COMPETENCE 9 – Maneuver the ship
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#1. A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n):
Incorrect!
#2. A thrust block is designed to:
Incorrect!
#3. A twin-screw vessel moving astern with both engines backing, with rudders amidships and negligible wind, will back:
Incorrect!
#4. A solution to overcome tripping defects is an arrangement of special plates on either side of the flukes, designed to set them in the correct tripping position. These special plates are called:
Incorrect!
#5. A twin screw vessel is easier to maneuver than single-screw vessel with the engines half ahead. If there is no wind or current and the rudder is amidships, which of the following will happen?
Incorrect!
#6. A tug would NOT assist a ship to steer if the tug is made up to the large vessel in what area of the vessel?
Incorrect!
#7. A wobbling tail shaft is an indication of:
Incorrect!
#8. A vessel's bow thruster is usually quite effective at a speed of up to how many knots?
Incorrect!
#9. A ship turns around a point called the 'pivot point'. What is the usual position of this point when the ship is at full sea speed?
Incorrect!
#10. A towing vessel becomes tripped while towing on a hawser astern. What factor is LEAST important when assessing the risk of capsizing?
Incorrect!
#11. A vessel will ""squat"" when it proceeds underway:
Incorrect!
#12. A twin screw vessel while moving ahead has an advantage over a single vessel because:
Incorrect!
#13. A vessel is moving at a slow speed, by using the backing maneuver, when is she considered to be dead on the water?
Incorrect!
#14. A twin screw vessel while moving ahead has an advantage over a single vessel because:
Incorrect!
#15. A storm is forecast for the area where your vessel is moored. For its safety you should put:
Incorrect!
There are 15 questions for the actual examination for Competence 9 for OIC-NW with a passing rate of 70%. This means that you are only allowed to make 4 mistakes.
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