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How to model internal resistance
Dec 19, 2008
Replies
3
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3K
Electric force in electric field
Dec 19, 2008
Replies
5
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3K
Calculate Bell Ringing Frequency | 8.5cm Diam, Cast Brass
Dec 18, 2008
Replies
6
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15K
Direction of voltage and electric field
Dec 18, 2008
Replies
4
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9K
Change EM Wavelength: Is There a Substance?
Dec 17, 2008
Replies
5
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3K
Accelerating charged body, question
Dec 16, 2008
Replies
9
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3K
Creating electromagnets questions
Dec 16, 2008
Replies
2
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2K
Electromagnetic Motor/ Magnet Orientation
Dec 16, 2008
Replies
1
Views
5K
I want to roll a ball on a material to get the latgest static charge in the ball
Dec 16, 2008
Replies
1
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2K
Are Electromagnetic Waves the Key to Wireless Energy Transmission?
Dec 15, 2008
Replies
10
Views
4K
How to measure current induced through loops
Dec 15, 2008
Replies
2
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5K
Using Ampere's Law to Calculate Magnetic Field at a Point
Dec 15, 2008
Replies
5
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3K
Are There Any Massless Charged Particles and How is Particle Charge Calculated?
Dec 12, 2008
Replies
3
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2K
Calculate Electric Field in Medium
Dec 11, 2008
Replies
2
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5K
Shawyer's Electromagnetic Drive
Dec 11, 2008
Replies
12
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5K
EMI - induced current on two parallel wire
Dec 11, 2008
Replies
7
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10K
What Determines the Polarity of Particle Charges?
Dec 11, 2008
Replies
7
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2K
Do magnetic lines of force accurately represent magnetic fields?
Dec 10, 2008
Replies
3
Views
3K
Speed of Electromagnetic Radiation
Dec 9, 2008
Replies
6
Views
5K
Magnetic field generated by a circular current loop
Dec 9, 2008
Replies
12
Views
29K
Where Can I Find a Crash Course for Electrodynamics?
Dec 7, 2008
Replies
2
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9K
Do supercunductors pull and attract magnets, or vice versa?
Dec 7, 2008
Replies
1
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2K
Can a Vibrating, Charged Block in Deep Space Produce Radio Waves?
Dec 6, 2008
Replies
1
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2K
Why does irradiating a low pressure gas result in a continuous spectrum?
Dec 6, 2008
Replies
1
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2K
What gives rise to natural frequency?
Dec 6, 2008
Replies
3
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7K
What is the Definition of Change in Magnetic Flux?
Dec 4, 2008
Replies
2
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2K
How does a curled magnetic field produce a time-varying magnetic field?
Dec 4, 2008
Replies
5
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7K
How can I optimize the velocity and power of a Gauss Cannon with magnets?
Dec 4, 2008
Replies
5
Views
11K
Finding Frequency Transparency: What Info Do You Need?
Dec 3, 2008
Replies
1
Views
2K
Meissner Effect- magnetic focusing
Dec 2, 2008
Replies
2
Views
3K
How can I use an electric field to create perpetual motion?
Dec 1, 2008
Replies
17
Views
17K
I'm interested in the idea of voltage
Dec 1, 2008
Replies
5
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2K
What Is Galilean Electrodynamics and Its Controversies?
Nov 30, 2008
Replies
5
Views
11K
Magnet & Currents: Can Moving a Magnet Induce a Current?
Nov 30, 2008
Replies
2
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2K
How Does Electric Potential Energy Relate to Capacitors?
Nov 30, 2008
Replies
3
Views
2K
How does the induction cooker work?why aluminium pot does not work ?
Nov 29, 2008
Replies
11
Views
63K
Electric current flow in a circuit when a capacitor is fully charged?
Nov 29, 2008
Replies
8
Views
4K
Small electro-optic modulator and phase-shifting light
Nov 28, 2008
Replies
1
Views
4K
Stationary charge and accelerated observer
Nov 28, 2008
Replies
2
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3K
How Many Teslas Are Needed to Deflect Cosmic Rays at Near Light Speed?
Nov 28, 2008
Replies
1
Views
3K
The Two forms of Maxwell's equations
Nov 27, 2008
Replies
3
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2K
Non-Electrostatic Problem: Closest Distance of Approach
Nov 27, 2008
Replies
4
Views
5K
Can Magnets Really Create Perpetual Motion?
Nov 26, 2008
Replies
4
Views
5K
Maxwell relation with 3 variables?
Nov 26, 2008
Replies
1
Views
4K
The way of evaluating the electric field
Nov 25, 2008
Replies
7
Views
2K
Electric Eddy Field: Calculating with Maxwell's Equations
Nov 24, 2008
Replies
1
Views
2K
Different dielectric material with different relative permittivity
Nov 23, 2008
Replies
2
Views
2K
Inductance and Capacitance per Temperature
Nov 23, 2008
Replies
1
Views
8K
Why Is the Left Term of Equation 539 Eliminated in Electrostatic Calculations?
Nov 23, 2008
Replies
5
Views
6K
Bound and Free Charge in conductor and dielectric
Nov 21, 2008
Replies
5
Views
21K
Maxwell Eqns - Prob converting from fundamental to time-harmonic form
Nov 21, 2008
Replies
11
Views
4K
Is there a force exerted on both particles in the moving charge paradox?
Nov 20, 2008
Replies
12
Views
3K
Changing or moving magnetic field
Nov 20, 2008
Replies
31
Views
19K
Charged inductor with no discharge path?
Nov 19, 2008
Replies
1
Views
3K
Capacitative current through cell membrane
Nov 19, 2008
Replies
4
Views
8K
Are Both Conditions Necessary to Confirm a Conservative Electric Field?
Nov 18, 2008
Replies
3
Views
1K
Electromagnetism, vector calculus.
Nov 18, 2008
Replies
5
Views
2K
Magnetic Recording: How Does it Work?
Nov 17, 2008
Replies
6
Views
2K
Why is the magnetic field stronger at this specific point?
Nov 17, 2008
Replies
3
Views
2K
Frequency of electromagnetic radiation of an accelerated charge
Nov 17, 2008
Replies
1
Views
3K
Why Is the Electric Displacement Field Important in Understanding Capacitors?
Nov 17, 2008
Replies
1
Views
3K
Why Is Magnetism Stronger at the Tip of a Tapered Blade?
Nov 16, 2008
Replies
1
Views
3K
Accurate Magnet Computer Simulator
Nov 15, 2008
Replies
7
Views
12K
Enhancing Electric Field Concentration on Electrodes through Focused Techniques
Nov 14, 2008
Replies
8
Views
4K
Electro and general magnet questions, need answers
Nov 14, 2008
Replies
2
Views
2K
What Is the Origin of the Constant e in the Maxwell Distribution of Speeds?
Nov 13, 2008
Replies
3
Views
2K
Conversion of Electrical Energy To Heat Energy
Nov 13, 2008
Replies
3
Views
33K
How does antenna transmits electromagnetic waves?
Nov 13, 2008
Replies
17
Views
29K
Deriving EM Wave Equations from Faraday's & Ampere-Maxwell's Laws
Nov 13, 2008
Replies
7
Views
3K
What Are the Energy Levels of Nuclei and Their Connection to Gamma-Ray Photons?
Nov 13, 2008
Replies
1
Views
3K
Force between two electromagnets due to direct flux and radial flux
Nov 13, 2008
Replies
3
Views
5K
Difference between Perfect Diamagnetism and Superconductors
Nov 12, 2008
Replies
5
Views
7K
Force that holds two wires together when current flowing between them.
Nov 11, 2008
Replies
2
Views
3K
Time constant and pulse magnets
Nov 11, 2008
Replies
1
Views
2K
Do all objects have inductive properties?
Nov 11, 2008
Replies
3
Views
2K
Direction of magnetic field and direction of current
Nov 11, 2008
Replies
16
Views
14K
Noob questions about electricity and magnetism
Nov 11, 2008
Replies
7
Views
3K
Is generating electricity from subway draft efficient?
Nov 10, 2008
Replies
5
Views
4K
Mechanics of Electromagnetic Waves
Nov 10, 2008
Replies
7
Views
3K
Question on Gauss law & charged disks
Nov 10, 2008
Replies
3
Views
4K
Thickness of capacitor plates
Nov 10, 2008
Replies
1
Views
9K
Question about voltage in terms of dipoles
Nov 9, 2008
Replies
2
Views
5K
Electrical dark, and spectrum noise.
Nov 8, 2008
Replies
1
Views
3K
What is the Energy Produced by a 55 Gallon Barrel of Air at 500ft Depth?
Nov 7, 2008
Replies
2
Views
2K
Electrostatics - Charge Density
Nov 6, 2008
Replies
3
Views
2K
Why do magnetic fields always go from south to north or whichever it was?
Nov 5, 2008
Replies
6
Views
6K
Electromagnetic waves & influence
Nov 5, 2008
Replies
1
Views
2K
Derivation of maxwells equation
Nov 5, 2008
Replies
4
Views
4K
Electrical Resistance in Distilled Water: Experiment Ideas
Nov 4, 2008
Replies
5
Views
4K
Where are real electric dipoles ?
Nov 4, 2008
Replies
2
Views
2K
The Origin of Electrons in Electric Circuits
Nov 3, 2008
Replies
20
Views
10K
Can Electric Fields Exist Without Magnetic Fields?
Nov 3, 2008
Replies
9
Views
6K
Faraday's Law Help - Find Answers Here!
Nov 3, 2008
Replies
1
Views
3K
Electromagnetic Waves: Solving Wave Equation for Point Charge
Nov 2, 2008
Replies
12
Views
4K
Electron mass/energy do not conform to e=mc^2
Nov 2, 2008
Replies
25
Views
6K
How Does Lorentz Force Affect Work Done Despite No Energy Transfer?
Nov 2, 2008
Replies
3
Views
4K
Need some review, about magnetic fields
Nov 1, 2008
Replies
1
Views
2K
Mechanism of charge interaction?
Nov 1, 2008
Replies
1
Views
2K
Is the magnetic induction line closed
Oct 31, 2008
Replies
2
Views
3K
Ohm's Law and Its Application to Semiconductors
Oct 31, 2008
Replies
2
Views
2K
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