การดู
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Coercivity & retentivity (Permanent & electromagnets) | Magnetism & matter | Physics | Khan Academy
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Galvanometer | moving coil galvanometer 12th class explanation construction and working animation HD
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Hysterisis Loop Class 12 || All Punjab & Federal Board
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GCSE Physics - How Transformers Work #82
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Classification|Magnetic|Materials|Diamagnetic|Paramagnetic|Ferromagnetic|Physics 12|Tamil|MurugaMP
