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Alternating current — (green curve). The horizontal axis measures time; the vertical, current or voltage. In alternating current (AC, also ac) the movement of electric charge periodically reverses direction. In direct current (DC, also dc), the flow of electric charge … Wikipedia
List of Rugrats episodes — The following is a list of episodes from the American animated series Rugrats. The show first aired on Sunday, August 11, 1991. The first three seasons aired between 1991 1994. The series returned with two Jewish holiday specials in May 1995 and… … Wikipedia
Variable-frequency drive — A variable frequency drive (VFD) is a system for controlling the rotational speed of an alternating current (AC) electric motor by controlling the frequency of the electrical power supplied to the motor.cite book | first=Sylvester J. |… … Wikipedia
Championnat du monde de vitesse moto 2011 — Infobox compétition sportive Championnat du monde de vitesse moto 2011 Sport vitesse moto Organisateur(s) Fédération internationale de motocyclisme Éditions 63e Date … Wikipédia en Français
Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… … Wikipedia

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