Search found 2 matches

by rotarity
Wed Jul 08, 2009 11:23 pm UTC
Forum: Science
Topic: Extracting energy from a permanent magnet
Replies: 66
Views: 42976

Re: Extracting energy from a permanent magnet

Well, the point is that, as mentioned before, magnetic moments are not primitive entities, they are made up of charges. Whenever it appears as if the magnetic field is doing work on a magnetic moment, at the level of charges the work is actually being done by a hidden electric field. If you're clev...
by rotarity
Wed Jul 08, 2009 12:13 pm UTC
Forum: Science
Topic: Extracting energy from a permanent magnet
Replies: 66
Views: 42976

Re: Extracting energy from a permanent magnet

Well, the point is that, as mentioned before, magnetic moments are not primitive entities, they are made up of charges. Whenever it appears as if the magnetic field is doing work on a magnetic moment, at the level of charges the work is actually being done by a hidden electric field. For example, co...

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