【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
如图所示是检验磁场对通电导体作用力的实验装置,当导线AB中有某方向电流通过时,它受到的磁场力方向向右. (1)如果仅将磁极对调位置,导线AB受力方向 ______. (2)如果磁极位置不变,仅改变AB中的电流方向,导线AB受力方向 ______. (3)若同时对调磁极位置和改变电流方向,导线AB的受力方向 ______. (4)此实验表明磁场对通电导体作用力的方向与 ______和 ______方向有关.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAA5ElEQVRYR2NkGGDAOMD2M+B0wKpVq9huv/jbxPD/fxwDA4MkhQ59zsDIuEhVgrkuLCzsF7JZOB3QOml5B8P//+UUWoyqnZGxszovsoI4B0xc9gyfzxmZmb2rcsK3IRvWMWm599///7fgcfTz6vwoKWId8B+f75kZGX0q8iK3kugAhur8KJRQxx0FE5fhdQC5UTPqgNEQGA2B0RAYDYHREBgNgaETAuTW96TqG7yt4tbRFhGRIQBqHTP9+8dIoDUMTxqk5AK8zXKYiaDWMYhNpANIaJYPdMdkwLtmpOZnctUPeDkAAP6tmiH1ggTLAAAAAElFTkSuQmCC)
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