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THE HONG KONG GOVERNMENT GAZETTE, DECEMBER 24, 1930. 697
Use of tons per inch immersion scale. Calculation of
weight of cargo, etc., from draughts.
Effect of varying density of water.
Buoyancy
Centre of gravity and centre of buoyancy,
The laws of floating bodies.
Effect of filling and emptying ballast tanks on centre of gravity of ship as a whole.
36. Paper 6. (Written.)
English. (1 hours.)
The paper will be designed to test the candidate's ability to write clear and grammatical English with due attention to spelling and penmanship. It will be in no sense a test of technical knowledge.
37. Oral and Practical Portions.
1.--(a) Rigging of ships. Strength of ropes, wire and hemp. Rigging purchases of various kinds and knowledge of power gained by purchases. Knotting and splicing hemp and steel ropes with strict reference to current practice. Seizings, racking chain stoppers, etc.
(b) Sending topmasts up and down.
(c) Bending, setting and taking in fore and aft sails. Management of boats under oars and sail and in heavy wea- ther. Beaching or landing. Coming alongside.
(d) Helm orders. Conning the ship.
2.--(a) Marking and use of ordinary lead line.
(b) Use and upkeep of mechanical logs and sounding ma- chines
(c) Use and upkeep of engine room and other telegraphs. (d) Rocket and line throwing apparatus.
3.--(a) Anchors and cables. Use, upkeep and survey. (b) Knowledge of use and maintenance of deck appliances and steering gear.
(c) Fire extinguishing apparatus-steam, chemical and other appliances.
4.-(a) Preparations and precautions for getting under Duties prior to proceeding to sea, making harbour or coming alongside, especially at after end of ship.
way.
(b) Keeping an anchor watch. Dragging anchor. (c) Duties of officer of the watch. Use of compass to ascertain risk of collision.
5.(a) A full knowledge of the content and application of the regulations for preventing collision at sea. (Candidates will not be placed in the position of handling a sailing ship, but will be expected to recognise a sailing ship's lights and to have a knowledge of her possible manoeuvres according to the direction of the wind.)
(b) Distress and pilot signals; penalties for misuse. (c) British uniform system of buoyage.
(d) An intelligent use of "Notices to Mariners." (Candi- dates will not be required to commit these to memory.)
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