Function of crankcase lubricating oil in a diesel engine is to ____
Direct Answer
Option A: prevent corrosion
Lubricating oil within the crankcase serves multiple purposes, including lubricating the crankshaft and connecting rod bearings, cooling these components, and preventing rust and corrosion on internal surfaces. It does not directly improve combustion or supply power.
All Options
Detailed Explanation & Context
Lubricating oil within the crankcase serves multiple purposes, including lubricating the crankshaft and connecting rod bearings, cooling these components, and preventing rust and corrosion on internal surfaces. It does not directly improve combustion or supply power.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Marine Engineering Knowledge (MEK).
Practice Full MEK Set 3
Test yourself with 30 interactive questions, live timer, and instant score.