dgshipping.gov.in Marine Engineer Officer, Engine Driver, Mate Model Question Paper : Directorate General of Shipping

Organisation : Directorate General of Shipping
Document Type : Model Question Paper
Post : Marine Engineer Officer, Engine Driver, Mate
Website : dgshipping.gov.in

Download Model/Sample Question Paper:
Marine Engineer Officer :
https://www.pdfquestion.in/uploads/7261-201303281045411376953meomemI_0205_I.doc
https://www.pdfquestion.in/uploads/7261-meoamIV_3001.doc
Mate :
https://www.pdfquestion.in/uploads/7261-201308281116343107198exampaper_2ndmate_280813.doc
https://www.pdfquestion.in/uploads/7261-201308281121206164379exampaper_1stmate_PhII_280813.doc
https://www.pdfquestion.in/uploads/7261-201308281124033673405exampaper_1stmate_PhI_280813.doc
Engine Driver :
https://www.pdfquestion.in/uploads/7261-sgsekm_3002.doc
https://www.pdfquestion.in/uploads/7261-sgsges_3002.doc

Examination Of Marine Engineer Officer :

Function: Marine Engineering at Management Level
ENGINEERING MANAGEMENT
M.E.O. Class I
Time allowed – 3hours

Related : Directorate General of Shipping First Mate of a Foreign Going Ship Phase – I Question Paper : www.pdfquestion.in/10897.html

India (2005) Morning Paper
Total Marks 100

NB :
(1) Answer SIX Questions only.
(2) All Questions carry equal marks
(3) Neatness in handwriting and clarity in expression carries weightage

1. Differentiate between Rules, Regulations, Protocol, Act, tacit acceptance and Convention as adapted in IMO. Describe the process by which a Draft proposal gets converted into a Rule administered by a maritime member country ?

2. As a Chief Engineer on a vessel scheduled to make a voyage from India to the U.S. Coast, list the salient items you will inspect, machinery installations you will ensure for satisfactory operation and documents you will keep handy for making a satisfactory voyage. Give reasoning in each case.

3. What are the UNCLOS provisions concerning ship’s flag and nationality ? In observation of UNCLOS what are the duties of flag states and how it is enforced ?

4. With reference to “ISM Code” write short notes on
(a) Role of company office
(b) Advantage of drills and exercises
(c) Documented procedures
(d) Management Review

5. With respect to engine room man management enlist the key issues you will address with proper justification in the following areas
(a) Training programmes
(b) Long term personnel development concept
(c) Attitude and motivation development
(d) Emergency response

6. A successful voyage for a Chief Engineer is a combination of trouble free run of machineries, optimum use of fuel, minimum interpersonal conflicts and less intervention from shore authorities. Considering the ship as an Organisation how this can be best achieved

7. Emphasise the validity of the statement that “Classification Societies are Recognised Institutions (RO). In your view if the statement carries some limitation highlight them with reasons. List the statutory service undertaken by a classification body on behalf of Administration

8. A second hand single hull VLCC built in 1990 is to be taken over .The vessel is to be registered under Indian flag, as Chief Engineer / Owner representative, what aspects you would look for, with respect to ;
(a) SOLAS 74
(b) MARPOL 73/78
(c) Crew accommodation
(d) Machinery/ boilers
(e) Previous survey report

9. Differentiate the salient consideration taken during survey of a ship under
(a) Bare boat charter
(b) Voyage charter
(c) Time charter.
As a Second Engineer on board explain with reasons which of the three surveys is most demanding and exhaustive and why?

APPLIED MECHANICS :
1. Two spherical soap bubbles of radii r1 and r2 in vaccum coalesce under isothermal conditions. The resulting bubble has a radius R such that

2. A nut is released with zero velocity from the top of the bridge and travels 24.5m in the last second of its journey. The height of the bridge is
A. 44.1 m
B. 49 m
C. 78.4 m
D. 72 m
Give calculations/statements for justifying your answer

3. A body executes S.H.M. with an amplitdue ‘a’. At what displacement from the mean position is the potential energy of the body one fourth of its total energy?
A. a / 4
B. a / 2
C. 3a / 4
D. Some other fraction of a.
Give calculations/statements for justifying your answer

4. The force constant of a linear simple harmonic oscillator is 2 x 106 N/m. It’s amplitude is 1 cm and total mechanical energy is 160J. What is the maximum kinetic energy of the oscillator.
A. 160J
B. 100J
C. 106J
D. 2 x 106J
Give calculations/statements for justifying your answer

5. A vessel starts from rest and acquires a speed V with uniform accleration ‘a’. Then it comes to stop with uniform retardation ‘b’. What will be the average velocity of the vessel?
A. ab / a + b
B. a + b / ab
C. V/2
D. V
Give calculations/statements for justifying your answer

6. A person throws a number of balls into the air one after the other at an interval of one second. The next ball is thrown when the velocity of the earlier is zero. To what height does the ball rise ? Take g = 10ms-2
A. 5m
B. 10 m
C. 20m
D. 40m
Give calculations/statements for justifying your answer

7. An effort of 200N is required just to move a certain body up an inclined plane of angle 15O, the force acting parallel to the plane. If the angle of inclination of the plane is made 20O, the effort required, again applied parallel to the plane is found to be 230N. Find the weight of the body and the coefficient of friction.

8. A cast iron flywheel of uniform cross-section, 150mm axial width and 100mm radial thickness, has a mean radius of 1.6m. If the wheel rotates at 240 rev/min and the specific mass of cast-iron is 7400 kg/m3. Calculate: –
A. the mean stress in the rim (Newtons per square metre).
B. the reduction in speed (revolution per minute) if 81350 j of energy is abstracted.

9. A. In a wheel and axle, the diameter of the wheel is 60cm and that of the axle diameter of each rope is 1.2cm. What is the velocity ratio? If the lifting a mass of 250kg at 15 meters per minute be 80%. Find the power input to the machine in kW.
B. A 15cm boiler steam stop salve has a spindle of 50mm diameter with square threads of 5mm. pitch cut upon it. The coefficient of friction between the threads is 0.1 and the working pressure of the boiler is 2 MN/m2. The diameter of the hand-wheel fitted on the spindle is 30cm. Calculate the tangential force required at the circumference of the hand wheel to close the valve and the efficiency of the screw.

10. A fuel tank contains oil of specific gravity 0.8. In one vertical side is cut a circular opening 1.8m diameter closed by a trap door hinged at the lower end and held by a bolt at the upper edge A. If the fuel level is 1.5m above the top edge of the opening. Calculate: –
A. the total force on the door
B. the force in the bolt
C. the force on the hinge.

EXAMINATION OF ENGINE DRIVERS OF SEA-GOING SHIPS
GENERAL ENGINEERING SCIENCE
(Time allowed – 3 hours)
Total Marks 100
INDIA (2002)

N.B. – (1) Attempt SIX Questions
(2) All questions carry equal marks.
(3) Neatness in handwriting and clarity in expression carries weightage

1. (a) Sketch a section through a keyless sleeved propeller.
(b) State which metal you would, expect the sleeve to be made of for contact with the forged mild steel shaft and why?

2. Sketch a static oily-water separator labelling all its important parts.

3. (a) Describe a reverse osmosis system for the, production of drinking water on board the, ships.
(b) State –
(i) pre-treatment used with RO equipment
(ii) the post-treatment necessary.
(c) List its advantages compared with a low-pressure evaporator.

4. Describe a system of watertight doors as fitted in a large modern passenger liner stating the positions from which the doors may be operated. Discuss the frequency and nature, of the testing and maintenance of the system.

5. Ships are provided with an independent diesel or electric or air operated emergency fire pump.
State three areas in which emergency fire pumps are commonly installed and give reasons.

6. Distinguish between ‘Primary cell’ and between ‘Lead acid’ and ‘Alkaline cell’.

7. (a) For a freon-22 vapour compression refrigeration machine state how each of the following faults are indicated and how they are remedied: –
(i) Air in the system
(ii) Moisture in the system
(iii) Undercharge
(iv) Overcharge.
(b) Describe with a diagram detailing the devices incorporated into the refrigeration system malfunction to protect the machinery and equipment against malfunction.

8. (a) Make a detailed sketch of a full balanced rudder.
(b) Make a detailed sketch of the lower bearing arrangement, for a fully balanced rudder and explain how replacement of bearing is catered for.
(c) State the purpose of the jumping bar.
(d) Other than drainage, state the reason why a rudder is fitted with a drain plug.

9. Describe, with the aid of diagrammatic sketch, a bilge pumping arrangement for a dry cargo ship.

ENGINEERING KNOWLEDGE (MOTOR)
1. A large marine diesel main propulsion engines, speed fluctuates all the time during the voyage. Make written statements to the chief engineer explaining the observation of various engine parameters, during the voyage which could be indication of some fault, causing engine speed fluctuation.

2. Sketch the main engine starting air system, naming the various components, and fittings in the system.

3. A very sudden rise in pressure during combustion accompanied by a metallic, hammer like sound is called knocking of the unit or detonation and usually occurs
(a) Near the end of the pressure rise after ignition of fuel charge.
(b) Just before the fuel charge is about to ignite.
(c) Immediately after the unit reaches peak pressure and before ignition of fuel charge.
(d) At any stage of the combustion process.
State the correct answer and explain why the other reasons given are not justified.

4. The main requirements which a fuel injection system must fulfil are
(a) accurate metering of small amount of fuel oil.
(b) control of quality of fuel injection
(c) proper timing of the fuel injection
(d) selective distribution of the fuel in the combustion space.
State each one of the points made above are true or false. If any point you perceive is false, state why is it so.

5. In any marine diesel engine, air movements inside a combustion chamber is very important. Generally speaking, air movement helps
(a) to distribute the fuel
(b) to mix it with air
(c) to cool the cylinder liner
(d) to help in optimising liner lubrication
(e) to assist combustion
(f) to reduce after burning
(g) to reduce combustion temperatures.
State which of the above points are true or false. If any point you perceive is false, state why is it so.

6. An auxiliary engine under load continuously fluctuates even with a steady load. The fault you diagnose could be owing to
(a) the quality of fuel
(b) the quality of servicing of the governor in the last port.
(c) the supply of charge air
(d) the overhaul of fuel injectors done in the last decarbonisation
Give a brief explanation as to why each of the above mentioned points either could be true or cannot at all be the reasons for such a fluctuation

7. An auxiliary engine turbo-charger makes strange noises when the load changes. The engine parameters however are absolutely fine. An external examination of turbocharger parameters as stated in the manual also reveals nothing. Would you
(a) continue to run the engine and wait for some time
(b) stop the engine for a while and make some checks
(c) reduce the load of the engine
(d) run it on steady load to make some checks.
State your option and briefly give justifications for supporting your action.

8. The diesel driven life boat engine simply refuses to start after running perfectly for a period of half an hour just before you prepare it to restart again. State just 4 checks you would make to confirm the cause of this problem.

9. The exhaust manifold of an auxiliary engine under load turns red hot. There is no lagging on the manifold. What efforts would you make to cool down the manifold? State the efforts made without stopping the engine.