Smith is observing electricity poles. He found that the wires of the poles never meet each other. Which of these types of lines do they not represent?
Reason(R): If they intersect, then the imaginary North Pole will move two ways, which is not possible.
A bar magnet is brought closer to another bar magnet. It is observed that they repel each other. What are the poles of part 1 and part 2?
A bar magnet was brought closer to another bar magnet's head. It was observed that they repel each other. What are the possible poles of point 1 and point 2?