COMPETENCE 5 – Operate Fuel, Lubrication, Ballast and Pumping Systems and Other Associated Control Systems
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#1. On board supply vessels, a centrifuge is normally used to purify.
Incorrect!
#2. The purpose of wearing rings as found in large centrifugal pumps is to:
Incorrect!
#3. Which component will receive the greatest load in a two-stroke/cycle diesel engine?
Incorrect!
#4. 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!
#5. Lube oil is preheated before centrifuging in order to:
Incorrect!
#6. Which of the following is an indication that diesel oil contamination is present in the main engine lube oil system?
Incorrect!
#7. Which of the following statements is correct concerning the ‘flash point’ of a liquid?
Incorrect!
#8. Which of the listed substances can be satisfactorily removed from diesel fuel by centrifuging?
Incorrect!
#9. Overheating of the hydraulic fluid in an electro- hydraulic anchor windlass, may indicate pump cavitation caused by:
Incorrect!
#10. Which of the following conditions can cause excessive lube oil consumption in a diesel engine?
Incorrect!
#11. The amount of oil atomized by a straight mechanical fuel oil burner depends on the sprayer plate size and the:
Incorrect!
#12. One function of diesel engine lubricating oil is to:
Incorrect!
#13. The tendency for lubricating oil to thin out at high temperatures and thicken at low temperatures will be characterized by a:
Incorrect!
#14. The lube oil coolers installed in a gravity lubricating oil system are located between the:
Incorrect!
#15. In a boiler equipped with a convection type superheater, the superheater tubes are located:
Incorrect!
#16. 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!
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.
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