phase-sequence relay
81GAM-63 RASCAL — Infobox Weapon is missile=yes name=GAM 63 RASCAL caption= origin= type=Air to surface missile used by= manufacturer=Bell Aircraft unit cost=$2,262,000 propellant=Bell XLR 67 BA 1 liquid propellant rocket engine with 10,440 lbf (46.4kN) of thrust… …
82electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
83South Africa — Republic of, a country in S Africa; member of the Commonwealth of Nations until 1961. 42,327,458; 472,000 sq. mi. (1,222,480 sq. km). Capitals: Pretoria and Cape Town. Formerly, Union of South Africa. * * * South Africa Introduction South Africa… …
84Contract bridge — Bridge declarer play Alternative name(s) Bridge Type trick taking Players 4 Skill(s) require …
85Electronic 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… …
86Propositional formula — In propositional logic, a propositional formula is a type of syntactic formula which is well formed and has a truth value. If the values of all variables in a propositional formula are given, it determines a unique truth value. A propositional… …
87Token ring — Internet protocol suite Application layer BGP DHCP DNS FTP HTTP …
88brazil — /breuh zil /, n. brazilwood. [1350 1400; ME brasile < ML < It < Sp brasil, deriv. of brasa live coal (the wood being red in color) < Gmc; see BRAISE] * * * Brazil Introduction Brazil Background: Following three centuries under the rule of… …
89Brazil — Brazilian /breuh zil yeuhn/, adj., n. /breuh zil /, n. a republic in South America. 164,511,366; 3,286,170 sq. mi. (8,511,180 sq. km). Cap.: Brasília. Portuguese and Spanish, Brasil. Official name, Federative Republic of Brazil. * * * Brazil… …
90Mars Exploration Rover — Artist s conception of rover on Mars Part of a panorama taken by the Spi …
