Quiz #26: Marine Fuel Systems Team 12 Dec, 2024 Quiz 1. What is the main purpose of a fuel gauge in a marine vessel? A) To cool the engine B) To measure fuel level C) To lubricate engine parts D) To fuel the engine 2. Which of the following is a sign of a fuel system leak in a marine vessel? A) Increased fuel efficiency B) Fuel odor around the vessel C) Reduced engine noise D) Improved engine performance 3. What is the function of a fuel line in a marine engine? A) To cool the engine B) To transport fuel from the tank to the engine C) To filter the fuel D) To store extra fuel 4. What is the effect of using a fuel with a lower energy density in a marine engine? A) It reduces engine noise B) It requires more frequent refueling C) It increases fuel efficiency D) It decreases engine power 5. What is a common cause of fuel contamination in marine vessels? A) Using the wrong type of fuel B) Water or dirt entering the fuel system C) Reduced engine noise D) Improved engine performance 6. What is the purpose of a fuel pressure regulator in a marine engine? A) To measure engine power B) To maintain consistent fuel pressure C) To increase fuel efficiency D) To reduce engine noise 7. What is a potential consequence of a clogged fuel filter in a marine engine? A) Improved engine performance B) Engine stalling or poor performance C) Increased fuel efficiency D) Reduced engine noise 8. What is the advantage of using a fuel with a higher octane rating in a high-performance marine engine? A) It allows the engine to run more efficiently B) It increases engine power C) It improves fuel efficiency D) It reduces engine noise 9. What should you do if your marine vessel's fuel is low and the engine is misfiring? A) Ignore it B) Add more fuel C) Check for fuel system issues D) Replace the engine 10. What is the role of a fuel return line in a marine engine? A) To cool the engine B) To return excess fuel to the tank C) To heat the engine D) To lubricate engine parts Submit
