Ampère's law

noun

Physics.

1. the law that a magnetic field induced by an electric current is, at any point, directly proportional to the product of the current intensity and the length of the current conductor, inversely proportional to the square of the distance between the point and the conductor, and perpendicular to the plane joining the point and the conductor.

Word History and Origins

Origin of Ampère's law¹

Named after A. M. Ampère

Example Sentences

The law which regulates the direction of these deflections, and which is known, from the name of its originator, as Ampère's law, is briefly as follows:— § 11.

From Project Gutenberg

The current of electricity in the opposite direction is indicated by the galvanometer needle, which moves according to Ampère's law mentioned on a preceding page.

From Project Gutenberg