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Disc sports, or disc games, are a category of activities which involve throwing and/or catching a flying disc. Participants of disc sports consistently use the "c" spelling when describing the sports equipment used in these activities, which includes team sports such as ultimate or individual sports such as disc golf .
Disc harrow, a farm implement; Discus throw or disc throw, a track and field event involving a heavy disc; Intervertebral disc, a cartilage between vertebrae; Disk (functional analysis), a subset of a vector space; Disc, a British music magazine; Disk, a part of a flower; Disc number, numbers assigned to Inuit by the Government of Canada
The compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony to store and play digital audio recordings. It uses the Compact Disc Digital Audio format which typically provides 74 minutes of audio on a disc.
The Secchi disk (or Secchi disc), as created in 1865 by Angelo Secchi, is a plain white, circular disk 30 cm (12 in) in diameter used to measure water transparency or turbidity in bodies of water. The disc is mounted on a pole or line and lowered slowly down in the water.
8-inch floppy disk, inserted in drive, (3½-inch floppy diskette, in front, shown for scale) 3½-inch, high-density floppy diskettes with adhesive labels affixed The first commercial floppy disks, developed in the late 1960s, were 8 inches (203.2 mm) in diameter; [4] [5] they became commercially available in 1971 as a component of IBM products and both drives and disks were then sold ...
One is the rotation of the disks inside the device. The other is the side-to-side motion of the head across the disk as it moves between tracks. There are two types of disk rotation methods: constant linear velocity (used mainly in optical storage) varies the rotational speed of the optical disc depending upon the position of the head, and
Compact disc−CD — computer storage media on 120 mm optical discs. Commonly used for digital audio and video storage and playback. The main article for this category is Compact disc .
A rupture disc (burst) Pressure-effect acting at a rupture disc A rupture disc, also known as a pressure safety disc, burst disc, bursting disc, or burst diaphragm, is a non-reclosing pressure relief safety device that, in most uses, protects a pressure vessel, equipment or system from overpressurization or potentially damaging vacuum conditions.