Electromagnetism Forum

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Undergrad Does chaos exist in circuits with linear elements?

  • student-engineer
  • · Replies 10 ·
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10

Undergrad How will the magnetic field change if I rotate the solenoid?

  • carol
  • · Replies 3 ·
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3

Undergrad Force on Steel Bar Inside Solenoid

  • abilolado
  • · Replies 5 ·
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5

High School Charged insulator touches a conductor

  • conscience
  • · Replies 39 ·
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39

Graduate How Does the Mean Free Path Affect Acoustic Wave Continuity?

  • dara bayat
  • · Replies 2 ·
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2

High School Can any physical quantity be vectorless?

  • Addum
  • · Replies 26 ·
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26

Graduate Electrictric field due to changing uniform magnetic field

  • sergiokapone
  • · Replies 3 ·
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3

Undergrad Electric Permittivity, Magnetic Permeability & Suceptibility

  • Pushoam
  • · Replies 1 ·
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1

High School Kinetic energy to electrical energy generator

  • murenzi
  • · Replies 2 ·
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2

Undergrad What happens to the levitating height when more magnets are added?

  • says
  • · Replies 1 ·
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1

Graduate Are Maxwell's equations theoretically sound?

  • Xilus
  • · Replies 6 ·
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6

Undergrad Why/how does distance affect capacitance?

  • Joshua Sejin Yoon
  • · Replies 20 ·
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20

Undergrad Problem of electricity and electrons

  • platyhelminth
  • · Replies 27 ·
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27

Graduate Self-dual solutions to Maxwell's equations, Euclidean space

  • nomadreid
  • · Replies 1 ·
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1

Undergrad Electrical signals -- How do they actually propagate in real wires?

  • David Elbert
  • · Replies 7 ·
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7

Undergrad How come accelerating charges produce EMR, but others don't?

  • jumbogala
  • · Replies 5 ·
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5

Undergrad What is an electrostatic/Coulomb barrier? How is it created?

  • smartypants123
  • · Replies 4 ·
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4

Graduate Can quantum mechanics be used to explain electric current in materials?

  • davidge
  • · Replies 3 ·
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3

Undergrad Potentiometer nulling voltages in a circuit

  • esha
  • · Replies 26 ·
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26

Undergrad Magnetic levitation with permanent magnets

  • Mack7963
  • · Replies 26 ·
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26

Undergrad Relation between current and flux

  • TT0
  • · Replies 1 ·
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1

Graduate Emf without load and load voltage of a generator

  • bachir1994
  • · Replies 1 ·
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1

Graduate A sphere radiating charges isotropically

  • Joshua Benabou
  • · Replies 5 ·
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5

Undergrad How do planes discharge static electricity when refuelling?

  • says
  • · Replies 4 ·
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4

Undergrad Possible to Store Energy in Ionized Gas?

  • Misha Kuznetsov
  • · Replies 2 ·
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2

Graduate Charge density using the Dirac delta funciton

  • doggydan42
  • · Replies 2 ·
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2

High School Understanding Electric Field Lines: An Introduction to E Bar and Tangent Vectors

  • Andy_Taiwanese
  • · Replies 3 ·
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3

Undergrad Magnetic force relation with v and r?

  • Hardik Batra
  • · Replies 4 ·
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4

Undergrad Air resistance that affects jets and people

  • GCAD102
  • · Replies 2 ·
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2

High School Resistor and current in a circuit

  • conscience
  • · Replies 48 ·
2
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48

Graduate Charged basketball, inertia ball and field

  • Spinnor
  • · Replies 2 ·
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2

Graduate Is it possible that an electron can have a negative mass?

  • Sciman70
  • · Replies 13 ·
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13

Undergrad Calculating the electrical energy of a buoyant force

  • kingsauces
  • · Replies 1 ·
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1

Undergrad Electromagnet force on object at some distance

  • Machinia
  • · Replies 4 ·
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4

Graduate Experiment to measure EM waves

  • victum_astrum
  • · Replies 4 ·
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4

Undergrad Excess charge in capacitors connected in series

  • Maciej Orman
  • · Replies 2 ·
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2

Undergrad Why isn't the Heat generated = Voltage*Charge carried?

  • prakhargupta3301
  • · Replies 2 ·
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2

Undergrad Electric Field Behavior Between Charged Parallel Plates

  • Arup Biswas
  • · Replies 3 ·
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3

Undergrad Parallel magnet B-field strength

  • girts
  • · Replies 2 ·
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2

Undergrad Why Does a Single Sine Wave Show Multiple Frequencies on a dB Graph?

  • Teachme
  • · Replies 13 ·
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13

Undergrad What is the relationship between displacement, speed, and time in a random walk?

  • Andy_Taiwanese
  • · Replies 24 ·
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24

Undergrad Why is the electric field inside a conductor zero?

  • Arup Biswas
  • · Replies 2 ·
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2

Undergrad Lightning striking electric circuits

  • Vectronix
  • · Replies 25 ·
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25

Graduate Eddy current losses in microelectric generators?

  • gildomar
  • · Replies 4 ·
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4

Undergrad Can Electrons Avoid Proton Attraction at Long Distances?

  • MetinErsin
  • · Replies 1 ·
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1

Graduate What Happens When You Misapply the Lorentz Force Equation?

  • Gabriele Pinna
  • · Replies 2 ·
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2

Graduate How Does Gauss' Law Apply to Currents in Electric Fields and Circuitry?

  • Brendan Graham
  • · Replies 6 ·
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6

High School Understanding Charge Distribution in Capacitors: One Plate or Both?

  • chopnhack
  • · Replies 5 ·
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5

Graduate Discontinuity in electric field

  • amjad-sh
  • · Replies 1 ·
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1

High School Real Life Uses for Maxwell's Equations

  • Insight
  • · Replies 6 ·
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6

Undergrad What moves in a magnetic field?

  • Ozfer
  • · Replies 30 ·
2
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30

Undergrad Resonant frequency of small particles

  • Passionate Eng
  • · Replies 1 ·
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1

High School Basics of Transformers: Negative Signs in EMF Terms

  • Vibhor
  • · Replies 33 ·
2
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33

Graduate Want accurate cartoons of EM Waves

  • Tom Minogue Hastings
  • · Replies 5 ·
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5

Graduate Some formulas (electromagnetism)

  • DesertFox
  • · Replies 31 ·
2
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31

High School Visible magnetism? Or what? (right after a very close lightning strike)

  • Marie Fecher
  • · Replies 6 ·
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6

High School Permittivity and Permeability changes

  • mpolo
  • · Replies 7 ·
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7

Is External Influence the True Source of Human Actions?

  • Lindat123
  • · Replies 6 ·
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6

Graduate Lenz's Law and Induced Magnetic Fields

  • jaydnul
  • · Replies 2 ·
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2

High School Need explanation about magnetic forces

  • unplebeian
  • · Replies 6 ·
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6

Undergrad Temperature related to Current flow on BBr or cables

  • Dandapaninag
  • · Replies 16 ·
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16

Undergrad Does the photoelectric effect eventually stop?

  • CharlieFreak
  • · Replies 6 ·
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6

Graduate Electromagnetic field disturbance if radiation disappears

  • jorgeha
  • · Replies 6 ·
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6

Graduate Charged liquid jet instability

  • weiwei
  • · Replies 1 ·
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1

Undergrad Understanding Static Charge on Circuit Boards: Magnitude & Human Touch

  • Asad Raza
  • · Replies 2 ·
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2

Graduate Displacement current in coaxial cables

  • terahertz
  • · Replies 7 ·
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7

Undergrad What is smallest particle in an electron or a quark?

  • STAR GIRL
  • · Replies 2 ·
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2

High School Why does putting two batteries in series increase the voltage?

  • yosimba2000
  • · Replies 11 ·
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11

Undergrad Magnetic/electromagnetic induction

  • awpbash
  • · Replies 1 ·
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1

Undergrad Calculating Magnetic Energy in Permanent Magnets

  • souky101
  • · Replies 5 ·
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5

Undergrad Is Faraday Cage able to stop all electromagnetic radiations?

  • Gabriel8
  • · Replies 13 ·
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13

Graduate Is the Electromagnetic Field Curved Like Spacetime Near a Charge?

  • nojustay
  • · Replies 3 ·
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3

Undergrad Potential inside a charged conductor

  • Hardik Batra
  • · Replies 17 ·
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17

Undergrad Is Charge Equivalent to Inertial Mass?

  • nojustay
  • · Replies 9 ·
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9

Undergrad Cavity in a dielectric material

  • Leonardo Machado
  • · Replies 3 ·
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3

Graduate Energy, charge and electric field

  • GAURAV DADWAL
  • · Replies 10 ·
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10

Graduate Can someone help me find an equation for magnetic force?

  • Gabrielle17
  • · Replies 11 ·
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11

Undergrad Magnetic compass and Earth's magnetic field

  • Vibhor
  • · Replies 8 ·
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8

Graduate Requesting Help Regarding the Cause of the Faraday Effect

  • Archeon
  • · Replies 1 ·
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1

Graduate Faraday Cage Effectiveness versus Frequency

  • Matt1
  • · Replies 11 ·
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11

Undergrad How much energy is required to accelerate a charge?

  • calinvass
  • · Replies 18 ·
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18

Undergrad Electric field due to a point charges

  • joerylee palmerola
  • · Replies 4 ·
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4

Graduate What determines the strength of a magnetic field in a cyclotron?

  • Aidan Davis
  • · Replies 2 ·
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2

High School Capacitor - why does current flow

  • Janez
  • · Replies 8 ·
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8

Undergrad Why there is no frequency for the color brown?

  • DaTario
  • · Replies 53 ·
2
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53

Graduate Current flow on the surface of a permeability bigger than 1

  • gau55
  • · Replies 1 ·
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1

Undergrad Wireless Electricity Transmission

  • Jonie Blue
  • · Replies 7 ·
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7

Graduate What is a magnetic field "made" of?

  • awcrowe
  • · Replies 11 ·
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11

Undergrad Can a Mass Spectrometer Deflect Space Debris in Orbit?

  • Alosha
  • · Replies 1 ·
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1

Graduate Boltzmann vs Maxwell distribution?

  • Toby_phys
  • · Replies 4 ·
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4

Undergrad Finding the wind-resistance force

  • ChessEnthusiast
  • · Replies 3 ·
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3

Graduate The total potential energy of two charges Wikipedia mistake?

  • Geonaut
  • · Replies 28 ·
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28

Graduate What if Earth was exposed to a huge magnetic field?

  • arusse02
  • · Replies 6 ·
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6

Graduate Deriving Larmor frequency problem

  • fisher garry
  • · Replies 1 ·
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1

Undergrad Magnetic Energy of solenoid( u=m·B or u=B^2/4pi )

  • sean1832725142
  • · Replies 1 ·
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1

Graduate Relating resonant frequency to electrical impedance

  • coquelicot
  • · Replies 9 ·
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9

Undergrad Is it possible to create a hollow magnetic sphere?

  • Rajan
  • · Replies 14 ·
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14

High School Can a time variable B field create

  • physics user1
  • · Replies 2 ·
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2

Undergrad Understanding Frequency and Waves in Physics and Engineering

  • member 428835
  • · Replies 2 ·
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2

Undergrad Voltage output of a photodiode (solar cell)

  • Smooth
  • · Replies 8 ·
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8