The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and SQA exam specifications.
The rapidly changing magnetic field of an induction hob forces free electrons in a metal pan to move. Eddy currents are induced in the base of the pan. The resistivity of iron or steel is much greater than copper or aluminium, and resistive heating caused by eddy currents in stainless-steel or iron pans is sufficient to cook food.
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