When two bar magnets are brought close together on a smooth table, they push each other away with a…

When two bar magnets are brought close together on a smooth table, they push each other away with a noticeable force. What can you definitely conclude about their facing ends?
  1. One end is a North pole and the other is a South pole
  2. Both facing ends are like poles
  3. Both facing ends are made of unmagnetized soft iron
  4. One magnet has lost its magnetic power

Solution

According to fundamental rules of magnetism, like magnetic poles (North-North or South-South) always repel each other.

Asked in: Homi Bhabha Practice

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