本题目来源于试卷: Physics Unit16: Electric Charge and Electric Field，类别为 通用国际物理
[单选题]
Sphere A carries a net pw:ybp4 r*/z pchatnwl. gj scqx+h5eg/:s+ 2q ,qrge and sphere B is neutral. They are placed near each other on an insulated table. Which statement b+tgqs cl+qw.2:x,negq5 s /hjest describes the electrostatic force between them?
A. There is no force between them since one is neutral.
B. There is a force of repulsion between them.
C. There is a force of attraction between them.
D. The force is attractive if A is charged positively and repulsive if A is charged negatively.
参考答案: C
本题详细解析:
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