USCG USCG Electrical
Set 1 • Question #11 of 142
Launch Interactive Practice Room Grounds occurring in electrical machinery as a result of insulation failure may result from __________.
A
deterioration through extended use
B
excessive heat
C
extended periods of vibration
D
all of the above
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Marine Electrical Systems (IEEE 45 and 46 CFR), regarding 'Grounds occurring in electrical machinery as a result of insulation failure may result from', the compliant technical standard is: 'all of the above'.
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