A fuse is a safety device in an electric plug or circuit. It contains a piece of wire which melts when there is a fault so that the flow of electricity stops.
The fuse wire is made up of Sn (tin) and Pb (lead) alloy because of its high resistance and low melting.
First attachment shows fuse arrangement normally used in the houses and second attachment shows a cartridge type of fuse that is used mainly in costly appliances of our home like an air conditioner, geyser, etc.
Explanation:
Hope it helps you!!
