Question

What is overloading? Why is fuse wire necessary in a circuit? How does it work?

Answer 1

when lot of appliance starts at same time then overloading happen . to reduce possibility of overloading fuse wire is use.

Answer 2

when too many divices are attached to a single socket it causes high heat energy loss often leading to fire it is called overloding.a fuse breakes the circuit when high current flows through wire and thus saving the other divices from damaging.