normally open switch
71Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… …
72Ferroresonance — The phenomenon of Ferroresonance is the occurrence of an unstable high voltage, typically on 3 phase electrical systems which only occurs under specific conditions. The nature of the overvoltage can cause the failure of equipment.Ferroresonance… …
73iPhone — This article is about the line of smartphones by Apple. For other uses, see iPhone (disambiguation). The iPhone 4S, the most recent generation of the iPhone iPhone models …
74Quattro (four wheel drive system) — quattro (meaning four in Italian), is the name used by Audi AG to indicate that four wheel drive (4WD) technologies or systems are used on specific models of the Audi automobiles.Audi.com Glossary [http://www.audi.com/audi/com/en2/tools/glossary/e… …
75France — /frans, frahns/; Fr. /frddahonns/, n. 1. Anatole /ann nann tawl /, (Jacques Anatole Thibault), 1844 1924, French novelist and essayist: Nobel prize 1921. 2. a republic in W Europe. 58,470,421; 212,736 sq. mi. (550,985 sq. km). Cap.: Paris. 3.… …
76Snowboard — A snowboard is a thin, hourglass shaped board ridden down a sloped section of earth covered in snow. It is often thought of as the winter equivalent of a wakeboard, as the rider s feet are bound to the board via bindings. Snowboards generally… …
77Disneyland Railroad — This article is about the Railroad at Disneyland. For the Railroad at Disneyland Paris, see Disneyland Railroad (Paris). Disneyland Railroad Reporting mark DRR …
78NFL on television — The television rights to broadcast National Football League (NFL) games are the most lucrative and expensive rights of any American sport. It was television that brought professional football into prominence in the modern era after World War II.… …
79Flexible-fuel vehicle — For other types of vehicles, see Alternative fuel vehicle and Hybrid vehicle. The Ford Model T was the first commercial flex fuel vehicle. The engine was capable of running on gasoline or ethanol, or a mix of both. A flexible fuel vehicle (FFV)… …
80India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …
