Author: UKM TUTICORIN

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During sea trials, extensive noise measurements are taken in accordance with the Code of Practice for Noise Levels in Ships. (a) State and explain the unit of sound measurement (2) (b) State the noise level above which personnel are required to wear ear protection (1) (c) Explain how a ship’s crew may be made aware…

EK Naval Mar 2024 (Q13)

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With reference to structural fire protection in passenger ship accommodation spaces: (a) Define the meaning of Class A bulkheads, stating the requirements (4) (b) Explain how the integrity of the bulkhead is retained with respect to ventilation trunking where A Class bulkheads have to be penetrated (2) (c) Discuss the design of ventilation systems with…

EK Naval Mar 2017 (Q13)

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Describe, with the aid of sketches, how main propulsion efficiency can be improved by the addition of EACH of the following (a) Ducted propeller (Kort nozzle) (5) (b) Vane or Grim wheel aft of the propeller (5) Mar 2017 (Q13)

EK Naval Mar 2024 (Q12)

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(a) List FIVE of the nine hazard classes of Dangerous Goods as stated in the international Maritime Dangerous Goods (IMDG) code (5) (b) State the documentation that must accompany any hazardous shipment, explaining the purpose of this documentation (5) Mar 2024 (Q12)

EK Naval Mar 2017 (Q12)

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Describe the in-water survey to classification society requirements of the underwater structure of a large carrier (10) Mar 2017 (Q12)

EK Motor Oct 2022 (Q4)

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in EK Motor

(a) Describe, with the aid of a sketch, a cylinder arrangement for a dual fuel 2-stroke engine, explaining how the gaseous fuel is delivered to the cylinder and ignited. (12) (b) Explain the term Methane Slip in reference to a dual fuel engine, stating why it occurs and the effect on the atmosphere. (4) Dual…

EK Electrical Jul 2020 (Q11)

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in EK ELECTRICS

With reference to electrical system protective devices, explain the purpose of EACH of the following: (a) Overcurrent protection; (2) (b) Short circuit protection; (2) (c) No-volt protection; (2) (d) Reverse power protection; (2) (e) Preferential tripping. (2) Jul 2020 (Q11)

EK Electrical Jul 2020 (Q10)

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in EK ELECTRICS

With reference to star delta starters used for three phase induction motors: (a) Explain in detail why this type of starter is employed; (4) (b) Explain, with the aid of a circuit diagram, the sequence of operation of a star delta starter. (6) AC Starters Jul 2020 (Q10)

EK Motor Oct 2022 (Q3)

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in EK Motor

With reference to failure of fuel injector nozzles due to burning: (a) state, with reasons, THREE possible causes; (6) (b) write a procedure to be used when investigating the cause of fuel injector nozzle burning; (6) (c) describe a maintenance system which should be operated in order to minimize the risk of future fuel injector…

EK Motor Oct 2022 (Q2)

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