Select the incorrect statement from below about good quality lubricati – McqOptions

MCQOPTIONS

1.	Select the incorrect statement from below about good quality lubricating oils.
A.	They do not affect the mechanical efficiency of the engine
B.	They reduce frictional resistance in bearings
C.	They should have low viscosity at low temperature for ease of starting
D.	They assist in sealing of piston during operation
Answer» B. They reduce frictional resistance in bearings

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