Coxswain Grade 2 Nautical Knowledge Assessment

Welcome to your Coxswain Grade 2 Nautical Knowledge Assessment

Student Assessment Instructions

1. This is a closed book Assessment.The video link between the student and the supervisor is to remain on throughout the assessment.

2. All notes, books and mobile phones are to be removed from the table.

3. Mobile phones are to be turned off and not used during the assessment.

4. Students should read each question carefully before answering.

5. All questions are to be answered.

6. No communication is permitted other than with the Assessment Supervisor.

7. No student may leave the room for the duration of the Assessment.

8. When instructed you may commence the Assessment.

9. To pass, you must obtain a 60% or higher mark.

Questions 1 to 25 - 3 marks each

Assessment Date

Student Name

Student Phone No.

1. When using the engine to stop a vessel with a right handed propeller by putting the engine astern, what effect does the propeller have on the transverse movement of the stern?

a. stern to starboard

b. stern to port

c. bow to port

2. A sand bar is dangerous to cross in bad weather at any time. However it is made more dangerous by the following conditions:

a. ebb tide and offshore wind

b. flood tide and offshore wind

c. ebb tide and onshore wind

3. A vessel will not lift easily and become harder to steer when:

a. trimmed by the head

b. trimmed by the stern

c. evenly trimmed

4. A vessel swinging to either side of her intended course is known as:

a. rolling

b. yawing

c. synchronisation

5. A single screw vessel is berthed starboard side to. The best way for her to unberth in a strong wind from astern is to start with the following manoeuvre:

a. head line on, slow ahead, hard to port

b. aft spring on, slow astern, hard to port

c. forward spring on, slow ahead, hard to starboard

6. In the southern hemisphere the wind around a low pressure system blows:

a. clockwise inwards

b. anticlockwise inwards

c. anticlockwise outwards

7. Oily bilge’s can be pumped overboard only in the following circumstances:

a. over 50 miles from land

b. over 12 miles from land

c. not at all

8. Slack tanks in a vessel can:

a. decrease stability

b. cause the vessel to heel

c. cause the vessel to list

9. The term “Chine” refers to:

a. boat’s fore and aft lines

b. angle between a boat’s topside and bottom

c. longitudinal dip in a boat’s deck

10. When the weight is moved from the centre line at deck level to the centerline low down in a vessel:

a. the vessel’s stability is decreased

b. can cause a list

c. the vessel’s stability is increased

11. A spring tide is:

a. tide at new or full moon

b. Christmas tide

c. incoming tide

12. A large stern trim can lead to pooping when the vessel is:

a. heading into the sea

b. running before the sea

c. running beam on to the sea

13. A safety briefing is required to advise passengers on:

a. muster station

b. position of lifejackets

c. duration of the voyage

d. all of the above

14. Leeward means:

a. on the upwind side of the observer

b. on the downwind side of the observer

c. sailing on a lee shore

15. The spacing of isobars indicates :

a. The period of an isophase light

b. The barometric pressure

c. The wind strength

d. The wind direction

16. The period of a light is:

a. The time of one sequence

b. The time the light is on

c. The range of the light

d. An isophase light

17. A heliograph is:

a. Used to reflect the sun

b. Used to send messages

c. The type of paper used on depth sounders

d. A graph of high altitude pressure

18. Direction of buoyage on a chart is obtained by:

a. the symbol of an arrow and balls either side

b. clockwise around a land mass

c. from seaward into port

d. all of the above

19. When the wind backs it is:

a. swinging clockwise

b. unpredictable

c. swinging anti-clockwise

20. A stiff vessel has:

a. a longer roll period

b. a shorter roll period

c. makes no difference

21. A knot can reduce the strength of a fibre rope by as much as 50%:

a. True

b. False

22. To lessen the characteristic of squat by a vessel you would:

a. increase speed

b. decrease speed

c.full astern power

23. A falling barometer will indicate an approaching:

a. high pressure system

b. ridge of high pressure

c. low pressure system

24. Safe working load (S.W.L.) of rope is:

a. 1/12 th of breaking strength

b. 1/6 th of breaking strength

c. the same as breaking strength

25. Match the following:

a. Safe Water Mark
b. Isolated Danger Mark
c. Cardinal Mark
d. Special Mark

1. FlY
2. Fl(2)
3. Top mark is a red sphere .
4. Top marks are 2 black cones

26. Explain Free Surface Effect
9 marks

27. List and explain 2 dangers which may exist when running before a large sea.
8 marks

28. Using the below weather map determine the following wind direction:

a. at Port Headland
b. across Bass Strait
c. compare the wind strength at Darwin and Adelaide

8 marks