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Physics Unit16: Electric Charge and Electric Field (id: 3485da2e4)

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admin 发表于 2024-2-6 09:50:02 | 显示全部楼层 |阅读模式
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]
A large negatively chahhfa) : lkj/jo,2dah:rged object isq(yt tvud8z 3pe5fac/-:lo 3t placed on an insulated table. A neutral metallic ball rolls straight toward the object, but stops before it touches it. A second neutral metallic ball rolls along thvd ytzpc8eut (f3-a: ot35lq/e path followed by the first ball, strikes the first ball, and stops. The first ball rolls forward, but does not touch the negative object. At no time does either ball touch the negative object. What is the final charge on each ball?

A. The first ball is positive, and the second ball is negative.
B. The first ball is negative, and the second ball is positive.
C. Both balls remain neutral.
D. Both balls are positive.


参考答案:  A


本题详细解析: 暂无

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