1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

A Magnetic Lines of Dipole and Circular Current wire

  1. Dec 4, 2017 #1
    What is the difference between the Magnetic Field Lines of the Dipole and Circular Current Carrying Wire at the centre?
  2. jcsd
  3. Dec 4, 2017 #2


    User Avatar
    Science Advisor
    Homework Helper
    Gold Member

    The farther away you move from the current loop in some arbitrary direction, the closer its field looks like that of a point dipole. If you have a circular current loop and move along the axis, then the field is identical to that of a point dipole in that is as a ##1/r^3## dependence.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook

Have something to add?
Draft saved Draft deleted