This Blog is dedicated to all Marine Engineers preparing for MEO class IV exams. The questions covers all functions (Ship Stability, Marine Electro Technology, Marine Engineering Knowledge, Marine Safety and Marine engineering Practice).
2. For a continuous operation diesel engine, a duplex filter unit would be the best arrangement because choose one changing filter elements would not interrupt engine operation filtering occurs twice in each pass of oil through the system clogging will not occur dropping pressure is half of that through a single filter unit
3. As per regulations, within how many hours before each departure, satisfactory working of thesteering gear must be checked? choose one 2 12 24 none of the above
4. Modern 4-stroke medium speed, marine diesel engine exhaust valve spindles are rotated by providing choose one Nozzle rings Tappet clearance Spinners or vanes Rotocaps
5. If the boiler tubes are scaled on the water side then :- choose one Heat conduction through the tubes will be very high leading to rapid evaporation The boiler furnace can get damaged due to excessive temperatures The surface of the tube will be overheated as heat transfer is impaired The natural circulation of water within the boiler will be more efficient
Score = Correct answers:
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