Question 218Motor Plants - Assistant Engineer
70% to passA diesel engine should use which type of lubricating oil?
ALow viscosity
BCutting oil
CHigh grade vegetable oil
DDetergent oil
AI Explanation
The correct answer is D) Detergent oil. Diesel engines require a detergent-type lubricating oil to properly lubricate the engine components and prevent buildup of deposits. Detergent oils contain additives that help clean and suspend contaminants, keeping the engine running efficiently. The other options are incorrect: A) Low viscosity oil may not provide adequate lubrication for a diesel engine. B) Cutting oil is not suitable for use as a lubricant in a diesel engine. C) High grade vegetable oil does not have the appropriate properties to properly lubricate a diesel engine.
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