COMPETENCE 13 – Maintain seaworthiness of the ship
#1. A continual worsening of the list or trim of any floating vessel indicates:
Incorrect!
#2. A ship has a quick hard roll. The ship’s stability is:
Incorrect!
#3. A negative metacentric height:
Incorrect!
#4. A method of solving for damage stability where water which enters the vessel is considered an added weight.
Incorrect!
#5. A measurement of the tendency of a ship to return to the upright if inclined by external force:
Incorrect!
#6. A limit on the range of residual dynamic stability which can be considered effective is defined by which of the following?
Incorrect!
#7. A metal cover for a glass porthole.
Incorrect!
#8. A metal pin secured to the rudder, which is hooked downward into the gudgeons on the stern post, and affords an axis of oscillation as the rudder is moved from side to side for steering.
Incorrect!
#9. A quick and rapid motion of a vessel in a seaway indicates:
Incorrect!
#10. A large GM will result in the vessel being:
Incorrect!
#11. A direction at right angles to the centerline of the ship or an item of structure in this position is called a/an:
Incorrect!
#12. A vessel freely floating in the water will behave as if all of its weight is acting downward through a point called:
Incorrect!
#13. A partially full tank causes a virtual rise in the height of the:
Incorrect!
#14. A motion of a vessel in waves about the vessel’s longitudinal axis.
Incorrect!
#15. A horizontal line drawn along the top edge of the keel from midship is:
Incorrect!
There are 15 questions for the actual examination for Competence 13 for OIC-NW with a passing rate of 70%. This means that you are only allowed to make 4 mistakes.
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