KnowraPermanent magnetLinked fromLinked fromThe 10 pages that link to Permanent magnet, each with the reason it gives.All 10Broader topic 2Related 5Narrower topic 1Compared with 2Superconducting magnetCompared with: It needs no powered coil or cryostat, but offers less field adjustability and strength.ElectromagnetCompared with: Unlike a permanent magnet, an electromagnet can be switched off and adjusted electrically.