Biot, together with Savart, discovered that the intensity of the magnetic field set up by a current flowing through a wire varies inversely with the distance from the wire.
Biot, kasama ang Savart, natuklasan na ang intensity ng batubalani patlang-set up ng isang kasalukuyang agos sa pamamagitan ng telegrama inversely na may nag-iiba-iba ang layo mula sa kawad.