Search results
Results from the WOW.Com Content Network
Pressure in water and air. Pascal's law applies for fluids. Pascal's principle is defined as: A change in pressure at any point in an enclosed incompressible fluid at rest is transmitted equally and undiminished to all points in all directions throughout the fluid, and the force due to the pressure acts at right angles to the enclosing walls.
1621 – Willebrord Snellius: Snell's law; 1632 – Galileo Galilei: The Galilean principle (the laws of motion are the same in all inertial frames) 1660 – Blaise Pascal: Pascal's law; 1660 – Robert Hooke: Hooke's law; 1662 – Robert Boyle: Boyle's law; 1663 – Otto von Guericke: first electrostatic generator
The law was named for chemist and physicist Robert Boyle, who published the original law in 1662. The French physicist Edme Mariotte discovered the same law independently of Boyle in 1676. 1671: Newton–Raphson method – Joseph Raphson (1690), Isaac Newton (Newton's work was written in 1671, but not published until 1736).
Pascal made contributions to developments in both hydrostatics and hydrodynamics. Pascal's Law is a fundamental principle of fluid mechanics that states that any pressure applied to the surface of a fluid is transmitted uniformly throughout the fluid in all directions, in such a way that initial variations in pressure are not changed.
A set of communicating vessels Animation showing the filling of communicating vessels. Communicating vessels or communicating vases [1] are a set of containers containing a homogeneous fluid and connected sufficiently far below the top of the liquid: when the liquid settles, it balances out to the same level in all of the containers regardless of the shape and volume of the containers.
Pascal's invention was almost certainly independent, as "it is almost certain that Pascal would not have known of Schickard's machine." [21] Pascal realized that a single-tooth gear would only be adequate for a carry that only needs to propagate a few places. For more digits, the force required to propagate extended carries would damage such gears.
Blaise Pascal [a] (19 June 1623 – 19 August 1662) was a French mathematician, physicist, inventor, philosopher, and Catholic writer.. Pascal was a child prodigy who was educated by his father, a tax collector in Rouen.
The actual invention could have been Roman or Asiatic. Anyway, the system reached a huge diffusion as a consequence of Italian use and theorisation, with Summa de Arithmetica containing the rules of double-entry, the first example of calculating a neperian logarithm as well as early examples of probability calculus. [76]