While having a discussion, Technician A says that A multi-vis oil helps combat engine wear because it flows more quickly to the bearings when the engine is first started. Technician B says that multi-vis oil actually accelerates engine wear. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because multi-viscosity oil is designed to have a lower viscosity at cold temperatures, allowing it to flow more quickly to engine parts such as bearings upon startup, reducing wear. Technician B's statement is incorrect as multi-vis oil does not accelerate engine wear; it is formulated to protect the engine across a wide range of temperatures.

While Having a Discussion, Technician a Says That a Multi-Vis