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功率怎么转换成电流
更新时间: 2020-08-14 00:00:00  

电流等于功率除电压,知道电压和功率的大小就可以求得电流的大小。

补充介绍电流和功率:

电流:科学上把单位时间里通过导体任一横截面的电量叫做电流强度,简称电流,通常用字母I表示,它的单位是安培,简称安,符号A,也是指电荷在导体中的定向移动。

功率:功率是指物体在单位时间内所做的功的多少,即功率是描述做功快慢的物理量,功的数量一定,时间越短,功率值就越大。

关键词: 功率 怎么 转换 电流

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