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Torricelli's law is obtained as a special case when the opening is very small relative to the horizontal cross-section of the container : v A = 2 g h . {\displaystyle v_{A}={\sqrt {2gh}}.} [ 1 ] Torricelli's law can only be applied when viscous effects can be neglected which is the case for water flowing out through orifices in vessels.
Torricelli's experiment was invented in Pisa in 1643 by the Italian scientist Evangelista Torricelli (1608-1647). The purpose of his experiment is to prove that the source of "horror of the vacuum" by nature comes from atmospheric pressure .
A water clock uses the flow of water to measure time. If viscosity is neglected, the physical principle required to study such clocks is Torricelli's law. Two types of water clock exist: inflow and outflow. In an outflow water clock, a container is filled with water, and the water is drained slowly and evenly out of the container.
Evangelista Torricelli (/ ˌ t ɒr i ˈ tʃ ɛ l i / TORR-ee-CHEL-ee; [1] [2] Italian: [evandʒeˈlista torriˈtʃɛlli] ⓘ; 15 October 1608 – 25 October 1647) was an Italian physicist and mathematician, and a student of Galileo.
Torricelli's law, a theorem in fluid dynamics; Torricelli's equation, an equation created by Evangelista Torricelli; Torricelli's trumpet or Gabriel's Horn, a geometric figure; Torricelli point or Fermat point, a point such that the total distance from the three vertices of the triangle to the point is the minimum possible
In physics, Torricelli's equation, or Torricelli's formula, is an equation created by Evangelista Torricelli to find the final velocity of a moving object with constant acceleration along an axis (for example, the x axis) without having a known time interval.
The maximum possible drain rate for a tank with a hole or tap at the base can be calculated directly from Bernoulli's equation and is found to be proportional to the square root of the height of the fluid in the tank. This is Torricelli's law, which is compatible with Bernoulli's principle.
Torricelli's proof demonstrated that the volume of the truncated acute hyperbolic solid and added cylinder is the same as the volume of the red cylinder via application of Cavalieri's indivisibles, mapping cylinders from the former to circles in the latter with the range /, which is both the height of the latter cylinder and the radius of the base in the former.