Question

how is an artificial magnet prepared from a natural magnet

Answer 1

Artificial magnet Preparation method :
Artificial magnets are prepared by humans by artificial methods which gives them more strength and durability.
Artificial magnets can be prepared by many methods like:
1. Single touch method
2. double touch method

Single touch method:
Bring north pole of a bar magnet over one end end of the iron bar
without lifting the  bar magnet, move it along the length of the bar till you reach other end.On reaching the end of the iron bar, lift the magnet and bring the north pole to the starting point and move it along the bar. Repeat this process for nearly 40 times.The iron bar acquires the property of magnet.
Double Touch method:
in double touch method, two bar magnets are used. Place the opposite ends of two bar magnets at the centre and by both hands rub both magnets over the iron bar. Let us say bring the North pole of one magnet from centre to starting point and south pole of another magnet from centre to end of the iron bar.
Repeat the process nearly 30 times .

Answer 2

Answer:

Artificial magnets are prepared by imparting the properties of natural magnet to the magnetic substances by rubbing with magnet or by the process of induction.