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Is current harmful when it doesn't flow out of you?
Apr 3, 2015
Replies
33
Views
3K
Internal resistance proportional to current?
Apr 3, 2015
Replies
3
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3K
Current in wire -movement- more current?
Apr 3, 2015
Replies
5
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2K
Current density uniformity electrode array
Apr 2, 2015
Replies
1
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933
Electromagnetic boundary conditions for symmetric model
Apr 1, 2015
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1
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2K
LED's classes of radinat intensity and total radiant flux
Apr 1, 2015
Replies
4
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2K
Electromagnetic filters (color filters)
Mar 31, 2015
Replies
5
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1K
Faraday's Paradox: Induced Current Explained
Mar 30, 2015
Replies
21
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6K
What is the role of the cell in an electrolytic cell?
Mar 30, 2015
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1
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1K
Does electricity have an effect in reactivity?
Mar 30, 2015
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6
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1K
Scalar potential for magnetic field
Mar 30, 2015
Replies
1
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1K
Why do batteries in parallel add in current but not voltage?
Mar 29, 2015
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19
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3K
Exploring Magnets & NMR Schemes in Physics II
Mar 29, 2015
Replies
18
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2K
Deriving the electromagnetic field strength tensor
Mar 29, 2015
Replies
9
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3K
Maxwell's equations and longitudinal waves
Mar 29, 2015
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11
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3K
Exploring Voltage: Understanding the Concept and its Application in Batteries
Mar 28, 2015
Replies
1
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816
Acoustic Impedance - Ultrasound Propagation in Tissue
Mar 28, 2015
Replies
1
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1K
Total radiant flux measurement of an LED with an optometer
Mar 27, 2015
Replies
2
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2K
Is Faraday's law applicable on a lesser scale?
Mar 27, 2015
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5
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1K
How Does the Inverse Piezoelectric Effect Alter Crystal Dimensions?
Mar 27, 2015
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2
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1K
Repelling a very weak permanent magnet with an electromagnet
Mar 27, 2015
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1
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1K
Thickness of steel required for shielding magnetic field
Mar 27, 2015
Replies
11
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4K
Undetermined system for electric network
Mar 26, 2015
Replies
21
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2K
Measuring the electron field emenating from the Earth
Mar 26, 2015
Replies
5
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1K
Continuum of Calculate pull force of magnet?
Mar 26, 2015
Replies
1
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1K
Magnetism over distance quandry
Mar 26, 2015
Replies
1
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1K
Thermoelectric devices and entropy
Mar 25, 2015
Replies
6
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1K
Best Portable Tesla Meters for Submersible Water Pumps
Mar 25, 2015
Replies
1
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1K
Generating Electric Fields Inside Cylinders: Experimental Approaches
Mar 25, 2015
Replies
3
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1K
Why is a metallic ball attracted to an electromagnet?
Mar 25, 2015
Replies
3
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1K
Is Tesla's Concept of Infinite Expression Supported by Physics?
Mar 24, 2015
Replies
4
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1K
Delay of free fall with electromagnets
Mar 24, 2015
Replies
5
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2K
Struggling with a concept in regards to electric fields
Mar 24, 2015
Replies
2
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824
Anyone know of a good source for ordering magnets?
Mar 24, 2015
Replies
3
Views
1K
Experimenting with Electric Force on a Van Der Graff Generator
Mar 23, 2015
Replies
1
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1K
Electric Potential Energy Conversion
Mar 23, 2015
Replies
3
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3K
Electrical Resistance between 2 points in homogeneous plane?
Mar 23, 2015
Replies
1
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968
Total Electrostatic Energy in a system of charges
Mar 22, 2015
Replies
11
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2K
Speed of electron flow through a conductor
Mar 22, 2015
Replies
4
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2K
Electric/Magnetic vicious cycle
Mar 22, 2015
Replies
1
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911
What is the energy state of electron?
Mar 22, 2015
Replies
4
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3K
Electron Magnetism: Do Electrons Attract?
Mar 22, 2015
Replies
2
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933
Why magnetic and electric field
Mar 22, 2015
Replies
19
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2K
Electric charge on rubbed objects
Mar 22, 2015
Replies
1
Views
812
What is drift velocity and how is it derived in electricity?
Mar 21, 2015
Replies
2
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2K
Two Velocities in the Lorentz Law
Mar 21, 2015
Replies
2
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1K
Help understanding flow of electricity
Mar 21, 2015
Replies
7
Views
1K
Heating a metallic rod from one end by continuous heat flux
Mar 21, 2015
2
Replies
68
Views
7K
Difference between charge of electron and proton?
Mar 20, 2015
Replies
4
Views
3K
Does electromagnetic radiation actually carry kinetic energy?
Mar 20, 2015
Replies
21
Views
3K
What happens to electric field near and away from a neutral
Mar 20, 2015
Replies
7
Views
1K
An interesting experimental phenomenon about electric field
Mar 18, 2015
Replies
4
Views
2K
Difference in work done to move magnet
Mar 18, 2015
Replies
2
Views
1K
Understanding the Force Between Charges: Demystifying the fe = kq1q2/r^2 Formula
Mar 17, 2015
Replies
1
Views
789
Understanding temperature of a system of paramagnets
Mar 17, 2015
Replies
1
Views
840
Problem with magnets and poles
Mar 16, 2015
Replies
13
Views
2K
Photodiode current estimate in an Infrared Proximity sensor
Mar 16, 2015
Replies
1
Views
1K
What does an electromagnetic wave actually look like in real life?
Mar 16, 2015
Replies
10
Views
2K
AreKirchoff's laws of Current and Voltage interchangeable?
Mar 16, 2015
Replies
7
Views
1K
Three big questions about Gravity, Cold and Magnets
Mar 16, 2015
Replies
3
Views
1K
Air resistance when moving in the same direction but faster
Mar 16, 2015
Replies
9
Views
2K
Calculate power required to operate superconducting magnet
Mar 16, 2015
Replies
2
Views
1K
Why does my inductor coil have no effect on my circuit
Mar 15, 2015
Replies
8
Views
2K
Voltage loss w/ resistor scaling with current
Mar 15, 2015
Replies
5
Views
1K
Force on a magnet inside a short coil
Mar 15, 2015
Replies
3
Views
1K
Power drawn from capacitor in series w bulb & voltage supply
Mar 15, 2015
Replies
5
Views
1K
What does an infinite line of charge represent?
Mar 15, 2015
Replies
3
Views
1K
Does a moving magnetic field generate a current?
Mar 15, 2015
Replies
4
Views
2K
Do electrons produce a constant magnetic field?
Mar 15, 2015
Replies
25
Views
3K
Poynting vs Current: Exploring Relationship in Physics
Mar 14, 2015
Replies
2
Views
951
Understanding Electromotive Force and Internal Resistance in Batteries
Mar 14, 2015
Replies
3
Views
1K
Specific heat capacity ; voltage ; heating water
Mar 14, 2015
Replies
1
Views
3K
Electric Field of Line/wire Charge (E flux through Gs)
Mar 13, 2015
Replies
3
Views
2K
Electromagnetic induction of two wires
Mar 13, 2015
Replies
3
Views
1K
Capacitor with magnetic dielectric
Mar 13, 2015
Replies
2
Views
2K
Physics behind magnetic security gates?
Mar 13, 2015
Replies
2
Views
1K
Electrolysis System Work and Real Gas Law
Mar 12, 2015
Replies
3
Views
1K
Classical approach to claculate magnetic force
Mar 12, 2015
Replies
2
Views
827
Torques between revolving magnet bars
Mar 12, 2015
Replies
5
Views
884
Confusion about inner inductance of transmission line
Mar 12, 2015
Replies
1
Views
845
Help me understand magnetic flux linkage
Mar 12, 2015
Replies
7
Views
2K
Do birds on transmission lines experience electric shock?
Mar 11, 2015
Replies
4
Views
2K
Which Simulation Software is Best for Calculating Magnetic Force Interactions?
Mar 11, 2015
Replies
5
Views
2K
Electric Field from Maxwell's Equations
Mar 10, 2015
Replies
3
Views
899
What would happen if a stream of electrons hits a conductor?
Mar 10, 2015
Replies
4
Views
1K
Electrons & Gases: Changing Colour w/ Speed Increase
Mar 10, 2015
Replies
1
Views
693
Divergence of the Electric Field
Mar 10, 2015
Replies
2
Views
1K
Solenoid Magnetic Field Testing
Mar 10, 2015
Replies
1
Views
1K
How many volts does a cathode ray tube emits?
Mar 10, 2015
Replies
2
Views
1K
Magnetic levitation using alternating current
Mar 9, 2015
Replies
13
Views
4K
Low Temp Limit: Paramagnet v. Einstein solid
Mar 8, 2015
Replies
1
Views
1K
Deriving Ideal Gas using Molecular Flux Equation
Mar 8, 2015
Replies
11
Views
3K
Why does electric flux have 'cos θ' in its formula?
Mar 7, 2015
Replies
6
Views
9K
What is the relationship between impulse and momentum in physics?
Mar 7, 2015
Replies
23
Views
4K
Expressing electric field in cylindrical coordinates.
Mar 7, 2015
Replies
10
Views
9K
Questions about photon/electron interaction
Mar 7, 2015
Replies
6
Views
1K
Differences between two Voltage formulas
Mar 6, 2015
Replies
4
Views
1K
A question about electromagnetic induction
Mar 6, 2015
Replies
5
Views
1K
Define a steady state current ?
Mar 6, 2015
Replies
2
Views
1K
Calculating magnetic field for a micro solenoid
Mar 6, 2015
Replies
1
Views
2K
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