Torricelli's law

noun

Physics.

1. the law that states that the speed of flow of a liquid from an orifice is equal to the speed that it would attain if falling freely a distance equal to the height of the free surface of the liquid above the orifice.

Word History and Origins

Origin of Torricelli's law¹

After E. Torricelli, who discovered the law

Example Sentences

Buffon could, if he wished, look back to the seventeenth century and identify a whole series of laws that had been discovered during the Scientific Revolution: Stevin’s law of hydrostatics, Galileo’s law of fall, Kepler’s laws of planetary motion, Snell’s law of refraction, Boyle’s law of gases, Hooke’s law of elasticity, Huygens’ law of the pendulum, Torricelli’s law of flow, Pascal’s law of fluid dynamics, Newton’s laws of motion and law of gravity.

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Second, Smeaton’s work depended on the systematic application of Torricelli’s law.

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