本题目来源于试卷: Physics Unit16: Electric Charge and Electric Field，类别为 国际高中通用物理
[单选题]
A glass rod is rubbed with a piece of silk. During the process0l52 z4ah kzrb.q0 vbz the glass rod ac.za zh0 4kbz205q lbvr2irqk kmm-d8 mb ; .)pqx1-bjfquires a positive charge and the six kj18q)br mk2-i -mbmf dq;.plk
A. acquires a positive charge also.
B. acquires a negative charge.
C. remains neutral.
D. could either be positively charged or negatively charged. It depends on how hard the rod was rubbed.
参考答案: B
本题详细解析:
暂无
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