Motor Plants & Auxiliary Boilers USCG Question #275 (Set 6)

Turbulence of the compressed air charge in a diesel engine cylinder increases __________.

Official USCG Answer & Rule Citation

Correct Answer: Option C — the efficiency of fuel combustion

Air turbulence inside the combustion chamber promotes thorough mixing of fuel droplets and oxygen, significantly enhancing the overall efficiency and completeness of fuel combustion.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.