DieselShip's Online Content Library

Q1. Whilst on passage the Engine room is in UMS and a bilge alarm activates:

(a) Describe the entry procedure into the Engine Room to acknowledge the alarm (4)

(b) List the entries that will be required for the Oil Record Book for a transfer from the bilge to the holding tank (4)

(c) State TWO possible causes for a maximum vacuum and no discharge when the pump is started (4)

(d) State two possible causes for the pump to fail to draw a vacuum (4)

- - - Previously asked - - -

Q1. Whilst on passage the Engine room is in UMS and a bilge alarm activates:

(a) Describe the entry procedure into the Engine Room to acknowledge the alarm (4)

(b) List the entries that will be required for the Oil Record Book for a transfer from the bilge to the holding tank (4)

(c) State TWO possible causes for a maximum vacuum and no discharge when the pump is started (4)

(d) State two possible causes for the pump to fail to pickup suction (4)

Q2. With reference to refrigeration systems explain EACH of the following terms:

a) Saturation temperature (4)

b) Superheat temperature (4)

c) Sub cool temperature (4)

d) Dew point temperature (4)

Q3. (a) Describe the procedure for operating the oily water separator. (12)

(b) State TWO ways that the separator could be made to operate more efficiently. (4)

Q4. With reference to Main Engine Lubricating Oil:

a) Explain what is meant by microbial degradation. (4)

b) State SIX indications that could be observed if the oil was suffering from microbial degradation (2)

c) Describe TWO actions that should be taken on detecting the early start of microbial degradation. (2)

d) State FOUR precautions that need to be taken to help prevent such occurrence. (4)

Q5. State the safety checks needed before using EACH of the following lifting gear, assuming that all certificates are in order and the equipment load capacity is sufficient for the lift:

a. Wire strops (4)

b. Chain blocks (4)

c. Eye bolts (4)

d. Shackles (4)

Q6. With reference to ships earth fault detection systems:

a) Sketch and describe the operation of typical ships constant earth monitoring system (8)

b) State, with reasons, FOUR advantages why this type of system is preferred to a push button lamp arrangement. (4)

c) Explain why indicated earth faults should be investigated without delay. (4)

Q7. Two generators are running in parallel. Explain the procedure to be taken in EACH of the following circumstances in order to prepare one of the electrical generator sets for maintenance.

a) Taking the a.c. generator off electrical load. (6)

b) Isolating the machine in order that work may be safely carried out. (10)

Q8. (a) State the measurement that gives an indication of a ship's stability. (2)

(b) Explain the meaning of the measurement stated in (a). (2)

(c) Explain how the measurement given in (a) indicates EACH of the following:

(i) Stable stability. (4)

(ii) Unstable stability. (4)

(iii) Neutral stability. (4)

Q9. Describe, with the aid of a sketch, the structural features of the bow forward bulkhead which impart structural strength to resist the stress imparted on the vessel. (16)

- - - Previously Asked - - -

Q9. Describe, with the aid of a sketch, the structural features of the bow which impart structural strength. (16)