If a bar magnet is cut lengthwise into two parts, how many poles will be formed?
6
5
2
4
Four poles will be formed when a bar magnet is cut lengthwise. Two north and two south poles.
A bar magnet is cut into three parts. How many north poles will we get?
The period of oscillation of a freely suspended long bar magnet is 4 seconds. If it is cut into two equal parts lengthwise, then the time period of each part will be
If the above bar magnet is broken along the middle line, then how many north poles and south poles will be formed?