The Full Wiki


More info on Motor oil

Motor oil: Quiz


Question 1: The same SAE system for designating motor oil viscosity also applies to ________.
PetroleumSynthetic oilLubricantAmerican Petroleum Institute

Question 2: Groups I and II are commonly referred to as ________, group III is typically referred to as synthetic (except in Germany and Japan, where they must not be called synthetic) and group IV is a synthetic oil.
Mineral oilPetroleum jellyBeeswaxWax

Question 3: [6] One of the most important properties of motor oil in maintaining a lubricating film between moving parts is its ________.
RheologySurface tensionViscosityFluid dynamics

Question 4: Group I base stocks are composed of ________ petroleum which is further refined with solvent extraction processes to improve certain properties such as oxidation resistance and to remove wax.
Batch distillationFractional distillationRefluxContinuous distillation

Question 5: There are six ________ service designations which are current: CJ-4, CI-4, CH-4, CG-4, CF-2, and CF.
Two-stroke engineHot bulb engineInternal combustion engineDiesel engine

Question 6: Motor oil, or engine oil, is an oil used for lubrication of various ________.
AutomobileStroke ratioSpark-ignition engineInternal combustion engine

Question 7: In addition to the 2-cycle oil used if they have gasoline engines, ________ also separately use "bar and chain oil" for lubricating and cooling the surfaces where the cutting chain moves around the bar.
AxeChainsawGarden forkCircular saw

Question 8: Motor oils with higher ________ indices thin less at these higher temperatures.
Fluid dynamicsRheologyViscositySurface tension

Question 9: Group II base stocks are composed of ________ petroleum that has been hydrocracked to further refine and purify it.
RefluxContinuous distillationBatch distillationFractional distillation

Question 10: The ________ (SAE) has established a numerical code system for grading motor oils according to their viscosity characteristics.
ARP4761SAE InternationalAutomobileVehicle


Got something to say? Make a comment.
Your name
Your email address