Question

Electrical appliances are fitted with a fuse in their circuits, to protect the circuit wires from burning due to a sudden increase in current. The fuse burns out before the appliance is affected. What characteristic should the fuse wire have to be able to protect an appliance?
(a)It should have a lower melting point than the circuit wires.
(b)It should have a higher melting point than the circuit wires
(c)It should have the same melting point as the circuit wires
(d)It depends on the amount of wire used in the circuit.​

Answer 1

Answer:

a) It should have a lower melting point than the circuit wire.

I think this is the right answer...