Which of the listed characteristics of lube oil are the most important to the engineer from an operational standpoint?()
In a full flow type lube oil system, the bypass relief valve will lift due to ()
The primary duty of lube oil is to reduce () between the working parts of an engine.
A lube oil filter can be used to remove most contaminants from lube oilA contaminant which will remain in the lube oil after filtering is ().
Which of the following faults would allow lube oil to enter the cooling system of a diesel engine?()
When fuel oil is accidentally missed with lube oil which of the following processes can be used to separate them?() Ⅰ.filtering Ⅱ.settling
Which of the listed conditions can cause a diesel engine to use too much lube oil?()
Which of the following characteristic of lube oil helps to reduce the amount of deposits in the piston ring belt during the combustion process in a diesel engine?()
A lube oil sample taken from the main engine lube oil system has dark yellow opaque color.This is the result of ()
If the chemical analysis of a lube oil sample taken from a diesel engine indicates an increased neutralization number, the ().