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Results tagged with electromagnetism
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user 42057
The classical theory of electric and magnetic fields, both in the static and dynamic case. It also covers general questions about magnets, electric attraction/repulsion, etc. Distinct from electrical-engineering.
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Using a permanent magnet as an electromagnet core
A simple answer to my question that I won't necessarily accept, but adds information gathered elsewhere: Neodymium magnets in particular are terrible at carrying magnetic flux, unlike iron, so could n …
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Using a permanent magnet as an electromagnet core
If I had a large cylindrical neodimium magnet or stack of same, with a coil wound around it. In an unpowered state the magnet would have a certain attraction. With one polarity of current, I would ima …
- 139
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What is the effect of changing the volume of a permanent magnet in the vicinity of an electr...
If I have a single Neodimium permanent magnet, held at a fixed distance (gap distance) from the end of an energised coil, what would be the effect of adding a second magnet to the back side of the fir …
- 139