MEP-Jul-2021(1)

Q1. A. As the second engineer describe the procedure involved in the complete inspection of a cylinder liner and piston assembly, indicating areas of significant interest. B. Explain with reasons, possible faults which might be found; C. Suggest how such faults might be avoided.


Q2. During normal engine operation, a turbocharger rapidly loses speed and the speed reduction is accompanied by appreciable noise - A. State with reasons the possible causes. B. Explain in detail how the engine might be safely operated if the damage caused by this incident is such that the turbocharger cannot function. C. State with reasons the factors which may limit engine operating speed with the turbocharger out of action.


Q3.With reference to reciprocating air, compressors explain the cause of the following faults. A. Collapse of discharge valve springs; B. Breakage of plate valves; C. Overheating of the discharge air with an unrestricted air intake; D. Inoperative piston rings.


Q4. During the past 4 months since you joined the ship as 2nd engineer a number of main engines exhaust valves have suffered from cracking and corrosion at the seating faces; Write a report to the superintendent engineer covering the following points; A. An explanation detailing how the problem becomes evident; B. Your action upon recognizing the extent and seriousness of the problem; C. Your reasoned view regarding the possible cause of the problem; D. Your recommendation to avoid future incidents.


Q5. Accidents regularly occur due to premature or accidental release of CO2 into machinery spaces With reference to this enumerate the procedure or arrangement that you as 2nd engineer would adopt with respect to the following A. Contractors working on CO2 system; B. Understanding between the bridge and engine room in the event of a machinery space fire; C. Familiarizing staff with the system; D. Checks and tests are carried out before putting the system in operation?


Q6. A. As a second engineer, how often would you check holding-down bolts to ascertain that they are tight? What methods are used to check tightness? B. If soon after joining a motor ship, you found a number of holding down bolts slack and fretting to have occurred in the area of slack bolts describe how you would handle the situation?


Q7. As a second engineer, list out all the potential hazards with regard to hot work on a fuel oil heater located inside a bunker oil fuel tank. Explain how do you carry out a risk assessment for above mentioned hot work. What control measures do you employ so that residual risk shall be reduced as low as reasonably practicable (ALARP).


Q8. (a) Explain in detail how you would isolate High-Pressure Water Mist (Hyper Mist) System intended for fire protection of engine room’s machinery and equipment for routine maintenance. (b) Describe all tests and inspections you would make and how you would return the system to service. (c) On a U.M.S vessel, how does a High-Pressure Water Mist ( Hyper Mist) System function when it is kept in auto mode.


Q9. Explain how EACH of the following hull defects should be dealt with; A. A cracked weld; B. A severe indentation in way of a frame; C. Surfaces suffering from general corrosion although the extent of wastage does not warrant plate replacement; D. A bilge head fractured at the forward end.


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