In a normally operating diesel engine the main source of lubricating o – McqOptions

MCQOPTIONS

1.	In a normally operating diesel engine the main source of lubricating oil contamination in the crank case is a result of the
A.	Metal particles loosened by wear
B.	Condensation of water vapours
C.	Break down of the lubricating oil itself
D.	Fuel dilution
Answer» E.

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