ayanaturner2407
Answered

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which statement describes how adding oil effects the mechanical efficiency of a car's engine?

Sagot :

TictokGlodenMaster

Answer:

Mechanical efficiency accounts for losses due to engine friction and ancillaries such as the lubricant pump, coolant pump, fuel pump and cooling fan. Engine friction arises whenever there is relative motion between parts. Journal bearings on the crankshaft, connecting rods and camshaft as well as piston rings and piston skirts are important sources

Explanation:

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