The figure below shows a section a flexible wire carrying current perpendicularly out of the paper.
![Physcf4et1p2q17a](https://www.easyelimu.com/images/form_4_past_papers/Form4_EndTerm1_2021/Physc_Paper_1_2_3/Physcf4et1p2q17a.JPG)
The wire moves in the direction shown as current passes through it.
- Label the polarities of the magnets A and B.
- Explain the behaviour of the flexible wire.