Re: erase with magnet

["Riad S. Wahby" <rsw () jfet org>]

Maarten <fulldisc () ultratux org> wrote:
> field gets exponentially weaker as the distance increases, you would need 

Nit picking: for e.g. a bar magnet it's inverse square, not
exponential.

-- 
Riad Wahby
rsw () jfet org
MIT VI-2 M.Eng

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