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bar magnet

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
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Noun1.bar magnet - a magnet in the form of a bar with magnetic poles at each endbar magnet - a magnet in the form of a bar with magnetic poles at each end
magnet - (physics) a device that attracts iron and produces a magnetic field


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Note that horseshoe and bar magnets are not suitable for therapeutic application since they are magnetized at both ends of the U-shape.
1 billion-year-old volcanic rocks on the north shore of Lake Superior, the researchers have found that Earth's ancient magnetic field was a geocentric axial dipole - essentially a large bar magnet centered in the core and aligned with the Earth's spin axis.
[ILLUSTRATION OMITTED] One of the more interesting designs to come out of this iterative capability are designs for linear sensors utilizing dual- and triple-step magnets that surround the chip instead of just suspending a single large bar magnet above it.
 
 
 
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