USCG USCG General Eng
Set 5 • Question #365 of 498
Launch Interactive Practice Room The tendency for lubricating oil to thin out at high temperatures and thicken at low temperatures will be characterized by a __________.
A
low viscosity index
✓ Correct Answer
B
high viscosity index
C
high neutralization number
D
low demulsibility quality
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'The tendency for lubricating oil to thin out at high temperatures and thicken at low temperatures will be characterized by a', the standard operating requirement is: 'low viscosity index'.
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