Electromagnetism Forum

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Electro magnetic wave and light
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23K
How Is Magnetic Force Calculated on a Cylinder in a Gradient Field?
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1
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3K
Is Charge Density Only Defined for Stationary Charges?
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10
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Formula for resistance in parallel circuit
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2
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How can a photon have a frequency?
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16
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7K
Why aren't atoms magnets? dont their electrons generate magnetic fields?
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7
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Calculating Electron Motion in a Uniform Electric Field
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7
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Dimensions of K (the constant in Coulomb's Law)
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10
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56K
Find the sensitivity and accuracy of electronic weighing scales?
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2
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7K
Lack of air resistance VS lack of gravity
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13
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6K
Working from electromagnetism to circuit theory
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4
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3K
Total Electric Charge: Is Our Universe's Zero?
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5
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3K
Gravity - Electric Force questions
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17
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How Magnets Interact & What Happens to Magnetization
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13
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Frequency Stability: What Does 2 Parts in 10E10 Mean?
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3
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2K
Why the frequency in both shallower and deeper part is the same?
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1
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2K
Way to concentrate the magnetic field of magnets
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2
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Why are magnetic feilds formed from an electric current?
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3K
What Happens to an Inductor When the Circuit Is Broken?
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1
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6K
Electric Field Lines and points
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9
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Resonant Frequency of a wine glass
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4
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10K
I have a question about magnetism
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5
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2K
Atomic Electron Orbital Changes in High Voltage Capacitor Experiment
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3
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2K
Does a Changing Magnetic Field Induce Current in Wire Circles and Affect Light Intensity from Stars to Earth?
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2
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2K
Can E and B be perpendicular in different reference frames?
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20
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4K
How Is Faraday's Law Applied in Time-Varying Loops?
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4
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4K
Adding Batteries in Series: Explaining Voltage Increase
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6
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6K
What happens when a magnetized strip is moved past a coil of wire?
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3
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4K
Magnetism (Iron filling question)
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2
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4K
Endothermic reactions converted heat energy as electricity?
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1
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4K
Canadian light source electromagnetic radiation
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1
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2K
What Is the Role of Flux in Electromagnetic Induction?
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1
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16K
Force/ enegry equations for maglev (electromangetism)
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1
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12K
Electron & proton charges precisely equal
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6
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9K
People who can let electricity flows through their bodies
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20
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6K
Magnetic Field affect on charges
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1
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4K
Question about electromagnetism and photons
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3
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2K
How would constant acceleration affect a Hohmann Transfer Orbit?
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2
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10K
Why are temperature/voltage/etc not measured all in KJ?
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8
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3K
What causes the formation of magnetic poles in a bar magnet?
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6
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12K
Why Does a Charged Disk Generate a Non-Zero Electric Field at Its Center?
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1
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2K
Calculating the Coulomb Force between 2 charges in space
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6
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8K
What is the magnetic field in a loop with current?
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1
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3K
What is the Formula for Determining the Strength of an Electromagnet?
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9
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26K
Calculating Moment of Inertia of a magnet
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5
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44K
Electromagnetism to deviate the path of an incoming bullet
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6
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3K
Maxwell Relations (not equations)
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2
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8K
Possibility of an electric flame thrower?
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3
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5K
What is the name of the device used to measure ohms?
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10
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2K
What is the Potential on a Spherical Shell Due to an External Point Charge?
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2
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3K
Electric Field of a Pure Dipole(Math Stuff)
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5
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8K
Understanding Electricity: The Relationship Between Magnets and Current
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3
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5K
Calculating Potential of a Charged Plate: Figuring Out Fig. 23-1
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3
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7K
What Causes a Voltage in a Circuit with an LED and Filament Lamp?
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4
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3K
Electro-conceptual questions about capacitors, electric fields, and circuitry
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12
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3K
Maxwell Equations and Waveguide: why only TE or TM wave and not TEM?
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10
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14K
Verifying Answer to Wave Equation and Associated B Field
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3
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2K
Physical Explanation of Faraday's Law
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5
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10K
What is a typical constant for air resistance in relation to velocity?
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1
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11K
What exactly is electric field?
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13
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6K
Electric charge, creating plasma and keeping it apart
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2
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4K
Electromagnetic Waves: What & Why
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2
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3K
Electromagnetic Field: Electric & Magnetic Forces, Wavelength & Frequency
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27
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4K
Dielectric constant and index of refraction
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3
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9K
Electric Potential: Solving for Distance d from Origin
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2
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2K
Does air resistance affect projectile motion?
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2
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5K
Electro question: Drop Voltage with 1 ohm resistors
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2
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13K
Model Electron Trapped in Magnetic Mirror - Ideas?
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2
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2K
Superposition principle to find the force due to a system of charges
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13
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7K
Why Am I Experiencing Shocks in My Lab Near the Computer Screen?
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8
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2K
Charges for Styrofoam and Aluminum - Get Answers Here
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3
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In an electrodynamic system, does the entropy of the field increase?
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11
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4K
Measuring Current with Multimeter, Power Supply & Resistors
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3
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9K
Voltage, Current & Amps: Explained
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5
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4K
Good books on electricity/magnetism?
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15
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4K
Including air resistance in the calculation of falling objects
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13
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9K
Capacitance of parrallel plates decrease
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3
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How Do Capacitors and Inductors Store Electric and Magnetic Energy?
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4
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2K
Why is there a limit to producing high magnetic fields?
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3
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Positively charged rod to an uncharged electroscope
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1
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4K
Xtracting energy out of a magnet
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5
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3K
What is the highest voltage achievable on Earth and what limits its production?
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1
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3K
Optically active materials + Faraday Rotation
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3
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What is the self energy of electrons and how can it be calculated accurately?
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3
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General idea of what Maxwell did with electromagnitism
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2
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3K
Resonance frequency of an object
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4
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12K
Formula for magnetic field of solenoid
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2
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3K
Questions about Maxwell's equations/radiation
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7
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3K
Pyroelectricity=Peltier-Seebeck effect?
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2
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7K
Need Help On Electrical Potential Energy
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1
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Current to heat relation for a wire
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2
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3K
Threshold Frequency: Equation & Electron Release
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4
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126K
Build a Maglev= (Magnetic levitation) train for a science project
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9
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6K
A question of charged spheres and voltages
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4
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3K
Increase Voltage without Increasing Wattage?
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6
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23K
Another proof in electrostatics
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11
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2K
DIY Variable Capacitor for Homemade AM Radio Receiver
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4
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17K
What factors affect the temperature dependence of electrical conductivity?
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3
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6K
Can voltage cause molecules to move and is it related to 'burn-in'?
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3
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2K
Factors that govern the diffraction of electromagnetic waves
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4
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3K

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