Physics Unit20: Magnetism (id: be322fb77)

本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理

[单选题]
If a bar magnet is divide5/y7c90 dpc fe6 y jt;v/tbdnad into two eq /v: 7(/4wdendt smz-mrmjxy5ual pieces,

A. the north and south poles are separated.
B. two magnets result.
C. the magnet properties are destroyed.
D. an electric field is created.


参考答案:  B


本题详细解析: 暂无

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