Chumbak loha

Ek magnet (Greek μαγνήτις λίθος magnḗtis líthos, "Magnesian stone" se) ek material nai to object hae jon ki magnetic field produce kare hae. Ii magnetic field dekhae nai hae lekin ek magnet ke khaas property ke kaaran hae : ek force jin ki ferromagnetic materials, jaise kiiron ke attract kare hae, aur duusra magane ke repel kare hae.

A "horseshoe magnet" made of alnico, an iron alloy. The magnet is made in the shape of a horseshoe to bring the two magnetic poles close to each other, to create a strong magnetic field there that can pick up heavy pieces of iron.

Iron filings that have oriented in the magnetic field produced by a bar magnet

Magnetic field lines of a solenoid electromagnet, which are similar to a bar magnet as illustrated above with the iron filings