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Electric Field and Electric Induction (id: abf24b75a)

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admin 发表于 2024-8-22 10:33:36 | 显示全部楼层 |阅读模式
本题目来源于试卷: Electric Field and Electric Induction,类别为 美国物理杯赛(Physics Bowl)

[单选题]
09.23: A person rubs a neutral comb through their hai tr8a(bs z-tx0r andob zfa,-rrx q0 qs-66n the comb becomes negatively charged. Which of the following is the best explanation for this phef o 06sab,6-zrxq n-qrnomenon?

A. The hair gains protons from the comb.
B. The hair gains protons from the comb while giving electrons to the comb.
C. The hair loses electrons to the comb.
D. The comb loses protons to the person’shand holding the comb.
E. The comb loses protons to the person’shand while also gaining electrons from the hair.


参考答案:  C


本题详细解析: 暂无

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