Assistant Engineer-MODU Practice Questions - USCG Assistant Engineer-MODU (Mobile Offshore Drilling Unit) Exam

What is the primary purpose of fuel injection timing on a marine diesel engine?

To control jacket cooling-water temperature To set the crank angle at which combustion begins so peak pressure occurs shortly after top dead center To regulate scavenge-air volume only To set lube-oil gallery pressure

Correct Answer:

To set the crank angle at which combustion begins so peak pressure occurs shortly after top dead center

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