Question

Encircle the odd one out. Give reason for your choice.

Bar magnet, cylindrical magnet, ring magnet, lodestone and horseshoe magnet

Answer 1

Natural Magnets:

1. Natural magnets are the magnets occurring in nature like lodestone.
2. Their magnetic power is generally less and they have no fixed geometrical shape.

Artificial Magnets:

1. Artificial magnets are man-made magnets.
2. These magnets are made in different shapes and sizes such as bar magnet, horseshoe magnet, cylindrical magnet, ring-shaped magnet, dumb-bell shaped magnet, needle-shaped magnet, etc.

Hence,In Bar magnet, cylindrical magnet, ring magnet, lodestone and horseshoe magnet lodestone is odd since it is natural magnet.