USCG USCG Motor
Set 10 • Question #44 of 382
Launch Interactive Practice Room Operating a diesel engine for prolonged periods, with a closed freshwater cooling system, at temperatures lower than the normal design temperature can cause __________.
A
the formation of sulfuric acid
✓ Correct Answer
B
a decrease in lube oil viscosity
C
a increase in cooling water pH
D
a thermostat failure
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'Operating a diesel engine for prolonged periods, with a closed freshwater cooling system, at temperatures lower than the normal design temperature can cause', the correct operational principle is: 'the formation of sulfuric acid'.
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