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Magnetism north & south pole rules magnetic materials temporary (induced) magnets permanent magnets uses igcse/gcse 9-1 Physics revision notes
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electromagnetic induction - How is polarity determined when making a permanent magnet using the "single touch" or "stroking" method? - Physics Stack Exchange
![Why is pure iron not used for making permanent magnets? Name one material used for making permanent magnets. Describe how permanent magnets are made electrically. State two examples of electrical instruments made Why is pure iron not used for making permanent magnets? Name one material used for making permanent magnets. Describe how permanent magnets are made electrically. State two examples of electrical instruments made](https://wb-qb-sg-oss.bytededu.com/lms-office/20200626/1593176019684061613_d7119e571cbe62e718746172684f858c_image1.png!content)
Why is pure iron not used for making permanent magnets? Name one material used for making permanent magnets. Describe how permanent magnets are made electrically. State two examples of electrical instruments made
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