Submitted by Gopher_Lad t3_11bp6ii in askscience
Gopher_Lad OP t1_j9zgkw2 wrote
Reply to comment by JonJackjon in What determines the size of an Eddy Current? by Gopher_Lad
You aren't physically changing the coppers properties by cutting holes into it though. Why doesn't the field induce many smaller loops of current?
wtfomg01 t1_ja16tt1 wrote
You're changing its structure and the field is both a function of its properties and its structure.
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