A bar magnet is slowly moved towards an unmagnetised metal object X.
When it is a few centimetres away, the object begins to slide towards the magnet. Why does this happen?
X is a non-magnetic material and magnetism is induced in it.
X is a non-magnetic material and magnetism is not induced in it.
X is a magnetic material and magnetism is induced in it.
X is a magnetic material and magnetism is not induced in it.