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Repulsion between an electromagnet and a permanent magnet - what is the limit?

Posted 05-29-2024 at 12:43 PM by MalaMan (Blog do Mala)
Back in 2019 I created a thread in the Science subforum of City-Data Forum titled Is there any theoretical limit to the magnetic field strength of permanent magnets?

In that thread I asserted that:

Quote:
Given that in a system where an electromagnet made from an air core coil (electromagnet without a ferromagnetic or ferrimagnetic core) is in repulsion against a permanent magnet, the stronger is the magnetic field of the permanent magnet the stronger will be the force
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