Question

Three identical iron bars are kept on a table. Two out of three bars are magnets. In one of the magnets, the North-South poles are marked. How will you find out which of the other two bars is a magnet? Identify the poles of this magnet.

Answer 1

Answer:

in magnet there are north pole and south pole so north and north pole of the 2 megnet were repel and also south pole and south pole were repel  

but the South pole and north pole were attract towards each other so you can identify which is the south pole and which is north pole