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Undergrad Electric fields and capacitors

  • Ras9
  • · Replies 9 ·
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9

Undergrad Magnetism & Matter: Q&A on Electrons & Fields

  • Prannoy Mehta
  • · Replies 11 ·
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11

Graduate Given Ez, with Bz = 0, how to find other components?

  • carlosbgois
  • · Replies 2 ·
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2

Undergrad AC direction change - how does electricity flow?

  • matilda
  • · Replies 2 ·
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2

Undergrad Why is there force on a dielectric inserted into a capacitor

  • BearShark
  • · Replies 1 ·
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1

Undergrad Electrostatics- Charged Identical Spheres

  • Isaac Sanctis
  • · Replies 6 ·
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6

High School Understanding Ohm's Law: Explained for Musicians | Electrical Basics

  • Niaboc67
  • · Replies 18 ·
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18

Undergrad If current increases in an coil, what exactly happens?

  • Wiz700
  • · Replies 13 ·
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13

Undergrad Relation between Energy and frequency

  • gianeshwar
  • · Replies 5 ·
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5

Undergrad "Reconnection" of magnetic field lines

  • rumborak
  • · Replies 10 ·
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10

Graduate Vector potential of the Magnetic monopole

  • andresB
  • · Replies 5 ·
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5

Graduate High Frequency Transistor Tutorials

  • baby_1
  • · Replies 1 ·
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1

Graduate Magnet pull speed and distance

  • Randoms
  • · Replies 1 ·
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1

Graduate Integral form of Poisson's equation

  • spaghetti3451
  • · Replies 5 ·
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5

High School How do electrons get a charge?

  • aditya ver.2.0
  • · Replies 1 ·
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1

Graduate Gaussian units vs Lorentz-Heaviside units

  • spaghetti3451
  • · Replies 1 ·
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1

Graduate Electromagnetic waves point to point propagation

  • Stanley514
  • · Replies 9 ·
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9

Undergrad Can we calculate capacitance of an isloated meta plate?

  • AnkurGarg
  • · Replies 2 ·
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2

Graduate Electric field of water dipole

  • eftrsd
  • · Replies 3 ·
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3

Graduate Torque by magnetic field on a current carrying wire loop ?

  • mohamed el teir
  • · Replies 1 ·
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1

Graduate Wave propagating inside moving charged particles

  • coquelicot
  • · Replies 5 ·
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5

Graduate How to calculate mutual inductance of a rectangular loop

  • endiewibowo
  • · Replies 6 ·
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6

High School Choosing the Right Electric Adaptor for Your Music Keyboard: 9V vs 12V and More!

  • skepticwulf
  • · Replies 10 ·
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10

Graduate Capacitance of an isolated spherical conductor

  • Supernova123
  • · Replies 8 ·
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8

Graduate Magnetic field behind superconductors

  • losbellos
  • · Replies 1 ·
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1

Graduate How Does Magnetic Flux Conservation Apply in Superconducting Circuits?

  • Drew Drowden
  • · Replies 6 ·
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6

Graduate Frequency: Electromagnetic waves

  • ravikannaujiya
  • · Replies 15 ·
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15

Undergrad Are two charges always in electrostatic equilibrium?

  • kay
  • · Replies 3 ·
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3

Graduate Balancing magnetic force with gravity.

  • Sammy268
  • · Replies 1 ·
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1

Insights A Partial "Derivation" of Gauss's Law - Comments

  • eifphysics
  • · Replies 2 ·
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2

Undergrad Resistance of Electrons in Wire: Factors & Theories

  • Alexander Main
  • · Replies 1 ·
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1

High School Ceramic that is electrical conductor?

  • fysik
  • · Replies 3 ·
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3

Graduate MRI Electromagnet Interference in a Figure-8 cable

  • Ruumahum
  • · Replies 2 ·
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2

Graduate Charge distribution on an irregular conducting surface

  • Aman Chauhan
  • · Replies 10 ·
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10

Graduate Ampere's Law for a finite wire

  • Septim
  • · Replies 20 ·
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20

Graduate In Mechanical Wave v = w/k. EM wave w/k = c. How Equated ?

  • Point Conception
  • · Replies 5 ·
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5

High School Beginner question about magnetism

  • Incredible_bulk
  • · Replies 11 ·
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11

Undergrad Regarding electricity and electric generators

  • CompileTime
  • · Replies 6 ·
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6

Graduate Integral Form of Gauss' Law at Center of Finite Wire

  • Nate Wellington
  • · Replies 2 ·
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2

Graduate How Does the Poynting Vector Behave When Light Enters a Dielectric Medium?

  • Wminus
  • · Replies 11 ·
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11

Graduate Scientists make nanofibers using fridge magnet & ferrofluid

  • ella_maru
  • · Replies 1 ·
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1

Undergrad Dark current in a phodetector and Crookes radiometer

  • lufc888
  • · Replies 1 ·
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1

Undergrad Electric dipole moment and Electric field

  • superduke1200
  • · Replies 4 ·
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4

Graduate Electron charge^2 as a product of radius, mass, and c^2?

  • Shawnyboy
  • · Replies 6 ·
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6

Undergrad Understanding Electron Liberation in Relation to Light Frequencies

  • member 529879
  • · Replies 1 ·
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1

Undergrad Electric field and electric charge inside the Earth?

  • Hardik Batra
  • · Replies 3 ·
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3

Graduate Magnetic powder in a solenoid - how would it react?

  • EddieP
  • · Replies 1 ·
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1

Undergrad How is wireless data sent over the airwaves?

  • andy__9
  • · Replies 6 ·
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6

High School Direction of force without right-hand rule?

  • Vinster
  • · Replies 2 ·
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2

Undergrad Charge on two concentric spherical shells

  • brianeyes88677
  • · Replies 7 ·
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7

Undergrad Charge accumulated at two ends of resistor/inductor?

  • kelvin490
  • · Replies 4 ·
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4

Undergrad Charging a Capacitor: Battery & Conductor Effects

  • henry3369
  • · Replies 5 ·
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5

Undergrad Electric flux linked with spherical shell having a hole?

  • Hardik Batra
  • · Replies 4 ·
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4

Graduate Electric field inside a dielectric sphere with cavity

  • Leotron
  • · Replies 4 ·
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4

Graduate Why is it advantageous to use vectors D and A in problems?

  • Sammy268
  • · Replies 1 ·
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1

Graduate Strong electric field and dielectric breakdown

  • Northprairieman
  • · Replies 1 ·
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1

Graduate Pictures of Magnetic Field Lines

  • lavinia
  • · Replies 5 ·
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5

Undergrad Limit on Faraday's cage (rearranging charges)

  • olu
  • · Replies 1 ·
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1

Undergrad How can I safely assemble a pulsed DC electromagnet for eddy current levitation?

  • Skatterbrain
  • · Replies 6 ·
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6

Graduate Photoelectric Effect (Concept)

  • AKJ1
  • · Replies 1 ·
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1

High School Connection in parallel/series?

  • mohamed el teir
  • · Replies 28 ·
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28

High School What is the unit value of coulomb constant(k)?

  • Hardik Batra
  • · Replies 2 ·
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2

Graduate The Importance of Gravitational Frequency Shift in GPS Measurements

  • epsilon
  • · Replies 7 ·
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7

Graduate Why Do Accelerated Charges Radiate?

  • bhobba
  • · Replies 4 ·
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4

Undergrad I don't understand this question.

  • SomethingWrong
  • · Replies 2 ·
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2

Undergrad Why Does a Capacitor's Charge Remain the Same When Voltage is Removed?

  • Rohan R T
  • · Replies 2 ·
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2

High School Good energy efficient motor to use with 12 volt battery?

  • Michael Rath
  • · Replies 4 ·
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4

Undergrad Can a Strong Magnet Induce EMF in a Copper Wire Solenoid from a Distance?

  • Abhilash Goyal
  • · Replies 3 ·
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3

Undergrad Motion of Electron: Background Force & Other Particles

  • Swetha.M.L
  • · Replies 6 ·
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6

Graduate Magnetic Levitation : Confusion with Lenz's Law

  • msharma97
  • · Replies 1 ·
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1

Undergrad A capacitor Discharging into another capacitor

  • Jamessamuel
  • · Replies 1 ·
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1

Graduate Why magnetic constant is specifically 4*pi*e-7

  • Ozgen Eren
  • · Replies 12 ·
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12

High School Can a static electron be influenced by a magnetic field due to its charge?

  • aditya ver.2.0
  • · Replies 6 ·
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6

Undergrad Plates of capacitors and dielectric constant

  • gracy
  • · Replies 3 ·
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3

Undergrad Uncertainty in ammeter and voltmeter?

  • CAH
  • · Replies 4 ·
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4

Undergrad Is Free Energy Possible Through Tesla's Discoveries?

  • koneko369
  • · Replies 7 ·
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7

Undergrad Rolling resistance, tire tolerance, gas mileage

  • Mantikore
  • · Replies 9 ·
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9

Undergrad Help with Transformers: Understand Step-Up Coils & Voltage

  • DWarrington
  • · Replies 25 ·
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25

Undergrad Electric field inside a closed conductor.

  • Shreyansh
  • · Replies 8 ·
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8

Undergrad Charge on two concentric spherical shells

  • brianeyes88677
  • · Replies 1 ·
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1

Undergrad Could someone explain to me what electricity really is?

  • koliko987
  • · Replies 10 ·
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10

Undergrad Electric potential on circumference of charged ring

  • AdityaDev
  • · Replies 1 ·
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1

Undergrad Capacitors connected in series?

  • mohamed el teir
  • · Replies 34 ·
2
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34

Undergrad What is the total charge in a series capacitor circuit?

  • Jamessamuel
  • · Replies 2 ·
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2

Graduate Is the Permittivity of a Conductor Infinite or Zero?

  • Prannoy Mehta
  • · Replies 2 ·
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2

Graduate Conservation of Energy and current

  • KronosZ
  • · Replies 2 ·
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2

Undergrad How is energy conserved by magnet lifting a metallic object

  • tmhen
  • · Replies 3 ·
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3

Undergrad Capacitor's dielectric and voltage?

  • mohamed el teir
  • · Replies 11 ·
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11

Graduate Detecting the charge distribution within a Faraday cage

  • Happiness
  • · Replies 5 ·
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5

Undergrad Can current be induced in a uniform magnetic field?

  • Deep_Thinker97
  • · Replies 5 ·
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5

Graduate Prefactor of classical electron radius

  • greypilgrim
  • · Replies 1 ·
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1

High School Variable resistor and thermistors?

  • CAH
  • · Replies 1 ·
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1

Graduate How quickly does a magnetic field propagate in a vacuum?

  • Hardik Batra
  • · Replies 8 ·
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8

Undergrad Electron accelerating in a bent wire

  • lirkepirk
  • · Replies 5 ·
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5

Graduate Electric field outside a conductor and its surface charge

  • Happiness
  • · Replies 1 ·
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1

Graduate A puzzle on a Faraday cage "eating up" information

  • Happiness
  • · Replies 9 ·
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9

Graduate Capacitance of a spherical capacitor?

  • mohamed el teir
  • · Replies 6 ·
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6

Undergrad A.c. current and induced force

  • BasilBassam
  • · Replies 1 ·
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1

Undergrad Why isn't my Faraday Cage blocking wifi signals?

  • Joey B
  • · Replies 24 ·
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24

Undergrad Does light cause electrons to constantly change state?

  • harry95'
  • · Replies 16 ·
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16