Give reason :
1. Repulsion but not attraction is a sure test of magnetisation.
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We can conclude that a metal peice is a magnet only when one pole of it gets attracted and other one gets repelled as we all know unlike poles attract and like poles repel. ... If both ends are attracted, the metal bar is not a magnet. Thus, repulsion and not attraction is a sure test for magnetism
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Repulsion is the sure test for magnetism because it occurs only when two like poles of a magnet exist while the attraction phenomenon can occur between two unlike poles of a magnet and also between a magnet and a magnetic material means if there are two magnets they will attract each other and suppose if one material ...
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