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Electromagnet force on object at some distance
Jul 24, 2017
Replies
4
Views
4K
Experiment to measure EM waves
Jul 24, 2017
Replies
4
Views
2K
Excess charge in capacitors connected in series
Jul 24, 2017
Replies
2
Views
2K
Why isn't the Heat generated = Voltage*Charge carried?
Jul 23, 2017
Replies
2
Views
1K
Electric Field Behavior Between Charged Parallel Plates
Jul 21, 2017
Replies
3
Views
1K
Parallel magnet B-field strength
Jul 21, 2017
Replies
2
Views
2K
Why Does a Single Sine Wave Show Multiple Frequencies on a dB Graph?
Jul 21, 2017
Replies
13
Views
2K
What is the relationship between displacement, speed, and time in a random walk?
Jul 21, 2017
Replies
24
Views
3K
Why is the electric field inside a conductor zero?
Jul 19, 2017
Replies
2
Views
2K
Lightning striking electric circuits
Jul 18, 2017
Replies
25
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3K
Eddy current losses in microelectric generators?
Jul 17, 2017
Replies
4
Views
1K
Can Electrons Avoid Proton Attraction at Long Distances?
Jul 16, 2017
Replies
1
Views
1K
What Happens When You Misapply the Lorentz Force Equation?
Jul 16, 2017
Replies
2
Views
1K
How Does Gauss' Law Apply to Currents in Electric Fields and Circuitry?
Jul 15, 2017
Replies
6
Views
1K
Understanding Charge Distribution in Capacitors: One Plate or Both?
Jul 15, 2017
Replies
5
Views
1K
Discontinuity in electric field
Jul 15, 2017
Replies
1
Views
5K
Real Life Uses for Maxwell's Equations
Jul 14, 2017
Replies
6
Views
11K
What moves in a magnetic field?
Jul 13, 2017
Replies
30
Views
3K
Resonant frequency of small particles
Jul 13, 2017
Replies
1
Views
2K
Want accurate cartoons of EM Waves
Jul 12, 2017
Replies
5
Views
4K
Some formulas (electromagnetism)
Jul 11, 2017
Replies
31
Views
3K
Visible magnetism? Or what? (right after a very close lightning strike)
Jul 11, 2017
Replies
6
Views
2K
Is External Influence the True Source of Human Actions?
Jul 10, 2017
Replies
6
Views
2K
Lenz's Law and Induced Magnetic Fields
Jul 9, 2017
Replies
2
Views
1K
Need explanation about magnetic forces
Jul 8, 2017
Replies
6
Views
2K
Temperature related to Current flow on BBr or cables
Jul 8, 2017
Replies
16
Views
2K
Does the photoelectric effect eventually stop?
Jul 7, 2017
Replies
6
Views
2K
Electromagnetic field disturbance if radiation disappears
Jul 6, 2017
Replies
6
Views
2K
Charged liquid jet instability
Jul 5, 2017
Replies
1
Views
1K
Understanding Static Charge on Circuit Boards: Magnitude & Human Touch
Jul 5, 2017
Replies
2
Views
1K
Displacement current in coaxial cables
Jul 5, 2017
Replies
7
Views
5K
What is smallest particle in an electron or a quark?
Jul 4, 2017
Replies
2
Views
2K
Why does putting two batteries in series increase the voltage?
Jul 4, 2017
Replies
11
Views
4K
Magnetic/electromagnetic induction
Jul 3, 2017
Replies
1
Views
2K
Calculating Magnetic Energy in Permanent Magnets
Jul 2, 2017
Replies
5
Views
1K
Is Faraday Cage able to stop all electromagnetic radiations?
Jul 2, 2017
Replies
13
Views
3K
Is the Electromagnetic Field Curved Like Spacetime Near a Charge?
Jul 1, 2017
Replies
3
Views
1K
Potential inside a charged conductor
Jul 1, 2017
Replies
17
Views
3K
Is Charge Equivalent to Inertial Mass?
Jul 1, 2017
Replies
9
Views
2K
Cavity in a dielectric material
Jun 30, 2017
Replies
3
Views
1K
Energy, charge and electric field
Jun 30, 2017
Replies
10
Views
2K
Can someone help me find an equation for magnetic force?
Jun 30, 2017
Replies
11
Views
2K
Magnetic compass and Earth's magnetic field
Jun 28, 2017
Replies
8
Views
3K
Requesting Help Regarding the Cause of the Faraday Effect
Jun 28, 2017
Replies
1
Views
1K
Faraday Cage Effectiveness versus Frequency
Jun 28, 2017
Replies
11
Views
7K
How much energy is required to accelerate a charge?
Jun 27, 2017
Replies
18
Views
3K
Electric field due to a point charges
Jun 26, 2017
Replies
4
Views
1K
What determines the strength of a magnetic field in a cyclotron?
Jun 25, 2017
Replies
2
Views
1K
Capacitor - why does current flow
Jun 25, 2017
Replies
8
Views
2K
Why there is no frequency for the color brown?
Jun 25, 2017
2
Replies
53
Views
11K
Current flow on the surface of a permeability bigger than 1
Jun 24, 2017
Replies
1
Views
1K
Wireless Electricity Transmission
Jun 23, 2017
Replies
7
Views
2K
What is a magnetic field "made" of?
Jun 23, 2017
Replies
11
Views
5K
Boltzmann vs Maxwell distribution?
Jun 23, 2017
Replies
4
Views
2K
Finding the wind-resistance force
Jun 23, 2017
Replies
3
Views
2K
The total potential energy of two charges Wikipedia mistake?
Jun 22, 2017
Replies
28
Views
4K
What if Earth was exposed to a huge magnetic field?
Jun 22, 2017
Replies
6
Views
1K
Deriving Larmor frequency problem
Jun 21, 2017
Replies
1
Views
6K
Magnetic Energy of solenoid( u=m·B or u=B^2/4pi )
Jun 21, 2017
Replies
1
Views
2K
Relating resonant frequency to electrical impedance
Jun 19, 2017
Replies
9
Views
2K
Is it possible to create a hollow magnetic sphere?
Jun 19, 2017
Replies
14
Views
4K
Understanding Frequency and Waves in Physics and Engineering
Jun 18, 2017
Replies
2
Views
1K
Voltage output of a photodiode (solar cell)
Jun 18, 2017
Replies
8
Views
3K
Magnetic properties of electrons
Jun 16, 2017
Replies
5
Views
2K
Do magnets that attract actually touch?
Jun 16, 2017
Replies
10
Views
3K
Question about making a coaxial magnetic field in a pipe
Jun 15, 2017
Replies
6
Views
2K
Proving Lorenz Gauge Choice: A Getty's Physics Exploration
Jun 15, 2017
Replies
13
Views
2K
About magnetic field attraction
Jun 13, 2017
Replies
2
Views
1K
Starting point to converting resonance/frequency into temp
Jun 13, 2017
Replies
7
Views
2K
Net force on a Halbach Array in a uniform magnetic field
Jun 13, 2017
Replies
3
Views
2K
500cc 50hp electric motor swap
Jun 12, 2017
Replies
4
Views
3K
Flux dependant upon the number of turns?
Jun 12, 2017
Replies
1
Views
2K
Could a distribution of magnetic Dipoles create an Energy minimum
Jun 12, 2017
Replies
6
Views
2K
Does the first Maxwell equation work also for moving charges?
Jun 10, 2017
Replies
2
Views
2K
Variance of the EM wave equation under Galilean transformation
Jun 10, 2017
Replies
10
Views
3K
Magnetic field of a finite wire increasing with distance?
Jun 9, 2017
Replies
1
Views
3K
The physical meaning of electric potential
Jun 9, 2017
Replies
2
Views
2K
Electric Flux Questions (about the definition)
Jun 9, 2017
Replies
2
Views
2K
Why do conductors have a sea of electrons while insulators don't?
Jun 8, 2017
Replies
4
Views
2K
Collision with magnets -- Elastic or Inelastic?
Jun 7, 2017
Replies
8
Views
7K
Can Power Lines Transmit Radio Signals in Emergencies?
Jun 6, 2017
Replies
12
Views
4K
The rate of change in the magnetic field linkage in a coil
Jun 6, 2017
Replies
19
Views
4K
Electroscope experiment in vacuum
Jun 5, 2017
Replies
5
Views
2K
How to use magnets to float an object (Diagram)
Jun 5, 2017
Replies
5
Views
5K
What Happens to Current in a Parallel Circuit When More Resistors Are Added?
Jun 5, 2017
Replies
18
Views
5K
Discontinuous electric fields
Jun 4, 2017
Replies
2
Views
2K
Faraday's law of electromagnetic induction -- Motional EMF
Jun 4, 2017
Replies
8
Views
3K
Importance of Current density?
Jun 3, 2017
Replies
8
Views
4K
Dimensionless mass-to-charge ratio of the electron
Jun 1, 2017
Replies
2
Views
2K
Will a router motor have permanent magnets?
Jun 1, 2017
Replies
1
Views
1K
Why is electric potential present inside a conductor?
Jun 1, 2017
Replies
7
Views
3K
Field between Parallel Plates in a Capacitor
Jun 1, 2017
Replies
8
Views
2K
Change in electrostatic potential energy of two spheres
May 31, 2017
Replies
3
Views
2K
Induced current by moving bar magnet external to solenoid.
May 31, 2017
Replies
1
Views
2K
How to calculate the Doppler Shift Frequency
May 30, 2017
Replies
4
Views
2K
Magnets' Repelling Force -- How to calculate it
May 30, 2017
Replies
2
Views
6K
Energy of parallel plate capacitor
May 30, 2017
Replies
4
Views
2K
Range of frequency of electromagnetic waves
May 30, 2017
2
Replies
51
Views
6K
Magnetic Field Computation from Thick Rectangular Conductor
May 27, 2017
Replies
9
Views
4K
Electromagnet attracting permas
May 27, 2017
Replies
3
Views
1K
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