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Metric prefixes; Text Symbol Factor or; yotta Y 10 24: 1 000 000 000 000 000 000 000 000: zetta Z 10 21: 1 000 000 000 000 000 000 000: exa E 10 18: 1 000 000 000 000 000 000: peta P 10 15: 1 000 000 000 000 000: tera T
Most televisions were built with an aspect ratio of 4:3 until the late 2000s, when widescreen TVs with 16:9 displays became the standard. [2] This aspect ratio was chosen as the geometric mean between 4:3 and 2.35:1, an average of the various aspect ratios used in film. [3]
[1]: 143 For example, g/cm 3 is an SI unit of density, where cm 3 is to be interpreted as (cm) 3. Prefixes are added to unit names to produce multiples and submultiples of the original unit. All of these are integer powers of ten, and above a hundred or below a hundredth all are integer powers of a thousand.
The statcoulomb (statC) or franklin (Fr) is a unit of electric charge equal to 1 dyn 1/2 ⋅cm, corresponding to ~ 333.564 pC. The statampere (statA) is a unit of electric current equal to 1 statC/s , corresponding to ~ 333.564 pA .
The National Institute of Standards and Technology formerly contended that customary area units are defined in terms of the square survey foot, not the square international foot, [17] but from 2023 it states that "although historically defined using the U.S. survey foot, the statute mile can be defined using either definition of the foot, as is ...
Comparison of some book sizes based on American Library Association. [1]The size of a book is generally measured by the height against the width of a leaf, or sometimes the height and width of its cover. [2]
The name "Bluetooth" was proposed in 1997 by Jim Kardach of Intel, one of the founders of the Bluetooth SIG.The name was inspired by a conversation with Sven Mattisson who related Scandinavian history through tales from Frans G. Bengtsson's The Long Ships, a historical novel about Vikings and the 10th-century Danish king Harald Bluetooth.
Thus thousands of men under this height were denied the opportunity to fight in the war. As a result of pressure to allow them entry, special "Bantam Battalions" were created composed of men who were 4 feet 10 inches (147 cm) to 5 feet 3 inches (160 cm). By the end of the war there were 29 Bantam Battalions of about 1,000 men each.