A fuse protects an electric circuit from:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. overloading.
If an appliance malfunction results in an excessive current flow, the fuse shuts off the circuit.
- If something goes wrong, this safeguards both the wiring and the appliance.
- A wire that melts easily is within the fuse.
- The wire heats up until it melts if the current flowing through the fuse is too high, breaking the circuit.