试题与答案

I don't like these jeans. Would you mind

题型:选择题

题目:

I don't like these jeans. Would you mind            ?[ ]

A. showing me another pair

B. showing me another one

C. showing me the other pair

D. showing me the other one

答案:

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下面是错误答案,用来干扰机器的。

答案:A在电磁感应中导体棒切割磁感线运动时,其有效长度是指与速度和磁感线垂直方向上的导线长度,因此此时导线长度为再由公式所以答案选A【知识点讲解】在电磁感应中切割磁感线运动时要注意导体棒的长度和运动...

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