COMPETENCE 13 – Maintain seaworthiness of the ship
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#1. What is the principal danger of a tank half filled with liquid on board a vessel?
Incorrect!
#2. When a ship sags, what kind of stresses are set up on deck?
Incorrect!
#3. What are the horizontal lines marked 21 inches to the right of the disc that are 9 inches in length and 1 inch in breadth, all marked at right angle to a vertical line that is about 21inches from the center of the disc?
Incorrect!
#4. What is the ship’s broad profile which gives all data relating to the capacity of the cargo spaces, tanks, bunkers, storerooms and location of the center of gravity of each?
Incorrect!
#5. The vessel stability can be adversely affected by:
Incorrect!
#6. What term generally used to designate one of the transverse ribs that make up the skeleton of a ship?
Incorrect!
#7. What will be the result of removing deck-stowed containers?
Incorrect!
#8. Vertical moments are obtained by multiplying a vessel's weight and its:
Incorrect!
#9. To “shore up” the main deck for the stowage of deck cargo means to:
Incorrect!
#10. What will be observed of a ship that navigated from open sea with a high water density when it enters a river with a low water density?
Incorrect!
#11. To sink due to loss of reserve buoyancy.
Incorrect!
#12. This provides a method for estimating the additional draft or determining the extra load that can be taken on board when a vessel is being loaded in water of less than that of salt water.
Incorrect!
#13. What is the ability of a vessel to return to her initial position after being forcibly inclined?
Incorrect!
#14. The weld used to attached stiffeners to a plate are known as:
Incorrect!
#15. What is the measure of the turning effect of the force about a point?
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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