concentric 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 — [16] Ultimately, coil, cull, and collect are the same word. All come from Latin colligere ‘gather together’. Its past participial stem produced collect, but the infinitive form passed into Old French as coillir, culler, etc, and thence into… …
4coil — 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,… …
5coil — [16] Ultimately, coil, cull, and collect are the same word. All come from Latin colligere ‘gather together’. Its past participial stem produced collect, but the infinitive form passed into Old French as coillir, culler, etc, and thence into… …
6Rogowski coil — A Rogowski coil, named after Walter Rogowski, is an electrical device for measuring alternating current (AC) or high speed current pulses. It consists of a helical coil of wire with the lead from one end returning through the centre of the coil… …
7induction coil — Elect. a transformer for producing high voltage alternating current from a low voltage direct current, consisting essentially of two concentric coils with a common soft iron core, a primary coil with relatively few windings of heavy wire, and a… …
8induction coil — /ɪnˈdʌkʃən kɔɪl/ (say in dukshuhn koyl) noun a transformer designed as two concentric coils with a common soft iron core, with the inner coil (primary) of few turns and the outer coil (secondary) of a great number of turns. When the primary is… …
9induction 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 …
10Rolls-Royce Merlin — Merlin The Rolls Royce Merlin …
