Question

State four important properties of a bar magnet?

Answer 1

1. Attractive property: A magnet can attract small pieces of iron filing or other ferromagnetic materials.
2. Directive property: If a magnet is suspended horizontally by a thin thread (say silk thread), it rests always pointing north-south direction of the earth.
3. Like poles always repel each other and unlike poles attract each other.
4. Poles always exist in pairs: Single pole can never exist.