Question

Explain the working of an electric fuse.

Answer 1

1. An electric fuse is a safety device that is used in household wings and in many appliances.
2. The electric fuse has a body made of ceramic and two points for connecting the wire.
3. The fuse wire melts whenever there is an overload of the current in the wire.
4. This breaks the circuit and helps in preventing damage to costly appliances and to the wiring.
5. In electrical devices, a glass fuse is often used.
6. This is a small glass tube, in which lies the fuse wire.