Bernoulli's theorem

American  

noun

1. Statistics. law of averages.

2. Hydrodynamics. an expression of the conservation of energy in streamline flow, stating that the sum of the ratio of the pressure to the mass density, the product of the gravitational constant and the vertical height, and the square of the velocity divided by 2 are constant.

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Etymology

Origin of Bernoulli's theorem

1920–25; Bernoulli's theorem ( in def. 1 ) named after Jakob Bernoulli; Bernoulli's theorem ( in def. 2 ) named after Daniel Bernoulli

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Example Sentences

See Examples For:

Bernoulli's theorem

But Bernoulli's theorem doesn't explain why that higher velocity on top of the wing lowers pressure.

From Salon ● Aug. 9, 2021

This means that Bernoulli’s theorem alone is insufficient to explain these facts.

From Scientific American ● Feb. 4, 2020

Bernoulli’s theorem attempts to explain lift as a consequence of the curved upper surface of an airfoil, the technical name for an airplane wing.

From Scientific American ● Feb. 4, 2020

By far the most popular explanation of lift is Bernoulli’s theorem, a principle identified by Swiss mathematician Daniel Bernoulli in his 1738 treatise, Hydrodynamica.

From Scientific American ● Feb. 4, 2020

Nevertheless, there are several reasons that Bernoulli’s theorem does not by itself constitute a complete explanation of lift.

From Scientific American ● Feb. 4, 2020

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