试题与答案

如图所示,竖直悬挂的金属棒AB原来处于静止状态.金属棒CD棒竖直放置在水平磁场中

题型:选择题

题目:

如图所示,竖直悬挂的金属棒AB原来处于静止状态.金属棒CD棒竖直放置在水平磁场中,CD与AB通过导线连接组成回路,由于CD棒的运动,导致AB棒向右摆动,则CD棒的运动可能为(  )

A.水平向右平动 

B.水平向左平动

C.垂直纸面向里平动

D.垂直纸面向外平动

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对

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