Energy From Magnets?
Most recent answer: 08/06/2016
- Roy Taylor (age 50)
You can check our old answer on this and get back to us if you still have questions: https://van.physics.illinois.edu/qa/listing.php?id=2845.
The basic answer is that a very small amount of energy is stored in the alignment of the field of a permanent magnet. In principle you could recover that energy as it demagnetizes, but people who think of magnets as energy sources usually have some other, non-existent, process in mind.
(published on 08/06/2016)