controlled element

  • 71Latin America, history of — Introduction       history of the region from the pre Columbian period and including colonization by the Spanish and Portuguese beginning in the 15th century, the 19th century wars of independence, and developments to the end of World War II.… …

    Universalium

  • 72Nuclear fission — For the generation of electrical power by fission, see Nuclear power. Splitting the atom redirects here. For the EP, see Splitting the Atom. Nuclear physics Radioactive decay Nuclear fission Nuclear fusio …

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  • 73Resistor — A typical axial lead resistor Type Passive Working principle Electrical resistance Invented Ge …

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  • 74Zinc — This article is about the metallic element. For other uses, see Zinc (disambiguation). copper ← zinc → gallium ↑ Zn ↓ Cd …

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  • 75Abdominal aortic aneurysm — Classification and external resources CT reconstruction image of an abdominal aortic aneurysm ICD 10 I …

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  • 76Traffic Control — ➡ law enforcement * * * Introduction       supervision of the movement of people, goods, or vehicles to ensure efficiency and safety.       Traffic is the movement of people and goods from one location to another. The movement typically occurs… …

    Universalium

  • 77literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …

    Universalium

  • 78POLAND — POLAND, republic in E. Central Europe; the kingdom of Poland and the grand duchy of Lithuania united formally (Poland Lithuania) in 1569. This article is arranged according to the following outline: the early settlements jewish legal status… …

    Encyclopedia of Judaism

  • 79Calcium — (pronEng|ˈkælsiəm) is the chemical element with the symbol Ca and atomic number 20. It has an atomic mass of 40.078. Calcium is a soft grey alkaline earth metal, and is the fifth most abundant element by mass in the Earth s crust. Calcium is also …

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  • 80Current source — Figure 1: An ideal current source, I, driving a resistor, R, and creating a voltage V A current source is an electrical or electronic device that delivers or absorbs electric current. A current source is the dual of a voltage source. The term… …

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