Electromagnet
Category : 7th Class
Electromagnet
Electromagnet is a magnet prepared by using the effect of magnetism of electric current. It consists of long, coiled copper wire wrapped around a iron rod. When current is passed through the wire, it behaves like a magnet, called electromagnet.
Applications of Electromagnet
Electromagnet has a number of applications as the magnetism of electromagnet can be switched on or switched off as per our wishes. Its strength can be increased or decreased as per our requirements. It is used in a number of devices like electric bell, fans, toys etc..
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