concentric-wound coil
1coil — ► NOUN 1) a length of something wound in a joined sequence of concentric loops. 2) an intrauterine contraceptive device in the form of a coil. 3) an electrical device consisting of a coiled wire, for converting the level of a voltage, producing a …
2coil — 1. n. & v. n. 1 anything arranged in a joined sequence of concentric circles. 2 a length of rope, a spring, etc., arranged in this way. 3 a single turn of something coiled, e.g. a snake. 4 a lock of hair twisted and coiled. 5 an intra uterine… …
3coil — coil1 noun 1》 a length of something wound in a joined sequence of concentric rings. 2》 an intrauterine contraceptive device in the form of a coil. 3》 an electrical device consisting of a coiled wire, for converting the level of a voltage,… …
4induction coil — induc′tion coil n. elm a transformer that consists of two concentric coils wound on the same core and is used for producing high voltage alternating current from low voltage direct current • Etymology: 1875–80 …
5electromagnetism — /i lek troh mag ni tiz euhm/, n. 1. the phenomena associated with electric and magnetic fields and their interactions with each other and with electric charges and currents. 2. Also, electromagnetics. the science that deals with these phenomena.… …
6Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… …
7photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
8electric generator — ▪ instrument Introduction also called dynamo, any machine that converts mechanical energy to electricity for transmission and distribution over power lines to domestic, commercial, and industrial customers. Generators also produce the… …
9computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …
10Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] …
- 1
- 2
