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> A、B、C、D四个带电的小球，已知：A吸引B，B排斥C，C排斥D，A带正电．则B、C、D三小球带电的种类分别是 A.正电，负电，负电 B.负电，正电，正电 C.负电，负电，负电 D.正电，负电，正电

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发布时间：2024-09-12

A、B、C、D四个带电的小球，已知：A吸引B，B排斥C，C排斥D，A带正电．则B、C、D三小球带电的种类分别是

A.正电，负电，负电
B.负电，正电，正电
C.负电，负电，负电
D.正电，负电，正电

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