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  2. Inch - Wikipedia

    en.wikipedia.org/wiki/Inch

    A fire hydrant marked as 3-inch. The inch (symbol: in or ... 2.54 centimeters (1 inch is exactly 2.54 cm) 25.4 millimetres (1 inch is exactly 25.4 mm)

  3. Orders of magnitude (length) - Wikipedia

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

    1.7 cm – length of a Thorius arboreus, the smallest salamander [113] 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 [114] 3.5 cm – width of film commonly used in motion pictures and still photography

  4. List of disk drive form factors - Wikipedia

    en.wikipedia.org/wiki/List_of_disk_drive_form...

    8-, 5.25-, 3.5-, 2.5-, 1.8- and 1-inch HDDs, together with a ruler to show the length of platters and read-write heads A newer 2.5-inch (63.5 mm) 6,495 MB HDD compared to an older 5.25-inch full-height 110 MB HDD. IBM's first hard drive, the IBM 350, used a stack of fifty 24-inch platters and was of a size comparable to two large refrigerators.

  5. Drive bay - Wikipedia

    en.wikipedia.org/wiki/Drive_bay

    For 2.5-inch bays, actual dimensions are 2 + 3 ⁄ 4 inches (69.9 mm) wide, between 5 millimetres (0.20 in) and 3 ⁄ 4 inch (19.1 mm) high, and 3.955 inches (100.5 mm) deep. However, most laptops have drive bays smaller than the 15 mm specification. 2.5-inch hard drives may range from 7 mm to 15 mm in height.

  6. Display size - Wikipedia

    en.wikipedia.org/wiki/Display_size

    Common screen dimensions are listed in the table below (the most common diagonal dimensions in inches as of 2020 are bolded). If the display is not listed, then the following equations can be used. Note that D is the diagonal (in centimeters or inches), W is the width (in pixels), and H is the height (in pixels).

  7. List of floppy disk formats - Wikipedia

    en.wikipedia.org/wiki/List_of_floppy_disk_formats

    8 inch single 1 50 8 3,500 b: hard 1.4 Mb [15] 375 FM Memorex 651 single 64 32 1.056 b: 2.2 Mb [17] Platform Size Density Side Track Sector Byte Sectoring Capacity RPM

  8. Photo print sizes - Wikipedia

    en.wikipedia.org/wiki/Photo_print_sizes

    The alternative Super series, denoted SnR, nR Plus or nR+, has an aspect ratio of 3∶2 (or as close as possible) and thus provides a better fit for standard 135 film (35 mm) at sizes of 8 inches or above. 5R is twice the size of a 2R print, 6R twice the size of a 4R print and S8R twice the size of 6R. 4D/6D is a newer size for most consumer ...

  9. Bed size - Wikipedia

    en.wikipedia.org/wiki/Bed_size

    In Turkey, single size beds are usually 90 cm × 190 cm (35 in × 75 in); long single size 90 cm × 200 cm (35 in × 79 in); large single size 100 cm × 200 cm (39 in × 79 in). There is also an intermediate size used for one and a half people [ clarification needed ] in Turkey: 120 cm × 200 cm (47 in × 79 in).