Question

it is said that a fuse wire amperage should be used im an electrical circuit why​

Answer 1

Fuse is a wire used in an electric circuit, it helps from overcurrent protection. When the circuit receives very high current the wire should melt and break the circuit.

Answer 2

Answer:

Fuse wires act as a limit to the electric current flowing through it. It prevents damages or overheats, fires etc by fusing and turning off the circuit as when as there is a sudden increase in the circuit.