The figure shows a bar moving to the right on two conducting rails. To make an induced current i in the direction indicated, a constant magnetic field in region A should be in what direction?A．Into the pageB．Out of the pageC．LeftD．Right
The figure shows a bar moving to the right on two conducting rails. To make an induced current i in the direction indicated, a constant magnetic field in region A should be in what direction?
A、Into the page
B、Out of the page
C、Left
D、Right
发布时间：2024-09-25 10:14:47
