“Can u explain Concept of magnetic dipoles” – Sam Asked

Answer: A magnet always exist in pairs. A magnetic dipole consists of two equal and opposite poles separated by a small distance. The magnetic poles cannot exist alone. Monopoles does not exist.

A single current carrying loop is a simple practical  example for a magnetic dipole.

Please refer to the following links for more information

• http://www.earthsci.unimelb.edu.au/ES304/MODULES/MAG/NOTES/dipole.html
• http://www.intalek.com/Index/Projects/Research/MagneticForcesandTorq.pdf
• http://en.wikipedia.org/wiki/Magnetic_moment