If the CB responded to clear ___ overcurrent in the circuit, the high-magnitude overcurrent probably caused internal damage or at least caused an error in the calibration of the CB

If the CB responded to clear ____________ overcurrent in the circuit, the high-magnitude overcurrent probably caused internal damage or at least caused an error in the calibration of the CB.

The CB should be treated as a ____________ ― a one-time device ― and replaced.

A) overload; fuse
B) fault; fuse
C) none of the answers
D) fuse; fault

Show Answer

Answer:B

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