Attraction is the surest test of magnetism.
hence, Repulsion is the surest test of magnetism.
___ is the surest test for magnetism.(Repulsion/Attraction)
.................. is the surest test of magnetism.
___________ is the surest test of magnetism.
If a magnet shows attraction between unlike poles and repulsion between like poles, then why is repulsion the only surest test of magnetism? Explain.