With respect to a lubricating oil's viscosity and the bearing loading characteristics at the points of lubrication, what statement is true?
Official USCG Answer & Rule Citation
Correct Answer: Option C — The viscosity should be high enough to withstand the greatest anticipated torque load, but the viscosity should be low enough to minimize power losses.
Under USCG National Maritime Center examination standards, the accepted correct answer is: The viscosity should be high enough to withstand the greatest anticipated torque load, but the viscosity should be low enough to minimize power losses..
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