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Building powerful magnetic levitation device
Sep 27, 2014
Replies
4
Views
2K
Air resistance, changing position in free fall?
Sep 27, 2014
Replies
6
Views
2K
Electromagnetic Rail gun and a circular track
Sep 27, 2014
Replies
27
Views
6K
Power radiated by several charges and the Larmor Formula
Sep 26, 2014
Replies
2
Views
1K
Why Capacitors resist Voltage Change but not Current change?
Sep 26, 2014
Replies
8
Views
14K
Does the valance shell determine overall electron charge distribution?
Sep 25, 2014
Replies
2
Views
2K
Electric field of point charge within spherical shell.
Sep 24, 2014
Replies
5
Views
4K
Do electric fields really exist?
Sep 24, 2014
Replies
1
Views
4K
Can magnetic field exist without electric field?
Sep 24, 2014
Replies
38
Views
30K
Power in electric circuit: apparent contradiction
Sep 24, 2014
Replies
13
Views
2K
Resistance and the length of the wire
Sep 24, 2014
Replies
5
Views
2K
Question on zero electric flux through a closed surface.
Sep 24, 2014
Replies
1
Views
2K
Why maxwell's 3rd equations has no coefficient?
Sep 24, 2014
Replies
5
Views
1K
Magnitude of induced current
Sep 23, 2014
Replies
3
Views
2K
Train from New York to San Francisco using permanent magnets only?
Sep 23, 2014
Replies
6
Views
1K
How is electricity produced from solar cells?
Sep 23, 2014
Replies
1
Views
986
A question about moving electric charges and their force
Sep 22, 2014
Replies
12
Views
2K
Magnetic Flux & Faraday's Law: Electric Coil Effects
Sep 21, 2014
Replies
1
Views
789
Could Convection Current power a stirring device in a saucepan
Sep 21, 2014
Replies
10
Views
3K
Parallel plate conductors of opposing charge and unequal magnitude
Sep 21, 2014
Replies
2
Views
3K
Potential energy stored in a system of point charges
Sep 21, 2014
Replies
10
Views
3K
Physics project help -- magnetism
Sep 20, 2014
Replies
9
Views
2K
Creating a Positive/Negative Magnetic Ball
Sep 19, 2014
Replies
10
Views
4K
Gauss' Law in a dielectric material
Sep 19, 2014
Replies
7
Views
10K
Semicircular Permanent Magnet Rail Gun - continuous motion?
Sep 19, 2014
Replies
12
Views
7K
Indeoendent current source in series with a resistor
Sep 19, 2014
Replies
1
Views
1K
Mass and Electromagnetics, someone please shed light
Sep 18, 2014
Replies
4
Views
2K
Charge to Mass Lab Error Analysis
Sep 18, 2014
Replies
2
Views
3K
Gauss's Law with a sphere on and charge on z-axis
Sep 17, 2014
Replies
1
Views
1K
Charge Conservation & Isolated Systems
Sep 17, 2014
Replies
3
Views
1K
The Maxwell-Boltzmann distribution and temperatue
Sep 17, 2014
Replies
3
Views
2K
Why don't neutral atoms distort the electric field?
Sep 16, 2014
Replies
5
Views
3K
Electric circuit, current flowing due to battery
Sep 16, 2014
Replies
4
Views
2K
Magnetic poles and their charges
Sep 16, 2014
Replies
1
Views
2K
Ionized Air Resistance: Research & Questions
Sep 15, 2014
Replies
4
Views
5K
"Strength" of magnets: is there really such a thing?
Sep 15, 2014
Replies
8
Views
2K
Electromagnetism and theoretical shape of a photon
Sep 14, 2014
Replies
5
Views
2K
Static Charge distribution along textured surfaces
Sep 14, 2014
Replies
1
Views
1K
Does electricity passing through resistance decrease potential?
Sep 14, 2014
Replies
6
Views
1K
Electrostatic Induction: Conductor vs. Dielectric Response Time
Sep 14, 2014
Replies
3
Views
2K
Frequency for Vibration Modes of a Square Membrane
Sep 12, 2014
Replies
3
Views
4K
Electric field outside of charged sphere
Sep 12, 2014
Replies
1
Views
1K
Electric flux versus magnetic flux
Sep 12, 2014
Replies
5
Views
4K
Intuition on equipartition of energy (EM waves)
Sep 12, 2014
Replies
2
Views
2K
Inductors' voltage direction and Lenz Law
Sep 11, 2014
Replies
1
Views
2K
"Work done by the electric field"
Sep 10, 2014
Replies
4
Views
2K
Surface Area and electric field strength
Sep 10, 2014
Replies
2
Views
5K
Are Heat Loss and Energy Conversion Key Factors in Rechargeable Batteries?
Sep 10, 2014
Replies
4
Views
2K
Loop falling in a magnetic field
Sep 10, 2014
Replies
4
Views
2K
How are diamagnets repelled from high field regions?
Sep 9, 2014
Replies
7
Views
1K
Differences in formulas (Ohm's law, power)
Sep 9, 2014
Replies
3
Views
2K
How do you measure numerically central charge of the system ?
Sep 9, 2014
Replies
3
Views
1K
Electromagnetic Linear Coupling
Sep 8, 2014
Replies
1
Views
1K
Beats in electromagnetic waves.
Sep 8, 2014
Replies
8
Views
4K
Why do opposite charges attract and like charges repel?
Sep 8, 2014
Replies
2
Views
2K
Levitate a magnet in aluminum tube with electro-magnet assist?
Sep 7, 2014
Replies
1
Views
2K
Has Science Identified a Cause for Basic Electric Charge?
Sep 7, 2014
Replies
17
Views
2K
Water bending with static electricity
Sep 6, 2014
Replies
1
Views
2K
Point charge induced current on a conducting ring
Sep 6, 2014
Replies
3
Views
2K
Tension in a Circular Loop: Calculations and Free Body Diagram
Sep 6, 2014
Replies
1
Views
1K
Electrical potential and potential difference
Sep 6, 2014
Replies
2
Views
2K
Questions on electromagnetism
Sep 5, 2014
Replies
1
Views
2K
Does an electron with negative electrostatic potential energy fall up?
Sep 5, 2014
Replies
2
Views
2K
Faraday's Law and the radius of the coil
Sep 5, 2014
Replies
1
Views
2K
Field due to Magnetic Materials
Sep 5, 2014
Replies
3
Views
2K
Why Is There No Induced Magnetic Field in Oscilloscope Electron Deflection?
Sep 5, 2014
Replies
1
Views
2K
If light has no charge and mass, how can it have an electric field?
Sep 5, 2014
Replies
11
Views
2K
Wait, I thought magnetism was nonconservative
Sep 4, 2014
Replies
5
Views
1K
Dielectric Polarization Components in Ideal RC and C circuits
Sep 4, 2014
Replies
2
Views
2K
How to model the flight kinematics of an airplane with air resistance?
Sep 3, 2014
Replies
4
Views
4K
Car Electricity Questions - Get Answers Now!
Sep 3, 2014
Replies
3
Views
2K
Linewidths - Frequency and Wavelength
Sep 2, 2014
Replies
1
Views
2K
Can Photons Replace Electrons in Electric Currents?
Sep 2, 2014
Replies
2
Views
2K
Diagram to show static electricity
Sep 1, 2014
Replies
2
Views
2K
Electrostatic voltage and current
Sep 1, 2014
Replies
7
Views
2K
Interaction of photons with charged particles
Aug 31, 2014
Replies
13
Views
3K
Magnetic sphere , magnet properties
Aug 31, 2014
Replies
4
Views
4K
How Do Like Charges Exert Force Without Using Energy?
Aug 31, 2014
Replies
3
Views
2K
Does the Impedance of a Capacitor Affect AC Circuits?
Aug 31, 2014
Replies
2
Views
2K
Forces and fields: magnetic dipole vs electric monopole
Aug 31, 2014
Replies
14
Views
5K
Is there a relationship between magnetism and energy (electrical)?
Aug 30, 2014
Replies
3
Views
2K
Phase Differences in of voltage in RC and LR circuits
Aug 30, 2014
Replies
5
Views
2K
Why do balloons stick to walls but not paper when charged?
Aug 30, 2014
Replies
8
Views
2K
Does human body capacitance change when floating vs. standing?
Aug 30, 2014
Replies
5
Views
2K
Confusion about how electric charge is transferred
Aug 28, 2014
Replies
2
Views
2K
What happens to electric charge in the destruction of mass by E=mc2?
Aug 28, 2014
Replies
8
Views
2K
Understanding the Propagation of Photons: E-field and B-field in Motion
Aug 27, 2014
Replies
6
Views
2K
Capacitors/inductors have memory?
Aug 27, 2014
Replies
3
Views
6K
Wavelength of 1.5keV (kinetic energy) electron
Aug 26, 2014
Replies
1
Views
3K
Measuring polarization of a neutral object near a charged sphere
Aug 26, 2014
Replies
2
Views
2K
Magnet Repulsion: Understanding the Forces at Play
Aug 26, 2014
Replies
2
Views
1K
Question regarding voltage, current and resistance
Aug 26, 2014
Replies
1
Views
1K
ElectroMagnetics Lenz's law vs F=qv X B
Aug 26, 2014
Replies
1
Views
9K
Electrostatic shielding and capacitors
Aug 25, 2014
Replies
6
Views
2K
Force of interaction between magnets
Aug 25, 2014
Replies
32
Views
5K
Electric field of a circular plate with non uniform charge density.
Aug 25, 2014
Replies
2
Views
3K
Oscillating Magnetic Field Heating up blood
Aug 25, 2014
Replies
8
Views
2K
The process in Electrostatic Precipitator
Aug 25, 2014
Replies
2
Views
1K
Distance at which electric field causes measurable change
Aug 25, 2014
Replies
8
Views
2K
Is energy of a wave based solely on its frequency? And for matter?
Aug 24, 2014
Replies
11
Views
3K
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