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Q1. (a) Describe, with the aid of sketches, how the test pieces for a Class 1 pressure vessel are obtained. (6)

(b) List the tests which are carried out on the test pieces described in part (a). (4)

Q5. With reference to activated fin stabilisers, explain EACH of the following:

(a) why such units are preferred to passive tanks in large vessels; (3)

(b) why these units are preferred for passenger and fast cargo ships; (3)

(c) why partial, rather than maximum damping of ship movement in heavy weather, is advisable for reasons other than overstressing the fin stocks and activating gear. (4)

Q9. Describe, with the aid of a black diagram, how automatic starting load sharing and stopping of generators in response to load changes is effected. (10)

Q10. Describe how the starting torque of electric induction motors may be improved by using EACH of the following:

(a) wound rotor; (5)            (b) double cage. (5)

Q13. As Chief Engineer Officer of an older vessel which has recently been purchased, write a report to the Superintendent Engineer detailing the items that should be inspected to ensure that the conditions of assignment are satisfactorily complied with. (10)

Q14. As chief engineer officer outline the essential information to be supplied to the drydock management prior to drydocking a vessel. (10)

Q14. (a) State the system of classification for access doors passing through watertight bulkheads of a vessel. (3)

(b) State THREE circumstances under which all watertight doors must be closed when situations are defined as potentially hazardous. (3)

(c) Explain the safety features built into the watertight door operating system to enhance safety to personnel. (4)