Question

state important four properties of a bar magnet (in short points)

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Answer 1

Explanation:

1. Attractive Property – Magnet attracts ferromagnetic materials like iron, cobalt, and nickel.
2. Repulsive Properties – Like magnetic poles repel each other and unlike magnetic poles attract each other.
3. Directive Property – A freely suspended magnet always points in a north-south direction.

Answer 2

Answer:

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.