Secure the lower ends of two identical leaf springs to a non-magnetic base and attach magnets to the upper ends such that they repel and are free to move. Investigate how the movement of the springs depends on relevant parameters.
保证两片典型的叶片弹簧固定在一个没有磁性的底座上,并且将磁铁固定在上端使其会相互排斥并且自由移动.研究弹簧的运动如何取决于相关参数.
需要注意的问题:自由移动是指在什么之上自由移动,似乎官方文件中给出的磁铁不会移动