Assessment Test


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1. C4 - The construction of the main propulsion engine lube oil sump should ________________.

 

2. C4 - What might be the cause of marine diesel engine having an excessive consumption of lubricating oil?

 

3. C4 - The flash point of a residual fuel should be used to determine the _____.

 

4. C4 - What is the best gasket material to use in cargo fuel oil lines?

 

5. C4 - Fuel oil viscosity to the atomizer can be reduced by ________.

 

6. C4 - The BTU value of fuel oil is determined by a/an _______.

 

7. C4 - Which of the following signs may indicate there is serious water contamination in the M/E lube oil system ?

 

8. C4 - Which component of a hydraulic system would enable the pump to be temporarily shutdown. And yet provide an instantaneous source of hydraulic oil?

 

9. C4 - Demulsibility of a lube oil is defined as _________________.

 

10. C4 - What procedure must be done in order to have the fuel oil viscosity entering the atomizer be reduced?

 

11. C4 - Which of the following problems occurring in a hydraulic system could cause the use of an oil having a viscosity lower than specified?

 

12. C4 - The portion of a hydraulic hose that determines its overall strength, is the_________.

 

13. C4 - The pour point of lubricating oils is affected the most by which of the following?

 

14. C4 - The neutralization number of lube oil used in the machinery has exceeded its permissible range, therefore, it will be necessary to ______.

 

15. C4 - An organic solid lubricant, such as graphite, is suitable as an oil additive when used in_______________.

 

16. C4 - A filter used in a multi-operation hydraulic system would most likely be located______.

 

17. C4 - What is the harmful effect of sulfur in a fuel?

 

18. C4 - Additives commonly found in turbine lubricating oil includes,______________.

 

19. C4 - The ash content of a fuel oil is significant to the operating engineer because it_____.

 

20. C4 - Dirt should not be allowed to contaminate a grease lubricant because the_______.

 

21. C4 - Which one is fitted between oil tanks and other compartments and must be at least 760mm. wide?

 

22. C4 - If two different fuel oil are mixed in one tank during bunkering, which of the following substance will be produced?

 

23. C4 - On purifiers, as a rule of thumb, the time interval set between automatic de-sludging of 180 cst heavy fuel oil should be?

 

24. C4 - Failure of the fuel oil service pump to maintain fuel oil flow to the burner could be caused by ____.

 

25. C4 - An emergency bilge suction is required for _____.

 

26. C4 - Which of the following procedures will tell you that the lube oil being used by the engine is still in good condition?

 

27. C4 - On a gear pump, what is the usual method of reducing the delivery pressure?

 

28. C4 - When taking over the engine room watch, what should you check concerning the operational lubricating oil purifier ?

 

29. C4 - What might be the cause of an increase of marine diesel engine crankcase pressure?

 

30. C4 - The rate of expansion of heated fuel oil varies with the ______.

 

31. C4 - The lubricating oil on the exhaust side of the turbine blower gets dirty after only a few hours in service. What can the reason be ?

 

32. C4 - When fuel oil has seriously contaminated your lube oil, you should __________..

33. C4 - The minimum temperature requirements for fuel oil in storage tanks is related to the _______.

 

34. C4 - Which characteristic of fuel oil is the most significant when determining the temperature to which the fuel oil must be heated for proper atomization?

 

35. C4 - If a bilge pump is able to develop vacuum, but is unable to sufficiently pump out the bilges, you would check for all of the following EXCEPT _____.

 

36. C4 - Which type of pump would be most suitable for pumping large quantities such as oil cargoes ?

 

37. C4 - When heated, fuel oil will ______.

 


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