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  1. idkwahi

    General questions about electromagnets.

    I am trying to design a low current electromagnet that can pick up small metal objects (about 50 grams). First off I want to make sure I am using the correct formulas. I saw this one in another thread: F = 0.577 X B^2 * A Can I set that force equal to that of the metal objects F = ma where a =...

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