14-12-2020
Biology

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Why wouldn't you use a steel core as an electromagnet?

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udaypratapsingh0408 udaypratapsingh0408

14-12-2020

Answer:

this is because Steel is more difficult to magnetise and demagnetise but an iron core makes a temporary electromagnet because its lose its magnetism when the switch is open and and steel core is used to make a permanent electromagnet

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