| 单词 | coulomb law |
| 释义 | > as lemmasCoulomb law Coulomb law n. (also Coulomb's law) either of two laws in electrostatics: (a) (see quot. 1908); (b) a law that like charges repel, and opposite charges attract each other, the force varying inversely as the squares of the distances between them, and proportionally to the product of the magnitudes of the charges. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > [noun] > static electricity > laws Coulomb law1854 1854 W. Thomson in London, Edinb. & Dublin Philos. Mag. 8 48 Coulomb's law. 1908 J. H. Jeans Math. Theory Electr. & Magn. ii. 45 Coulomb's Law. If R is the outward intensity [of the electric field] at a point just outside a conductor, then R = 4πσ, where σ is the surface density of electrification on the conductor. 1938 L. B. Loeb Atomic Struct. i. 30 There thus seems to be a general limit at which the Coulomb law fails. < as lemmas |
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