- #1
coki2000
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Hi,
Why the magnetic field's formula is B=k2i/r.Where does come from?Please prove to me.Thanks.
Why the magnetic field's formula is B=k2i/r.Where does come from?Please prove to me.Thanks.
Last edited:
Hi,
Why the magnetic field's formula is B=k2i/r.Where does come from?Please prove to me.Thanks.