Charles's law

[ chahrl-ziz law ]

Phonetic (Standard)IPA

noun

, Thermodynamics.

Charles's law

/ chärl′zĭz /

The principle that the volume of a given mass of an ideal gas is proportional to its temperature as long as its pressure remains constant. Charles's law is a subcase of the ideal gas law .
Compare Boyle's law

First recorded in 1785–90; named after J. A. C. Charles (1746–1823), French physicist, who stated it

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