What would cause a fuse to blow?
Official USCG Answer & Rule Citation
Correct Answer: Option A — the electrical current exceeds the rated value of the fuse
Fuses are sacrificial overcurrent protective devices designed to melt and open the circuit when current exceeds their rated ampacity due to overloads or short circuits.
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.