibility
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Are Magnetic Monopoles Possible in Physics?
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10
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Can someone explain the concept of a floating electrostatic shield?
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9
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9K
Deriving the dielectric constant of water
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2
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Faraday rotation - why does the perpendicular B component not contribute?
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Electricity & Its Properties: Exploring Valence Electrons & Lightning
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Conceptual Capacitor Question (s)
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6
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How Can Increasing Resistance Affect Voltage and Current?
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2
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Magnetic flux with non-uniform magnetic field
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Magnetic sphere and induced current
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The front of an electromagnetic wave (light propagation)
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15
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Will a Magnet-Powered Torch "Run Out"?
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2
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Electric power for lift and torque
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11
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Where the energy to move electroscope leaves comes from?
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3
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Does a magnetic field really exist?
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Why Do Only Iron and Nickel Exhibit Magnetic Properties Among Atoms?
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19
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Understanding Parallel Resistance: Why Total Resistance is Smaller
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10
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Dielectric Modulation: Motion Sensor, 200V Containment Field, 100mV Modulation
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2
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Capacitor and observer, what does he measure?
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Why are photons emitted when electrons drop energy levels
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10
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Moving water electrostatic generator
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Electrons and electromagnetic radiation.
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2
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Induction cooking: barefoot, with a metal spoon
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Why magnetic feilds are not dangerous for health but ELCTROMAgnetic fields are
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25
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6K
How does magnetic field induce current?
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33
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34K
What does the magnetic field look like in a torroidal coil?
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Alignment of micro dipoles in magnetic material in external magnetic field.
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5
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Calculating Electrostatic Pressure from Metal Sphere
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4
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10K
Iron core energy change and transformers vs. ohms law
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14
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Is there a tool to measure resonant frequency?
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12
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18K
Modified Faraday Disc: EMF Calculation
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6
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Ampere's and Biot Savart Law for finite straight conductors
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14
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Breaking a glass using an electromagnetic wave
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7
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