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Q8. With respect to hydraulic Ram steering gears;

A. What emergency locking device can be used in order to speedily bring the steering gear to rest? State one reason the best angular position to lock the steering gear.

B. Use a simple sketch to show where the “Jumping” (top) and wear down (bottom) rudder carrier ring clearances can be measured. Indicate what clearances you would expect with a new steering gear;

C. State the consequences of the wear down clearances being reduced to less than Zero.

Q9. While carrying out ship’s hull inspection, describe the various defects and corresponding repairs that might be expected in shell plating, Ford end of ship, aft end of ship, openings in shell plating, Rudder, Propeller, and stern tube.

Q8. With reference to the exhaust gas boiler of your ship explain the following:

A. Composition and reasons of soot deposits.

B. Various stages of soot fire leading to high temperature fire.

C. Procedure to be followed for firefighting under different stages of soot fire.

D. Actions required prior to dry running of an exhaust gas boiler.

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 timed fuel pump.

Q7. What is Rocking test of Deck Crane? Explain the procedure of rocking test. Tabulate and indicate fault finding procedure. What is the action taken if deviation is out of limit?

Q9. 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 operation.

Q5. The tailshaft of your vessel is suspected to have been damaged in a recent grounding. Explain with sketches the type of Non-Destructive tests that you would carry out with reference to the specific parts of the shaft, to ascertain the damage.

Q1. Describe briefly the methods of carrying out a bend test and an impact test. Illustrate the general form of the test pieces used and state how the final results are given for comparison of different materials. Of what practical use are the figures obtained?

Q1. Describe the procedure to be undertaken when, upon a routine schedule for changing Exhaust Valve on a main engine, it is found that the Exhaust valve body is seized inside the cylinder head and cannot be removed by conventional means and also the internal threads in the exhaust valve body connecting to the exhaust bellows are damaged.