Bar (unit)

A bar (symbol bar) is a unit of pressure. It is not an SI unit. It is accepted (although discouraged) for use with the SI. The bar is still widely used in descriptions of pressure because it is about the same as atmospheric pressure.

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The bar is defined as:

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• 1 bar = 100 000 pascals (Pa) = 100 kPa

The old definition was:

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• 1 bar = 1 000 000 dynes/square centimetre

Pressure: Pressure is the amount of force applied normal to a surface divided by the area of that surface. As an example of varying pressures, a finger can be pressed against a wall without making any lasting impression; however, the same finger pushing a thumbtack can easily damage the wall. Although the f...

SI: The International System of Units (abbreviated SI from the French phrase, Syst?me International d'Unit?s) is the most widely used system of units. It is the most common system for everyday commerce in the world, and is almost universally used in the realm of science....

Bar (unit) related Images and Photos (experimental)

Bar-Lock	Bar Bingo	Bar Hound	Bar Rules
The Unit: Season 4	Wonder Bar (DVD)	Bar Scene II	Sand Bar 2
Cigar Bar	Bar-L Ranch	Wonder Bar	The Bar Bill