Electromagnetism Forum

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Capacitors, Entropy & Energy Loss
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Solenoid + Transformer + Current buildup interval
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Eddy current in an infinitely long cylindrical conductor in an solenoid
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Why don't magnets violate conservation of energy?
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What charges on my hair after comb?
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Why does voltage drop to zero over a resistor?
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Can an electron move to a higher energy level on a permanent basis?
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What causes electric charges to experience forces?
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Does RPM affect electricity generation?
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Does the universe has a capacitance?
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Why is there a lack of current in lemon batteries?
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5
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6K
Magnetic field causing a force
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Electric field inside a void in a conductor?
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3
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3K
What is Electron Ptychography Imaging and its potential applications?
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Why did Coulomb choose 1.6x10^-19 for the charge of an electron?
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Magnetic Field & π: Uncovering the Mystery
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Symmetry associated with conservation of electric charge.
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Are both velocity and jerk of charges responsible for magnetic fields?
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Gauss's law and surface electrons on a charged conductor, contradiction?
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17
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Electrons flow in thermionic emmission?
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1
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Shield Magnetic Field: Best Material & Thickness for 10A Current
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15
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What does it mean and how to convert picture to spatial frequency
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Classical Electron: Will It "Fall" Into the Nucleus?
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Use of Capacitors in this circuit?
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12
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Astounding new discovery on Electrical Heat
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7
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Acoustic Analysis of Musical Instruments
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3
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3K
Voltage problems & Kirchhoff's rules
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1
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Difference between electromagnetics and electromagnetism ?
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6
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8K
Will a 5A Fuse Melt with 20 Bulbs in Parallel?
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7
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Some question on charge inside cavity
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5
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Kilowatt-hour versus kilowatt per hour
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8
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20K
Complex representation of electric field
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6
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What is the Dimension of Electric Charge?
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Why is the Electric Field Magnitude Zero in the Z Direction for an EM Wave?
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1
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Gap between the plates of a Thermal Electric Modules
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11
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3K
Kinetic to Electric Power Conversion
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24
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Tangential component of ElectroStatic Field
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3
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Electric field strength and electric potential in a sphere
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1
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3K
Parallel plate capacitor with a dielectric?
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2
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Joules per Coulomb and the Volt
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16
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53K
Question about voltage divider rule in series-parallel circuits.
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4
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7K
Charged particles in parallel magnetic fields
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Does Electron spin generate electricity?
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1
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How Does an External Charge Affect Flux Through a Cube's Face?
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15
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Angular momentum of lectromagnetic fields?
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2
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Help Needed: Understanding Electricity & Electrostatic P.D.
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How does voltage affect current in a circuit?
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1
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Affecting Mutual Capacitance w/ an External Field
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Electromagnetic Waves from My PC
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9
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Ampere's Law with Maxwell's correction is equivelant to Ampere's Law?
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2
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Magnetic strength over distance
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1
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Electron's pole rotation in magnetic field
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1
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What makes work positive (electricity)
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1
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Integrating by parts Maxwell Lagrangian
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1
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Abs Values in Electric Potential & Potential Difference?
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2
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4K
Electric current is found when Menthos is put in Coca cola
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3
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2K
Understanding Charge in Physics: Solving a Problem with Plastic Wrap
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1
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Magnetic field inside a material
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Random thoughts on Maxwell's demon
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25
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15K
Where to find Electric displacement help
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Electric potential equals the negative area under the graph
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3
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9K
Electrostatics - Coulomb's Law
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Do moving electrons emit light?
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6
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What Is the Correct Induced Charge on an Uncharged Conductor?
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4
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How do I calculate repulsion force between two neodymium magnets?
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23
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Coin Attraction: Understanding Magnetism and Its Effects
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5
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Electric Field Location problem?
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1
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8K
How is the field inside a rod magnet in the presence of ferro magnetic material?
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3
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Electrical Potential - Difference, Field
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1
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Difference between forcing frequency and natural frequency
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1
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Electromagnetic induction open cuircuit and how to determine direction
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7
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Can the Magnetic Reynolds Number be Proven with Simple Math?
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4
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Understanding Coulomb's Constant: Explained for Beginners
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10
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Electric field inside conductor
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3
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How Do Coulombs and Amperes Measure Electricity?
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3
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Magnetic field and a charge in room
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5
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How Does Core Material Affect EMF Induction in Guitar Pickup Coils?
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5
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A few questions about light, solar panels, and electric currents.
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9
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Additionl field proportional to magnetisation?
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1
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Why Does EMF Cancel Out When a Magnet Moves Constantly Inside a Solenoid?
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1
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2K
How can we see visible light since electric and magnetic fields are invisible?
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20
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Electrohydroconvection Engine?
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1
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Self inductance of a very thin conductor, is infinity?
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3
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4K
Basic conductor and current related question
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1
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Same frequency different wavelength?
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1
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11K
Compass and the direction of a magnetic field
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6
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18K
Displacement current vs eddy current
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5
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Non ohmic graph and distance vs time graph
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3
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Questions regarding basic electricity and unit conversion
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2
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Confusion on Concept of Electric Potentials/Potential Energy
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1
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Original Maxwell equations versus todays version
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8
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What exactly determines the energy of a wave? the intensity? or the frequency?
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1
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11K
How can I find electrostatic interaction force
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1
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E. field due to a hollow spherical conductor containing a point charge (NOT centred)
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1
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Building an electromagnet hover-coaster
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3
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Use of magnets to create power?
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8
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What happens to an electron in the electric field
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7
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Electric Field for infinite sheet of uniform charge per unit area
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10
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43K
Electric Field of extended mass
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8
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Creating Electricity through Mechanical Rotation: The Electrical Generator
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4
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