Which of the following interactions results in an attractive force rather than a repulsive force?

Which of the following interactions results in an attractive force rather than a repulsive force?
  1. Bringing the North pole of a magnet near the North pole of another magnet
  2. Bringing the South pole of a magnet near the South pole of another magnet
  3. Bringing the North pole of a magnet near an unmagnetized iron paperclip
  4. Bringing two North poles close together

Solution

A magnetic pole attracts unmagnetized magnetic materials like iron. Interactions between two North poles or two South poles result in repulsion.

Asked in: Homi Bhabha Practice

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