2005/05/05 | 电[Electricity]
类别(Ω〖物理〗) | 评论(0) | 阅读(32) | 发表于 12:41
The flow of an electric current, usually in a wire or other solid conductor, but possibly in a plasma or other conducting medium. The energy in electricity can be converted into other forms and thus used to do mechanical work. The amount of charge passing a given point per unit time from electric flow is called the current, while the energy per unit charge of the flow is called the voltage (or electric potential).

A configuration of components through which electricity is made to flow is called an electric circuit.
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