كيف يمكن مغنطة الفلزات الانتقالية ؟

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من الممكن تحويل الحديد والكوبلت والنيكل إلى مغنطيس كهربي . فالمغنطيس الكهربي ذو قلب من الحديد المطاوع يتحول إلى منغطيس بإمرار التيار الكهربي في الملفات التي تحيط به .

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