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How does a changing magnetic flux induce an electromotive force in a loop?
Aug 9, 2015
Replies
3
Views
1K
Rest energy of the electron - calculation discrepancy
Aug 9, 2015
Replies
2
Views
1K
Dimensional Units for Coulomb in SI
Aug 9, 2015
Replies
31
Views
31K
How does rotating a magnet affect the magnetic field?
Aug 9, 2015
Replies
2
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2K
Explosive compression magnetic field
Aug 8, 2015
Replies
1
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1K
Can Magnetic Fields Actually Do Work?
Aug 8, 2015
Replies
11
Views
3K
Can a charged capacitor create detectable static electricity with a pith ball?
Aug 8, 2015
Replies
3
Views
2K
Faraday's Law for a linearly rising magnetic field
Aug 7, 2015
Replies
9
Views
3K
Power dissipation in capacitor circuit
Aug 7, 2015
Replies
3
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4K
Is it possible to split water with magnetic fields?
Aug 7, 2015
Replies
7
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2K
Can a Curved Wire Exert Magnetic Force on Itself?
Aug 7, 2015
Replies
2
Views
1K
Lorentz Transformations with Special Relativity Derivation
Aug 6, 2015
Replies
2
Views
1K
Why the electric field around a positive charge is always directed away from it?
Aug 5, 2015
Replies
6
Views
2K
Electromagnetic propulsion. (Not?)
Aug 4, 2015
Replies
9
Views
2K
Poisson's equation with Green's function for point charge
Aug 4, 2015
Replies
7
Views
4K
How can there be a current in this magnet/coil configuration
Aug 4, 2015
Replies
17
Views
2K
Does Voltage Create a Physical Field Similar to Magnetic Fields from Current?
Aug 4, 2015
Replies
6
Views
2K
Coulomb's Law of Electric Displacement -- Why is there none?
Aug 3, 2015
Replies
1
Views
1K
When is the Curl of Electric Displacement Zero?
Aug 3, 2015
Replies
1
Views
6K
Magnetic Effect of Current
Aug 2, 2015
Replies
2
Views
935
Why does the same current flow through resistors in series?
Aug 1, 2015
Replies
11
Views
3K
Where does energy of the inductor go?
Aug 1, 2015
Replies
5
Views
2K
Can an experiment demonstrate the existence of a gravitomagnetic field?
Jul 31, 2015
Replies
6
Views
3K
Question about intensity of EM waves
Jul 29, 2015
Replies
2
Views
2K
What does it mean when x=y in defining a unique voltage?
Jul 29, 2015
Replies
10
Views
2K
What determines the penetration of UV rays through the ozone layer?
Jul 29, 2015
Replies
1
Views
1K
Voltmeter values drop w/ time when measuring elec chem cell?
Jul 28, 2015
Replies
3
Views
1K
Elementary Charge: Read or Calculate?
Jul 28, 2015
Replies
5
Views
1K
Maxwell equation at the surface of a conductor - paradox?
Jul 28, 2015
Replies
23
Views
3K
Observer is moving &charge is stationary,magnetic field acts
Jul 28, 2015
Replies
5
Views
1K
Fiction/Nonfiction novel explaining Magnetism?
Jul 26, 2015
Replies
2
Views
1K
Conduction of electricity in electrolytes
Jul 26, 2015
Replies
2
Views
2K
Electromagnetic force increasing/decreasing
Jul 25, 2015
Replies
2
Views
1K
Understanding the Fundamentals of Electric Fields....
Jul 25, 2015
Replies
5
Views
2K
Misunderstandings about current and voltage
Jul 25, 2015
Replies
20
Views
2K
Generating anions for oxygen charge
Jul 24, 2015
Replies
1
Views
1K
Tesla magnetic field holding force and horsepower to remove magnet
Jul 24, 2015
Replies
9
Views
3K
The charge interaction as a force
Jul 24, 2015
Replies
3
Views
1K
Understanding Electroplating: Cu and Fe Ion Movement Explanation
Jul 24, 2015
Replies
2
Views
1K
Series capacitors and the amounts of charge on the plates.
Jul 24, 2015
Replies
22
Views
5K
Coil loop with a magnet through it produces AC or DC?
Jul 24, 2015
Replies
2
Views
2K
Energy dissipation in a travelling EM wave
Jul 23, 2015
Replies
10
Views
2K
Find Force of Multiple Charges on Origin Charge Q
Jul 23, 2015
Replies
4
Views
1K
Magnetic field created without an electromagnetic field?
Jul 22, 2015
Replies
11
Views
2K
Are induced currents created by motion or change in flux?
Jul 22, 2015
Replies
2
Views
2K
Wave frequency and propagation attenuation
Jul 22, 2015
Replies
10
Views
2K
Voltage drop and potential energy
Jul 22, 2015
Replies
6
Views
3K
Calculating the magnitude of Eddy current's retarding force?
Jul 22, 2015
Replies
18
Views
26K
Voltage's effect on magnetic rotation
Jul 21, 2015
Replies
11
Views
1K
Electrical fields of spherical shells
Jul 19, 2015
Replies
1
Views
1K
Magnetic field due to magnetic dipole
Jul 19, 2015
Replies
3
Views
2K
Charge density higher at sharp points
Jul 19, 2015
Replies
11
Views
5K
Rate of battery life varies with charge?
Jul 19, 2015
Replies
9
Views
2K
Why Does Current Remain Constant in Series Circuit?
Jul 19, 2015
Replies
12
Views
2K
Why is the magnetic field outside a toroid 0?
Jul 18, 2015
Replies
5
Views
23K
Why is the expression for sheet resistance given without demonstration?
Jul 18, 2015
Replies
4
Views
1K
Why did we use a capacitor in this circuit?
Jul 18, 2015
Replies
2
Views
1K
Ohm's Law - Identifying Constant in R=V/I Equation
Jul 18, 2015
Replies
5
Views
2K
How would you explain self-induced voltage in an inductor?
Jul 17, 2015
Replies
13
Views
4K
Energy at zero axis in an Electromagnetic field?
Jul 17, 2015
Replies
6
Views
2K
How Does Ampere's Law Account for Changes in Magnetic Field Strength?
Jul 17, 2015
Replies
6
Views
2K
How to calculate magnetic field?
Jul 17, 2015
Replies
2
Views
1K
Field inside spherical hole inside dielectric
Jul 17, 2015
Replies
7
Views
3K
Force of a changing magnetic field
Jul 17, 2015
Replies
3
Views
1K
What is the relationship between electric potential and potential difference?
Jul 17, 2015
Replies
3
Views
2K
Use of a solenoid for inductance
Jul 16, 2015
Replies
1
Views
1K
Is a battery needed for electromagnetic induction?
Jul 16, 2015
Replies
5
Views
3K
Current in a Circuit: Does Resistance Decrease It?
Jul 16, 2015
Replies
9
Views
1K
Why Is the Cross Sectional Area of a Coil Used in Calculating Flux Linkage?
Jul 16, 2015
Replies
5
Views
4K
Are there any real-life examples of tangent waves in the universe?
Jul 15, 2015
Replies
3
Views
2K
Effect of electric field on a wire segment
Jul 15, 2015
Replies
4
Views
2K
Electric surface current on a PEC
Jul 15, 2015
Replies
4
Views
8K
Why Does Non-Constant Conductivity Affect Electric Field Divergence?
Jul 15, 2015
Replies
2
Views
2K
Understanding Current and Current Density in Variable Cross-Section Conductors
Jul 15, 2015
Replies
19
Views
2K
Why does an element in a circuit cause a "voltage drop"
Jul 14, 2015
Replies
3
Views
2K
Are field lines from a magnetic dipole equal in magnitude?
Jul 14, 2015
Replies
4
Views
1K
Minimum Force of Attraction Between Magnets for Humans
Jul 14, 2015
Replies
4
Views
1K
How would *You* detect magnetic monopoles?
Jul 14, 2015
Replies
7
Views
2K
Is air resistance dependent on mass?
Jul 14, 2015
Replies
7
Views
5K
Can a smaller magnet still repel with the same force as a larger magnet?
Jul 14, 2015
Replies
1
Views
2K
Proof of Gauss' Law for Electrodynamics?
Jul 14, 2015
Replies
9
Views
4K
Why Do Flames Contain Electrons and Ions?
Jul 13, 2015
Replies
3
Views
1K
Electric Potential Energy & Electric Potential
Jul 13, 2015
Replies
7
Views
2K
Shielding magnetism with superconductors
Jul 13, 2015
Replies
9
Views
2K
Current in ideal wires -- circuits
Jul 13, 2015
Replies
24
Views
9K
How Do You Calculate the Resistance of a Rectifier When Sending AC Through It?
Jul 13, 2015
Replies
3
Views
1K
Induced Emf due to changing magnetic flux
Jul 12, 2015
Replies
4
Views
2K
Electricity current and circuit questions
Jul 12, 2015
Replies
17
Views
2K
Electricity Basics: Voltage 220V & Potential Difference
Jul 12, 2015
Replies
3
Views
1K
Charged capacitor discharges to neutral cap energy losses?
Jul 12, 2015
Replies
16
Views
2K
How to find the magnetic flux of this magnet?
Jul 12, 2015
Replies
3
Views
2K
Uniqueness of magnetic vector potential
Jul 12, 2015
Replies
4
Views
4K
Help finding the derivative for Faraday's equation?
Jul 11, 2015
Replies
1
Views
820
Magnetic field around a wire near ferrous materials
Jul 11, 2015
Replies
2
Views
2K
Why Does Negative Resistance Indicate Ballistic Transport?
Jul 11, 2015
Replies
1
Views
1K
Magnetic field to increase concentration
Jul 10, 2015
Replies
12
Views
2K
Can you charge a battery with another battery?
Jul 10, 2015
Replies
15
Views
7K
Increasing the magnetic field around a wire
Jul 10, 2015
Replies
1
Views
1K
Magnetic force between two wires
Jul 10, 2015
Replies
3
Views
2K
Review Geocentric model currently used
Jul 9, 2015
Replies
6
Views
1K
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