COMPETENCE 5 – Operate Fuel, Lubrication, Ballast and Pumping Systems and Other Associated Control Systems
Results
Congratulations! Share the result.
Try again. There is always a chance. Review the results.
#1. If your vessel burns 8 tons of fuel per hour at 15 knots, how many tons per hour will it burn at 18 knots?
Incorrect!
#2. Which of the following is an indication that diesel oil contamination is present in the main engine lube oil system?
Incorrect!
#3. The purpose of wearing rings as found in large centrifugal pumps is to:
Incorrect!
#4. On board supply vessels, a centrifuge is normally used to purify.
Incorrect!
#5. In a boiler equipped with a convection type superheater, the superheater tubes are located:
Incorrect!
#6. The tendency for lubricating oil to thin out at high temperatures and thicken at low temperatures will be characterized by a:
Incorrect!
#7. One function of diesel engine lubricating oil is to:
Incorrect!
#8. The lube oil coolers installed in a gravity lubricating oil system are located between the:
Incorrect!
#9. When the hydraulic control lever for a deck winch is placed in the neutral or off position, the spring set brake on the fluid motor drive shaft is:
Incorrect!
#10. Lube oil is preheated before centrifuging in order to:
Incorrect!
#11. Which of the listed substances can be satisfactorily removed from diesel fuel by centrifuging?
Incorrect!
#12. Which of the following statements is correct concerning the ‘flash point’ of a liquid?
Incorrect!
#13. Overheating of the hydraulic fluid in an electro- hydraulic anchor windlass, may indicate pump cavitation caused by:
Incorrect!
#14. Which of the following conditions can cause excessive lube oil consumption in a diesel engine?
Incorrect!
#15. The amount of oil atomized by a straight mechanical fuel oil burner depends on the sprayer plate size and the:
Incorrect!
#16. Which component will receive the greatest load in a two-stroke/cycle diesel engine?
Incorrect!
There are 10 questions for the actual examination for Competence 5 for OIC-EW with a passing rate of 70%. This means that you are only allowed to make 3 mistakes.
DISCLAIMER
The questionnaires contained in this “reviewer” are extracted from the post released by MARINA on their official website and other review materials. Please note that Seaman Kowts is not affiliated with, endorsed by, or connected to the official website of MARINA. The information provided on this website is for general informational and educational purposes only and should not be relied upon as official or authoritative. If you require official information or services, please visit the official website or any relevant review center. We do not assume any responsibility or liability for any consequences resulting from the use of information or services provided on this website.
