Electromagnetism Forum

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High School How can the Wimshurst machine generate a very HIGH voltage?

  • Twukwuw
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High School Can Static Electricity Penetrate a Faraday Cage?

  • wolram
  • · Replies 3 ·
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3

Graduate Acoustic vs. seismic waveforms

  • Orion1
  • · Replies 6 ·
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6

Undergrad AC vs DC: Understanding Charge Pulled Through Converters

  • skywolf
  • · Replies 1 ·
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1

Undergrad How is mechanical energy converted to electrical

  • ducktape
  • · Replies 4 ·
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4

Graduate A few questions on electrons and the like

  • heartless
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1

Graduate Is the Proton-to-Electron Mass Ratio Really Changing?

  • simon009988
  • · Replies 3 ·
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3

Graduate What application is there to a magnetic monopole?

  • ovoleg
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2

Undergrad Current around rotating objects?

  • mubashirmansoor
  • · Replies 3 ·
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3

Undergrad Prove Thevenin's Theorem: Annoying But Necessary

  • ajack
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2

Undergrad Electromagnetics (solenoid question)

  • dingpud
  • · Replies 3 ·
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3

Graduate Is Magnetism Capable of Bending Space?

  • dragoneyes001
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4

Undergrad Why Do Refrigerator Magnets Stay in Place Despite Gravity?

  • Ricardhheitman
  • · Replies 22 ·
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22

Undergrad How Does Magnetism Relate to the Universe and Gravity?

  • ThomasFuhlery
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High School Permanent Magnets: Questions Answered

  • korneld
  • · Replies 3 ·
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3

High School How is electricity converted to radio waves?

  • linux kid
  • · Replies 7 ·
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7

High School Historically, what came first: coulomb unit or ampere unit?

  • HECOLACO
  • · Replies 2 ·
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2

Undergrad Why must the eletric field inside a conductor equal ZERO?

  • Twukwuw
  • · Replies 22 ·
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22

Undergrad Would an electron use up its kinetic energy after competing a circuit?

  • Twukwuw
  • · Replies 5 ·
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5

Graduate Electrical induction due to changing magnetic fields

  • Greg825
  • · Replies 2 ·
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2

Undergrad Can someone explain the difference between Volts and Electron Volts?

  • synoptic
  • · Replies 8 ·
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8

Graduate Superconducting Magnetic Energy Storage

  • mimic
  • · Replies 2 ·
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2

Undergrad Electric Potential and Capacitance

  • psmurty2000
  • · Replies 1 ·
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1

High School How to teach voltage and electrical potential difference to grade 10 students

  • Miranda2005
  • · Replies 5 ·
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5

Graduate How to Achieve High Pulsing Frequencies with Lasers

  • Tree Penguin
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1

High School Electro magnets / DC / metal wire / vibrating?

  • Tree Penguin
  • · Replies 11 ·
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11

Graduate Tesla's anti-gravitation engine (EM)

  • heartless
  • · Replies 1 ·
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1

Undergrad Magnetic Domains: Formation & Electron Spin

  • Ricardhheitman
  • · Replies 9 ·
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9

High School Generating Electricity: Understanding the Basics

  • MattVonFat
  • · Replies 2 ·
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2

High School Non-visble Eelectormagntic radition effects on photograph's

  • scott1
  • · Replies 5 ·
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5

Graduate Pop quiz - electron magnetic field - dynamic or static

  • RaymondKennethPetry
  • · Replies 3 ·
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3

Graduate Can an amatur biult Cyclotron power a free electron laser?

  • mimic
  • · Replies 9 ·
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9

Graduate Formulae of the first edition of the Maxwell's Treatise

  • Raparicio
  • · Replies 10 ·
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10

Graduate Why magnetic potential on a moving charge=q v.A ?

  • Abu Abdallah
  • · Replies 21 ·
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21

Graduate Solving the Electrostatic Conundrum: Brute Force vs Symmetry

  • Christopher314
  • · Replies 4 ·
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4

High School Thermostatically controlled oil filled radiator than an electric fan h

  • Geographer
  • · Replies 11 ·
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11

Graduate Can a particle orbit around an electron?

  • Chaos' lil bro Order
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1

Graduate Could we use flowing air as a capacitor dielectric?

  • RGClark
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3

High School Why do magnetic fields form closed loops?

  • Padma
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4

Undergrad Does the average person run on 96.85 watts?

  • wasteofo2
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16

Graduate EM Wave in Plasma: Reflection, Attenuation & Radiated Power

  • Euclid
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3

High School Electron Repulsion & Grenade Explosions: Is There a Correlation?

  • crewgurl0507
  • · Replies 6 ·
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High School Why magnet attract only metal ?

  • ngkamsengpeter
  • · Replies 8 ·
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8

Undergrad Magnet Strength & Computer Safety: Debating Teslas

  • derekmohammed
  • · Replies 2 ·
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High School Windows Sofware To Graph Electric Field Lines ?

  • iamhumble
  • · Replies 4 ·
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4

High School Static Electricity: Explaining the "Slide Shock

  • Mariko
  • · Replies 2 ·
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2

High School What Is Hall's Effect and How Does It Work?

  • Snarf
  • · Replies 2 ·
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2

High School Physics of Electrical Stud Finder

  • Jadesh
  • · Replies 2 ·
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2

Undergrad Magnetic induction, Faraday's law and the likes

  • vidmar
  • · Replies 4 ·
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4

Undergrad Gauss's law and the Electric field in an object

  • ovoleg
  • · Replies 18 ·
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18

Undergrad Radio, in which parameter is the information?

  • Helicobacter
  • · Replies 3 ·
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3

Graduate When is field interaction instantaneous?

  • jmcgraw
  • · Replies 9 ·
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9

Graduate Unusual Readings from Frequency Meter in Quantum Mechanics Lab?

  • feynmanism
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1

Undergrad What Is Magnetic Flux and How Is It Measured?

  • ascky
  • · Replies 2 ·
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2

Undergrad Center Pole Magnet: Can It Exist?

  • SaMx
  • · Replies 2 ·
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2

High School How much power needed to charge a battery?

  • niallniall
  • · Replies 12 ·
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12

Undergrad The Hall effect and the magnetic force on current carrying wires

  • dak246
  • · Replies 6 ·
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6

Undergrad The Reason Behind Electromagnetic Attraction & Repulsion

  • Seatl
  • · Replies 3 ·
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3

High School When a bar magnet (one with Npole n the other with S pole) is broken

  • duoheer
  • · Replies 2 ·
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2

Graduate Feynman Lectures on Physics Vol 2: Understanding "The Next Approximation

  • jackiefrost
  • · Replies 2 ·
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2

Graduate Formulating Lorentz's force law

  • antoon
  • · Replies 2 ·
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2

Graduate The meaning of curl in Electrodynamics

  • Vegeta
  • · Replies 10 ·
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10

Undergrad Electromagnetic waves and attenuation

  • dervast
  • · Replies 4 ·
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4

Undergrad What is a wave with no frequency?

  • pinestone
  • · Replies 52 ·
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52

Undergrad Can There Be a Center of Charge Like Center of Mass?

  • gandharva_23
  • · Replies 4 ·
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4

Undergrad What Are the Fundamentals of Energy and Charge in Creation and Conservation?

  • Firestrider
  • · Replies 4 ·
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4

Graduate Magnetostatics -> Electrostatics?

  • HungryChemist
  • · Replies 11 ·
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11

Undergrad How does an electron's spin create magnetism?

  • Firestrider
  • · Replies 3 ·
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3

High School Shake a magnet fast enough, would i create light?

  • skywolf
  • · Replies 12 ·
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12

Undergrad How Does the Lorentz Force Fit into Classical Electromagnetism?

  • eemaestro
  • · Replies 1 ·
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1

Graduate How Do Plane Waves Behave in Electromagnetic Theory?

  • Ratzinger
  • · Replies 3 ·
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3

High School Is Electromagnetic Induction Harmful to Humans?

  • NonPhysicsMajor
  • · Replies 7 ·
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7

High School Why does wrapping a worn credit card in plastic help the magnetic strip read?

  • becz-
  • · Replies 5 ·
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5

Undergrad Detecting ET Signals: The Search for Nearby Extraterrestrial Radio Waves

  • Psi 5
  • · Replies 10 ·
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10

Undergrad Magnetic Force from an EM Wave

  • eok20
  • · Replies 7 ·
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7

Graduate Understanding Electric Field Direction in Relation to Moving Charged Particles

  • asdf60
  • · Replies 14 ·
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14

Graduate Is the Electric field a well defined concept ?

  • DaTario
  • · Replies 29 ·
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29

Undergrad Understanding Electromagnetic Flux and the Electric Field: A Simple Explanation

  • chound
  • · Replies 2 ·
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2

Graduate How would one measure magnetic vector potential?

  • pinestone
  • · Replies 4 ·
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4

Undergrad At What Speed Does a Magnet's Flux Field Travel?

  • pinestone
  • · Replies 25 ·
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25

High School Magnets Strength: What Physical Property Determines It?

  • duoheer
  • · Replies 1 ·
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1

High School Abt helium balloon and electrolysis

  • lwymarie
  • · Replies 3 ·
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3

High School Interpreting J/s and J/(s^2): Watts & More

  • TSN79
  • · Replies 3 ·
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3

Graduate How are permittivity of free space and magnetic permeability measured?

  • dand5
  • · Replies 6 ·
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6

Graduate Surface integral of Coulomb field over sphere gives zero

  • Fledy
  • · Replies 8 ·
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8

Graduate Transition of Photons & Electrons: How Lasers Work

  • rcgldr
  • · Replies 3 ·
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3

Undergrad Understanding Fluid Resistance: The Relationship Between Drag Force and Objects

  • itsjustme
  • · Replies 4 ·
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4

Undergrad Can light be deflected in an electric field

  • touqra
  • · Replies 36 ·
2
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36

Graduate Apparent impossibility of uniform magnetic field

  • DaTario
  • · Replies 14 ·
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14

Undergrad Heat energy to Electric energy?

  • ranger
  • · Replies 11 ·
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11

Undergrad Calculating Induced Magnetic Moment of Steel | Step-by-Step Guide

  • Rizer
  • · Replies 5 ·
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5

High School Be creative electrostatic generator

  • Omar.Castillo
  • · Replies 1 ·
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1

Graduate Photons for accelerating charges and frames

  • Dale
  • · Replies 10 ·
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10

High School What does the force between parallel current-carrying wires tell us about amperes?

  • hkhil
  • · Replies 27 ·
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27

High School Can an Electromagnet Render a Bar Magnet Useless?

  • InFiNitY1
  • · Replies 10 ·
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10

Graduate L's Contradiction Method: Proving EM Laws Independently of Frame of Reference

  • Dr.Brain
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Undergrad How Do Vertical and Horizontal Magnetic Repulsion Forces Compare?

  • AcidRainLiTE
  • · Replies 1 ·
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1

High School Electric field generated from dipoles

  • Repetit
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1

Graduate What is maximum magnetic field strength of SC magnet

  • Astronuc
  • · Replies 2 ·
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2

High School How an Induction Stove Works Explained

  • TSN79
  • · Replies 4 ·
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4