Tip - How do permanent magnets manage to focus field on one side?

Published  | Submitted by Edwin Don Hendricks
How do permanent magnets manage to focus field on one side?

The actuator of a hard drive head consists of two very strong neodymium magnets, with an electromagnetic coil between them. If you take that apart, the magnets attract each other very strongly. The...

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Posted: 9 years, 4 month(s) ago

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