USCG USCG General Eng
Set 5 • Question #364 of 498
Launch Interactive Practice Room The function of lubricating oil is to __________.
A
maintain even distribution of bearing wear
B
maintain a constant oil temperature
C
maintain a pressurized fluid film between moving surfaces
✓ Correct Answer
D
remove entrained water
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'The function of lubricating oil is to', the standard operating requirement is: 'maintain a pressurized fluid film between moving surfaces'.
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