Electrical Engineering ⇒ Topic : Ageing of a permanent magnet
Ageing of a permanent magnet:- Ageing of a permanent magnet is the process of normal or accelerated change, under continued normal or specified artificial conditions, in the strength of the magnetic field maintained. Metallurgical ageing is a result of a change in the metallurgical condition of the magnet, which changes its ability to maintain itself in a magnetised condition.
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