COMPETENCE 9 – Maneuver the ship
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#1. A thrust block is designed to:
Incorrect!
#2. 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!
#3. A vessel is moving at a slow speed, by using the backing maneuver, when is she considered to be dead on the water?
Incorrect!
#4. A towing vessel becomes tripped while towing on a hawser astern. What factor is LEAST important when assessing the risk of capsizing?
Incorrect!
#5. A twin-screw vessel moving astern with both engines backing, with rudders amidships and negligible wind, will back:
Incorrect!
#6. A wobbling tail shaft is an indication of:
Incorrect!
#7. A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n):
Incorrect!
#8. A storm is forecast for the area where your vessel is moored. For its safety you should put:
Incorrect!
#9. 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!
#10. 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!
#11. A vessel’s bow thruster is usually quite effective at a speed of up to how many knots?
Incorrect!
#12. A twin screw vessel while moving ahead has an advantage over a single vessel because:
Incorrect!
#13. A twin screw vessel while moving ahead has an advantage over a single vessel because:
Incorrect!
#14. A vessel will “”squat”” when it proceeds underway:
Incorrect!
#15. 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!
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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