求高中电路概念
求高中电路概念
RT,越详尽越好,
RT,越详尽越好,
物理人气:798 ℃时间:2020-02-04 03:57:11
优质解答
第八章 电场 一、三种产生电荷的方式: 1、摩擦起电: (1)正点荷:用绸子摩擦过的玻璃棒所带电荷; (2)负电荷:用毛皮摩擦过的橡胶棒所带电荷; (3)实质:电子从一物体转移到另一物体; 2、接触起电: (1)实...
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