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magnetic lines of force

   Also found in: Dictionary/thesaurus, Medical, Acronyms 0.05 sec.
magnetic lines of force [mag′nedĀ·ik ′līnz əv ′fȯrs]
(electromagnetism)
Lines used to represent the magnetic induction in a magnetic field, selected so that they are parallel to the magnetic induction at each point, and so that the number of lines per unit area of a surface perpendicular to the induction is equal to the induction. Also known as magnetic flux; magnetic lines of flux.


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The magnetic lines of force created extend into the casting, which in turn induces the flow of eddy currents.
It also appears to have a remarkably well ordered structure that resembles the bar magnet pattern--exemplified by magnetic lines of force looping from the north pole to the south pole--exhibited by Earth and the sun.
Iron filings sprinkled around a bar magnet reveal that the magnetic lines of force loop from one end of the bar to the other and are densest, or strongest, at each end.
 
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