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List out the uses of magnets.
 
Magnets were used in the form of in ancient times. Sailors, during their voyages, used these stones to find .

Magnets are used in to show the north and south directions for . use the compass for finding paths in unknown places.
 
Magnets, in general, are used to generate . The usage of magnets plays a vital role in .
 
are used in our day-to-day life. They are used in .
 
The fast-moving uses a powerful electromagnet to keep it the rails. It is the world's travelling at a speed of about .

The train has and works on the property of . The strong magnetic forces exerted by make the train float above its tracks.

are used in industries to separate  from scraps or junks mixed with non-magnetic materials.

Magnets are so strong that it is used to . In a junkyard, a crane attached to a is used to carry heavy metal loads.

In machines, magnets are used in such as hard discs.

The magnets help the computers in banks to read the numbers written on a cheque.

is a magnetic strip found on the back of a . It is a made up of tiny  based magnetic particles. Each particle that measures about in length is a .
 
, also known as MRI, is a method used in hospitals to in our body. These MRI machines make use of a powerful .

Even children's have magnets in them.