USCG USCG General Eng
Set 13 • Question #121 of 498
Launch Interactive Practice Room Which of the listed characteristics of lube oil are the most important to the engineer from an operational standpoint?
A
Ash content, carbon residue, and gravity
B
Viscosity, acidity, and demulsibility
✓ Correct Answer
C
Pour point, flash point, and precipitation number
D
Autoignition point, viscosity index, and film strength
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'Which of the listed characteristics of lube oil are the most important to the engineer from an operational standpoint', the standard operating requirement is: 'Viscosity, acidity, and demulsibility'.
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