Brainee Posted April 28, 2023 Share Posted April 28, 2023 How do metal detectors work since they can detect metals that are not magnetic? 1 Link to comment Share on other sites More sharing options...
exchemist Posted April 28, 2023 Share Posted April 28, 2023 2 hours ago, Brainee said: How do metal detectors work since they can detect metals that are not magnetic? They rely on metals being electrically conductive. An AC electromagnet induces eddy currents in the metal object, which alter the net field (from the detector and the metal) close to the object. 1 Link to comment Share on other sites More sharing options...
paulsutton Posted April 28, 2023 Share Posted April 28, 2023 1 hour ago, exchemist said: They rely on metals being electrically conductive. An AC electromagnet induces eddy currents in the metal object, which alter the net field (from the detector and the metal) close to the object. Cool, thanks for this, often wondered the same thing. Link to comment Share on other sites More sharing options...
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