coiled configuration
41Balun — Pair of AC E 120 Ohm twisted pair (Krone IDC) to 75 Ohm coaxial cable balun transformers. Actual length is about 3cm …
42Chairlift — For the musical group, see Chairlift (band). A stairlift is sometimes called a chairlift . Hunter Mountain chairlift …
43Cyclic order — In mathematics, a cyclic order is a way to arrange a set of objects in a circle.[nb] Unlike most structures in order theory, a cyclic order cannot be modeled as a binary relation a < b . One does not say that east is more clockwise than west.… …
44Churchill tank — Tank, Infantry, Mk IV (A22) Tank, Infantry Mk IV Churchill IV (75mm) Type Infantry tank Place of origin …
45Marching percussion — instruments are specially designed to be played while moving. This is achieved by attaching the drum(s) to a special harness (also called a carrier or rack) worn by the drummer. The drums are designed and tuned for maximum articulation and… …
46Tremolo arm — A tremolo arm or tremolo bar (also called a whammy bar or wang bar ) is a lever attached to the bridge and/or the tailpiece of an electric guitar or archtop guitar to enable the player to quickly vary the tension and sometimes the length of the… …
47Making fire — A flint, metal implement to strike with it, charred cloth and piece of mushroom Fire was an essential tool in early human cultural development and still important today. Many different techniques for making fire (also called firemaking,… …
48Entropic force — In physics, an entropic force acting in a system is a macroscopic force whose properties are primarily determined not by the character of a particular underlying microscopic force (such as electromagnetism), but by the whole system s statistical… …
49Emergency vehicle lighting — refers to any of several visual warning devices, which may be known as light bars or beacons, fitted to a vehicle and used when the driver wishes to convey to other road users the urgency of their journey, to provide additional warning of a… …
50Rope Jousting — is a sporting competition between two jousters, that resembles a Tug of war. In this event, two Cinder blocks are placed a distance apart. The two jousters stand upon the blocks with a rope stretched between them. The objective for each jouster… …
