Question

You are given two identical bars of iron. One of them is a magnet and the other is a simple iron bar.
How will you find out which one is a magnet?
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Answer 1

Answer:

Given two materials, let us suspend them freely from a vertical pole and observe it carefully when they come to rest. A magnet when suspended freely will rest only in the north-south direction according to the earth's magnetic field, but the soft iron bar will rest In any direction.

Answer 2

Answer:

Given two materials, let us suspend them freely from a  vertical pole and observe it carefully when they come to rest. A magnet when suspended freely will rest only in the north-south direction according to the earth's magnetic field, but the soft iron bar will rest In any direction. This is the simple experiment to identify a magnet from other metals.

hope it helped you :)