11. Identify the odd type of lubricant from following
12. Important extreme pressure additives contains functional group from following
13. Length of hydrocarbon chain in petroleum oils varies between about
14. Minimum separating distance in hydrodynamic lubrication is
15. Special additives added to mineral oils are known as
16. What type of lubrication is used in delicate machines like watches, sewing machines, etc?
17. What type of oil is suitable for thick film lubrication?
MCQ Multiple Choice Questions and Answers on Lubricants
Lubricants Question and Answer