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1. The purpose of the inclining experiment is to____________.


2. The elevated perforated bottom of a chain locker which prevents the chain from touching the bottom of the chain locker and allows water to flow to the drain is a____________.


3. An inert gas system is designed to reduce the possibility of tank explosion by _____.


4. A vessel would be referred to as "tender" when the weight of the cargo is __________.


5. Which of the following methods is used to supply inert gas from a flue gas system to the cargo tanks?


6. The component in an inert gas system use for cleaning the gas of solid and sulfur combustion products, while simultaneously cooling the inert gas, is called the _____.


7. Control of flooding should be addressed __________.


8. The inward curvature of the ship's side is the_________.


9. What will happen when a vessel loses its reserve buoyancy?


10. The most detrimental effect on initial stability is a result of liquids __________.


11. The purpose of the deck seal in an inner gas system is to prevent _____.


12. Metacentric height is an indication of a vessel's stability __________.


13. The percentage of the total surface area or volume of a flooded compartment that can be occupied by water by damage is called___________.


14. The reserve buoyancy of a vessel varies directly with changed in the vessel’s ________________.


15. The volume of all watertight enclosed spaces above water line is called_________.


16. The strake next to the keel is__________.


17. When cargo is shifted from the lower hold to the main deck the________.


18. What represents the center of gravity?


19. A vessel which is subjected to hogging _____.


20. Your vessel rolls slowly and sluggishly. This indicates that the vessel __________.


21. Which statement is TRUE of a stiff vessel?


22. Excessive recirculation of inert gas is _____.


23. Aboard tankers, the term Category “A” machinery Space, as defined by regulations means any space including trunks and ducts to that space containing _____. I, Internal combustion machinery used for main propulsion II. One or more oil fired boilers or oil fuel units III. Internal combustion machinery used for purposes other than propulsion where the total collective power is at least 500 brake horsepower


24. Corrosion resistant material and non- corrodible material will include which of the following _____. I. Plastics II. Silver III. Copper nickel


25. Which of the following methods of finished applications is/are considered to be satisfactory for resisting corrosion? I. Electroplating with cadmium II Sherardizing III. Galvanizing


26. Corrosion resistant material and non- corrodible material will include which of the following _____. I. Brass II. Copper nickel III. Plastics


27. The blowers of an inert gas generation system aboard a tanker, will be automatically secured if _____. I. Normal water supply at the water seal is lost II. The temperature of the inert gas being delivered to the cargo tanks is more than 150oF III. The cooling water supply to the scrubbers is los


28. The function of the scrubber in an inert gas system is to _____. I. Cool the gases II. Remove solids from the gases III. Remove sulfur compounds from the gases


29. If the inert gas system was not in operation while loading crude oil on a tank vessel, what action would you take?


30. Where are self-closing doors required on a vessel?


31. Addition of weight to a vessel will ALWAYS __________.


32. As the displacement of a vessel increases, the detrimental effect of free surface __________


33. Which statement is TRUE of a tender vessel?


34. Which statement about the free surface effect is TRUE?


35. In regards to the center of bouyancy, which of the following statement is correct?


36. Your vessel is damaged and partially flooded. It is listing 12 deg to port and trimmed 2.5 meters down by the head. It has a long, slow, sluggish roll. What action will you take first?


37. Stability is determined principally by the location of two points in a vessel: The center of buoyancy and the ________________.


38. The quality of initial stability is indicated by_________ .


39. Free communication effect is in direct proportion to __________.


40. The difference between the forward and the aft drafts of a vessel would be the ________.


41. Which abbreviation refers to the horizontal distance between perpendiculars taken at the forward-most and the after-most points on a vessel's waterline at her deepest operating draft?


42. Which of the following will increase the height of the center of buoyancy of your vessel?


43. Yawing is the angular motion of the vessel about what axis?


44. The value of the maximum righting arm is dependent upon the position of the center of buoyancy and the _____________.


45. With no environmental forces present, the center of gravity of an inclined vessel is vertically aligned with the_______.


46. The part of deck machinery that is known as the bitter end, is the _____________


47. A tank which carries liquid is dangerous to the stability of a vessel when it is __________.


48. The purpose of bilge keels is to _______________.


49. Which of the listed functions is the purpose of a gas scrubber in an inert gas generation system?


50. In order to minimize the effects of a tender vessel, when carrying a cargo of lumber, you should __________.


51. The point to which your vessel's center of gravity (G) may rise and still permit the vessel to have positive stability is called the __________.



53. The purpose of swash bulkheads is to _____.


54. When a vessel is inclined, the tendency for it to return to its original position is caused by the _______________.


55. A continual change in the list, or trim of any floating MODU indicates______________ .


56. The collision bulkhead is located _____.


57. Penetrations and openings in watertight bulkheads in a vessel of less than 100 gross tons must _____.


58. Which of the following conditions will result in an automatic shut down of the flue gas inert gas system?


59. Vertical support members used to strengthen bulkheads are called _____.


60. The result of a blow delivered by a heavy sea causing rapid vibrations of the elastic portions of the ships hull is identified as _____.


61. The double bottom in a vessel is a space comprised of _____.


62. Your vessel has been damaged and is partially flooded. The first step to be taken in attempting to save the vessel is to __________.


63. An inert gas system on a tanker should be used to _____.


64. The primary function of a “flue gas type” inert gas system is to _____.


65. Which of the following describes the purpose of a striker or doubler plate?


66. Free surface effect occurring in partially filled cargo or fuel storage tanks on board a vessel should be avoided to _______________.


67. C11 - The ratio of volume of displacement to a block having the same length, breadth and draft of the vessel is known as_____.


68. C11 - What is not usually a concern when loading a single-hulled tanker?


69. C11 - GM is a measure of______.


70. C11 - Where should you pay particular attention to be able to maintain adequate stability in loading deck cargo?


71. C11 - Freeboard is a measure of____________.


72. C11 - The tendency of a ship to resist a change in trim is call_______.


73. C11 - When making a turn (course change) on most merchant ships, the vessel will heel outwards if __________.


74. C11 - An intact bouyancy means________.


75. C11 - GM' cannot be used as an indicator of stability at all angles of inclination because___________ .


76. C11 - A stress called compression is being placed on the sheer strakes if the vessel is ______?


77. C11 - The trim of a vessel is the___________.


78. C11 - Which does NOT affect the value of the free surface correction?


79. C11 - A vessel trimmed down by the bow has _________________ .


80. C11 - On a tanker vessel, what is the required combined capacity of the inert gas generating system as compared to the total capacity of all the cargo pumps which can be operated simultaneously?


81. C11 - Each inert gas system must be designed to supply the cargo tank with a gas, or mixture of gases, that has an oxygen content by volume of _____.


82. C11 - What is the required gas supply capacity of an inert gas system?


83. C11 - Each vessel designed to carry more than 49 passengers must have _____.


84. C11 - The difference between the initial trim of a vessel and the trim after anew load condition is known as ____________.


85. C11 - If a vessel loses its reserve buoyancy, it will ________________.


86. C11 - The blowers of an inert gas generation system aboard a tanker, will be automatically secured if _____. I. Normal water supply at the water seal is lost II. The temperature of the inert gas being delivered to the cargo tanks is more than 150oF III. The cooling water supply to the scrubbers is lost


87. C11 - What happens when you add weight to a vessel?


88. C11 - What will be the result of counter flooding into empty tanks, if the cause of severe list, or trim is due to off-center ballast?


89. C11 - Flooding of any ship’s compartment, resulting in a serious loss of reserve buoyancy, will always ________________.


90. C11 - Angular motion about the vertical axis of a vessel is known as _____________.


91. C11 - Propeller pitch speed minus ship speed divided by the propeller pitch speed is termed _____.


92. C11 - Archimedes’ principle states that the resultant pressure acting on a body immersed in a fluid ________________.


93. Static water pressure of a hull of a ship is greatest at the _____.


94. The value of KM at any draft may be taken from the______.


95. A vessel's stability normally increases when tanks are ballasted because the vessel's______.


96. When securing the operation of an inert gas system the final step should be _____.


97. When the inert gas system is temporarily unable to maintain a positive pressure or an oxygen content less than 8% cargo operations should _____.


98. An inert gas system incorporating a separately fired inert gas generator shall be provided with visual and audible alarms to indicate failure of the power supply to the generator, the automatic control system and _____.


99. What is a danger of a half full tank onboard tanker vessel?


100. How does an inert gas system on a tanker function to prevent explosion in cargo tanks?


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