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  2. One half - Wikipedia

    en.wikipedia.org/wiki/One_half

    The "one-half" symbol has its own code point as a precomposed character in the Number Forms block of Unicode, rendering as ½.. The reduced size of this symbol may make it illegible to readers with relatively mild visual impairment; consequently the decomposed forms 1 ⁄ 2 or ⁠ 1 / 2 ⁠ may be more appropriate.

  3. f-number - Wikipedia

    en.wikipedia.org/wiki/F-number

    In the following quote, an "apertal ratio" of "1 ⁄ 24" is calculated as the ratio of 6 inches (150 mm) to 1 ⁄ 4 inch (6.4 mm), corresponding to an f /24 f-stop: In every lens there is, corresponding to a given apertal ratio (that is, the ratio of the diameter of the stop to the focal length), a certain distance of a near object from it ...

  4. Inch - Wikipedia

    en.wikipedia.org/wiki/Inch

    Subdivisions of an inch are typically written using dyadic fractions with odd number numerators; for example, two and three-eighths of an inch would be written as ⁠2 + 3 / 8 ⁠ ″ and not as 2.375″ nor as ⁠2 + 6 / 16 ⁠ ″. However, for engineering purposes fractions are commonly given to three or four places of decimals and have been ...

  5. 1.5 - Wikipedia

    en.wikipedia.org/wiki/1.5

    Perfect fifth (3/2), a musical interval "1.5" (song), a 2018 song by 21 Savage This page was last edited on 21 ...

  6. Cun (unit) - Wikipedia

    en.wikipedia.org/wiki/Cun_(unit)

    A cun (Chinese: 寸 ts'wun; Pinyin cùn IPA |mi=), often glossed as the Chinese inch, is a traditional Chinese unit of length.Its traditional measure is the width of a person's thumb at the knuckle, whereas the width of the two forefingers denotes 1.5 cun and the width of four fingers (except the thumb) side-by-side is 3 cuns. [1]

  7. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    2 cm – approximate width of an adult human finger; 2.54 cm – 1 inch; 3.08568 cm – 1 attoparsec; 3.4 cm – length of a quail egg [113] 3.5 cm – width of film commonly used in motion pictures and still photography; 3.78 cm – amount of distance the Moon moves away from Earth each year [114] 4.3 cm – minimum diameter of a golf ball [115]

  8. 2 Degrees Will Change The World - The Huffington Post

    data.huffingtonpost.com/2015/11/two-degrees-will...

    The green, orange and yellow lines indicate how surface temperatures will likely respond if leading carbon emitters begin to reduce reliance on fossil fuels. Without immediate curbs, temperatures are set to follow the red track, and increase between 3.2 and 5.4 degrees Celsius by 2100. The green line shows how we can minimize warming if ...

  9. List of floppy disk formats - Wikipedia

    en.wikipedia.org/wiki/List_of_floppy_disk_formats

    3 1 ⁄ 2 inch Single 1 80 2 1,280 200 kB [29] FM Used only in Tandy Portable Disk Drive 2 5 1 ⁄ 4 inch Double 1 35 18 256 157 kB [30] MFM Color Computer HP 9114A 3 1 ⁄ 2 inch Double 2 80 16 256 128-710kB [31] 600 MFM Used with HP 110 and Portable Series 40 & 70 HP 9895A 8 inch Double 2 77 29 256 1.18 MB [32] 360 MFM HP 9130K 5 1 ⁄ 4 inch ...