MEP-Nov-2020
Q1. When ship is in dry dock, as a Second Engineer, describe inspections you would make prior to the start of work, during the work and after completion of the work of the following: -
(a) Large sea water inlet chest and valves;
(b) Forward end of ship;
(c) Propeller and stern bush;.
Q2. With the aid of a simple sketch, explain the “trouble spots” in a basic air-conditioning unit with reference to your sketch, explain the following: - i. How the problem of increase in humidity on cooled air is overcome? ii. How discomfort caused by the excessive drying effect of heated air is overcome?
Q3. Write short notes on the following: A. Magnetic Particle Inspection (MPI) B. Ultrasonic Testing (UT) C. Radiographic Testing (RT).
Q4. With reference to Auxiliary boiler safety valve; A. Describe with the aid of Sketch the safety valve for an auxiliary boiler; B. Identify with reasons. The parts that require particularly close attention during overhaul; C. Describe how the safety valves are reset after an overhaul.
Q5. As a second engineer, list out all the hazards identified with regard to cylinder head lifting job during main engine overhaul. Explain how do you carry out a risk assessment for the above-mentioned job.
Q6. With reference to Main Engine Fuel Pumps; (a) Explain how the setting of a variable injection timing fuel pump is checked and adjusted. (b) State why it may be necessary to adjust the settings of a variable injection timing fuel pump.
Q7. Under Continuous survey of machinery (CSM) bottom end bearing of a large 2stroke slow speed engine is due for survey; A. As 2nd engineer, explain the procedure involved in complete inspection of a bottom end bearing; B. List the precaution to be taken; C. Indicate the reasons for possible defects which could be encountered and state how they may be rectified; D. What test are carried out on completion of survey and re-assembly.
Q8. Describe the procedure to be undertaken when, upon a routine schedule for changing fuel injector on the main engine, it is found that the injector body is seized and cannot be removed by conventional means.
Q9. Explain in detail how you would isolate one of the sprinkler system for routine maintenance. Describe all tests and inspections you would make and how you would return the system to service.
Q2. With the aid of a simple sketch, explain the “trouble spots” in a basic air-conditioning unit with reference to your sketch, explain the following: - i. How the problem of increase in humidity on cooled air is overcome? ii. How discomfort caused by the excessive drying effect of heated air is overcome?
Q3. Write short notes on the following: A. Magnetic Particle Inspection (MPI) B. Ultrasonic Testing (UT) C. Radiographic Testing (RT).
Q4. With reference to Auxiliary boiler safety valve; A. Describe with the aid of Sketch the safety valve for an auxiliary boiler; B. Identify with reasons. The parts that require particularly close attention during overhaul; C. Describe how the safety valves are reset after an overhaul.
Q5. As a second engineer, list out all the hazards identified with regard to cylinder head lifting job during main engine overhaul. Explain how do you carry out a risk assessment for the above-mentioned job.
Q6. With reference to Main Engine Fuel Pumps; (a) Explain how the setting of a variable injection timing fuel pump is checked and adjusted. (b) State why it may be necessary to adjust the settings of a variable injection timing fuel pump.
Q7. Under Continuous survey of machinery (CSM) bottom end bearing of a large 2stroke slow speed engine is due for survey; A. As 2nd engineer, explain the procedure involved in complete inspection of a bottom end bearing; B. List the precaution to be taken; C. Indicate the reasons for possible defects which could be encountered and state how they may be rectified; D. What test are carried out on completion of survey and re-assembly.
Q8. Describe the procedure to be undertaken when, upon a routine schedule for changing fuel injector on the main engine, it is found that the injector body is seized and cannot be removed by conventional means.
Q9. Explain in detail how you would isolate one of the sprinkler system for routine maintenance. Describe all tests and inspections you would make and how you would return the system to service.
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