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High School Are Non-Magnetic Metals Attracted to Magnetic Poles?

  • Vorde
  • · Replies 2 ·
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2

Graduate Physics behind Crealev's devices.

  • lightmass
  • · Replies 1 ·
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1

Graduate Trying to understand electromagnetic waves

  • Agustin.R
  • · Replies 1 ·
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1

Graduate Understanding Electromagnetic Wave at a Perfect Conducting Wall

  • Mppl
  • · Replies 6 ·
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6

High School Calculate Force Between Neodymium Magnets

  • eddybob123
  • · Replies 7 ·
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7

Graduate Capacitor discharging on another - energy considerations

  • DaTario
  • · Replies 7 ·
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7

Undergrad Electric Generators: A College-Level Intro Guide

  • TomBombadil
  • · Replies 4 ·
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4

Graduate Natural frequency of large degree of freedom system

  • dxdy
  • · Replies 3 ·
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3

Graduate Charge on a grounded conductor w/ method of images

  • ralqs
  • · Replies 2 ·
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2

High School Potentiometer vs Voltmeter.Which should be preferred for greater accuracy?

  • vkash
  • · Replies 10 ·
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10

High School Electromotive force and potential difference

  • Ravalanche
  • · Replies 33 ·
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33

High School Materials that radio frequency EM waves can penetrate

  • jaketodd
  • · Replies 1 ·
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1

Undergrad Inductance and AC Source: Why current?

  • BrunoIdeas
  • · Replies 3 ·
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3

Graduate Beer–Lambert law from Maxwell equations?

  • Gavroy
  • · Replies 1 ·
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1

Undergrad What are the electrons doing in this example?

  • beg
  • · Replies 5 ·
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5

Undergrad Current is flow of charge with constant velocity; Why not accelerated?

  • vkash
  • · Replies 7 ·
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7

Undergrad Why does capacitor work on battery

  • tina_singh
  • · Replies 1 ·
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1

Graduate How to find vector magnetic potential given magnetic field?

  • yungman
  • · Replies 24 ·
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24

Undergrad Short cut tricks to find resistance of large/messed resistance's network.

  • vkash
  • · Replies 4 ·
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4

Graduate Is there a lower limit to the separation between capacitor plates?

  • theman2000
  • · Replies 2 ·
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2

Undergrad Electric potential VS change in electric potential

  • JLABBER
  • · Replies 4 ·
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4

Undergrad Metal Wire Suspended in an electric field, any current produced?

  • jxh022
  • · Replies 1 ·
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1

Undergrad Electric Field for a cylinder without using Gauss's law?

  • gsingh2011
  • · Replies 4 ·
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4

Graduate Would anything change electric charges could be complex numbers?

  • Nick Kelly
  • · Replies 4 ·
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4

Am i right when i say that like currents attract, and unlike currents repel?

  • jackcie
  • · Replies 4 ·
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4

Graduate Induced magnetic field in rings

  • dudy
  • · Replies 4 ·
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4

Graduate Non radiative magnetic field in the MHz

  • curiouschris
  • · Replies 3 ·
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3

Graduate What is the role of i3 in superposition for electrical circuits?

  • nik2011
  • · Replies 4 ·
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4

Undergrad Electric Potential of Inner/Outer Sphere & Shell

  • JLABBER
  • · Replies 7 ·
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7

Undergrad Does a charge located in a Faraday's cage creates a field outside the cage?

  • Barloud
  • · Replies 7 ·
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7

Undergrad Basic question regarding applied voltage and circuits

  • VortexLattice
  • · Replies 10 ·
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10

Graduate Laplace-Runge-Lenz Vector for Magnetic Monopole

  • yenchin
  • · Replies 1 ·
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1

Graduate Continuity of Magnetic Scalar Potential

  • baggiano
  • · Replies 2 ·
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2

Undergrad Electric Field in Circuits/Conductors

  • SeannyBoi71
  • · Replies 5 ·
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5

Undergrad Question about electromagnetic waves?

  • ChowPuppy
  • · Replies 5 ·
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5

High School How can magnets repel paperclips?

  • jetwaterluffy
  • · Replies 1 ·
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1

Undergrad Why does the impedance of inductor change with frequency?

  • sidi123456
  • · Replies 5 ·
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5

Undergrad Diamagnetic Levitation: How to Levitate a Worm and Other Experiment Ideas

  • ObsoleteBacon
  • · Replies 3 ·
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3

Undergrad Wattage delivered using triple integral help

  • Petyab
  • · Replies 2 ·
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2

High School Does Current Decrease Through a Resistor Violate Kirchhoff's Law?

  • turbo21
  • · Replies 12 ·
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12

Undergrad How Does Gauss's Law Explain Zero Charge in Hollow Surfaces?

  • Wet Socks
  • · Replies 1 ·
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1

Graduate Voltage induced into coax by external electric field.

  • yungman
  • · Replies 3 ·
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3

Graduate Why does magnetic force tend to increase magnetic energy?

  • BrunoIdeas
  • · Replies 2 ·
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2

Graduate Proving Invariance of Physical Laws Under All Transformations

  • marmot
  • · Replies 2 ·
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2

Undergrad Using magnets to suspend objects

  • jguerra92
  • · Replies 19 ·
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19

Undergrad Why Does the Negative Plate of a Capacitor Become Negatively Charged?

  • beg
  • · Replies 7 ·
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7

Undergrad North and south pole in an electromagnet

  • brandontran87
  • · Replies 11 ·
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11

Graduate Standing Electromagnetic Waves

  • Wallabyted
  • · Replies 15 ·
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15

High School Resistance In Electric Circuit

  • san203
  • · Replies 10 ·
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10

Graduate Why Do Permanent Magnets Levitate Above Superconductors Instead of Sticking?

  • Bararontok
  • · Replies 2 ·
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2

Graduate Maxwell's electromagnetic wave equation confusion

  • Legion81
  • · Replies 9 ·
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9

Undergrad Electromagnetic Induction Question

  • Eisen
  • · Replies 9 ·
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9

Undergrad 6) How does computer software plot magnetic field lines?

  • quantum123
  • · Replies 4 ·
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4

Undergrad Why Does Inductor Voltage Drop Oppose Electron Flow?

  • p75213
  • · Replies 18 ·
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18

High School What is the difference between 24 and 48 volt motors.

  • alebbing
  • · Replies 8 ·
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8

High School Magnetic motor idea for feedback

  • godsdog
  • · Replies 18 ·
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18

Undergrad Conceptual question on field/displacement

  • johng23
  • · Replies 1 ·
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1

Undergrad Help Needed on Magnetism: Saturation, Coercivity and Energy Stored!

  • Patrick Tew
  • · Replies 1 ·
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1

High School Understanding the Capacitor Combination: C1, C2, and C3 Explained

  • eurekameh
  • · Replies 1 ·
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1

Undergrad Heat from resistance in a circuit

  • usafarox
  • · Replies 6 ·
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6

High School What's the inverse of conductance?

  • carlasofb
  • · Replies 8 ·
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8

Undergrad Natural Frequency and mode shapes

  • skaboy607
  • · Replies 6 ·
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6

Undergrad When photons hit metals, does the electron created go in a random direction?

  • Jarfi
  • · Replies 4 ·
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4

Graduate Understanding the Momentum of Changing Electric Fields

  • WaveObserver
  • · Replies 4 ·
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4

Graduate 3D Visualization of Electromagnetism

  • Fsnorglepuff
  • · Replies 4 ·
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4

Graduate Resolving an Infinite Sheet of Charge in Dielectric Material

  • Barloud
  • · Replies 7 ·
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7

Undergrad Deriving electrodynamic equations

  • tempneff
  • · Replies 5 ·
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5

Undergrad Why Do Electrons Move Toward Higher Electric Potential?

  • NJDevilsFan26
  • · Replies 1 ·
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1

Graduate Why Don't Electrons Absorb/Radiate Energy in Standard Orbit?

  • Naren Balaji
  • · Replies 2 ·
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2

Undergrad Looking for information on piezomagnetic materials

  • lostminty
  • · Replies 5 ·
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5

Graduate Partial derivatives (Maxwell relations) in thermodynamics

  • AxiomOfChoice
  • · Replies 6 ·
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6

Undergrad Effect of Neutral Conductor on a Point Charge?

  • isabellef
  • · Replies 2 ·
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2

Undergrad Test Charge Explained: Why Positive & Can't Assume Negative

  • JLABBER
  • · Replies 8 ·
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8

High School What are the causes of magnetism?

  • a.ratnaparkhi
  • · Replies 5 ·
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5

Undergrad Some problems in electic field

  • wowowo2006
  • · Replies 3 ·
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3

Undergrad Understanding electron affinity

  • johnblue09
  • · Replies 1 ·
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1

High School Electrical conductivity of magnets

  • dibilo
  • · Replies 1 ·
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1

Undergrad Removal of dielectric from a charged capacitor.

  • sodaboy7
  • · Replies 11 ·
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11

Graduate Field Intensity Formula: Calculating Bitter Magnet Strength and Temperature

  • microfracture
  • · Replies 9 ·
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9

Graduate Scalar made from electromagnetic four potential

  • sweet springs
  • · Replies 2 ·
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2

Undergrad Build up/ Discharge Energy Quickly

  • DR. W
  • · Replies 4 ·
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4

Graduate Why can't we remove Ampere from being base unit?

  • tsoits
  • · Replies 9 ·
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9

Graduate Definition of magnetic moments and torques

  • center o bass
  • · Replies 4 ·
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4

Graduate Pauli exclusion a magnetic phenomena?

  • damosuz
  • · Replies 2 ·
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2

Undergrad Electrostatic force between point charge and dielectric ball.

  • dark_vader93
  • · Replies 3 ·
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3

Graduate B and H field concept question (saturation)

  • Tabur
  • · Replies 4 ·
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4

High School Why Do Wires Melt When Wiring Two Motors to a Single Controller?

  • alebbing
  • · Replies 10 ·
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10

Undergrad Questions about Waves, Circuits, and Magnetism

  • guinsooms
  • · Replies 6 ·
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6

Undergrad Electromagnets and Conversation of Energy

  • treehouse
  • · Replies 2 ·
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2

High School How to use an Electric Motor to recharge a battery.

  • alebbing
  • · Replies 26 ·
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26

Undergrad Maximazation of current in LC circuit

  • miko1977
  • · Replies 13 ·
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13

High School Doesn't ideal voltage source have different voltages?

  • jlpmghrs
  • · Replies 9 ·
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9

Graduate Infinitesimally small dielectric layers in a capacitor

  • mitch_1211
  • · Replies 4 ·
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4

Graduate Question regarding the flux of a field.

  • Qubix
  • · Replies 3 ·
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3

Undergrad Electric field inside a flat sheet of copper

  • Demon117
  • · Replies 9 ·
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9

Graduate Volterra Equations: Applications in Physics

  • alecrimi
  • · Replies 3 ·
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3

Graduate Motion of a Charged Particle in Electric & Magnetic Fields

  • BishwasG
  • · Replies 3 ·
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3

High School Polarity of magnets, Simple?- confused me.

  • Jjjxy
  • · Replies 1 ·
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1

Undergrad Battery draining in resistive circuit

  • Dark Maggot
  • · Replies 2 ·
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2

Undergrad Calculating Ship Thruster Accel (G) from Watts

  • ckirmser
  • · Replies 10 ·
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10