CARGO HANDLING AND STOWAGE JULY "B".

CARGO HANDLING AND STOWAGE JULY "B"

1. A ship displaces 7,000 tons while floating in fresh water
1. A ship displaces 7,000 tons while floating in fresh water. Find the displacement of the ship when floating at the same draft in water of density 1,015 kgs/m³ A. 7,105 tons B. 7,135 tons C. 7,125 tons D. 7,115 tons

1. Solution: New Δ New Density Old Δ Old Density New Δ ,015 Kgs/m³ 7,000 t ,000 Kgs/m³ New Δ = 7,000 tons x 1,015 Kgs/m³ 1,000 Kgs/m³ New Δ = 7,105,000 1,000 New Δ = 7,105 Tons

2. The words pipe, butt, tun and puncheon all refer to __________.
A. structural shape used in construction B. various length of timber C. the sizes of cask D. viscosities of liquid cargoes

Tun can be: An old British measurement of liquid. A large cask for liquids, especially wine. A measure of liquid capacity, particularly one equivalent to around 252 wine gallons (954 litres). A large cask, particularly one holding a volume equivalent to 2 butts, or 252 gallons. Puncheon, in the United States also called pon for brevity, is an old English unit of wine casks, holding about 318 litres. It is also known as tertian (from the Latin word for third), because three of it make a tun, and as the (wine) firkin.

PARTS OF A CASK STAVE BUNG HOLE BILGE BILGE HOOP QUARTER HOOP
HEAD HOOP RIVET CANT HEAD CHIME CROSE STAVE JOINT

3. The curvature of the deck in a transverse direction
3. The curvature of the deck in a transverse direction. It is measured between the deck height at the center and the deck height at the side. A. sheer B. base line C. camber D. moulded breadth

SHIP CONSTRUCTION B A C waterline A= Camber B = Tumble Home
C = Freeboard E D = Beam E = Dead rise D

4. Your vessel is at a dock where the density is 1,012
4. Your vessel is at a dock where the density is 1,012. To what draft will she be loaded so as to draw 23’ 06” when she gets to sea where the density is 1,026? A. 23’ 06” B. 23’ 02” C. 23’ 10” D. 24’ 02”

4. Solution: New Draft Old Density Old Draft New Density New Draft ,026 Kgs/m³ 23‘ 06” ,012 Kgs/m³ New Draft = (23.5’) x 1,026 Kgs/m³ 1,012 Kgs/m³ New Draft = ’ or 23’ 10”

5. A device that can tighten rigging by means of screw threads.
A. pelican hook B. stretcher C. rottmear releasing gear D. turnbuckle

Pelican Hook Turnbuckles

6. One of the principal dangers inherent in liquefied petroleum gas is ______.
A. The strong odor it produces B. The way it reacts with seawater C. As it warms up it becomes heavier than air D. It’s low temperature causes frostbite or freezing

7. For package freight, an average
allowance for “broken stowage” is. A. 15% B. 30% C. 60% D. 5%

8. Sweat damage in a hatch full of canned goods and cartons will occur when the.
A. Air temperature is higher than the temperature of the cargo B. Dew point is lower than the temperature of the cargo C. Dew point is higher than the temperature D. Air temperature is lower than the

9. The difference between the initial trim and the trim after a loading change is known as.
A. final trim B. change of trim C. trim D. change of draft

10. What is the size of 24-strand wire necessary to lift 18 tons with a 3-fold purchase?
A. 2 inches B. 4 inches C. 3 inches D. 6 inches

GEAR M.A. (Mechanical Adv. )
Single Whip/Purchase Gun Tackle Luff Tackle/ Handy Billy Watch Tackle Double Purchase Double Luff Three Fold Purchase

10. Solution: S = Wt. x ( % N.O.S. ) M.A. S = 18 tons x 1.6 6 S = Tons

SWL = 2C² / 6 C = √SWL x 6 2 C = √ 4.8 x 6 C = 3.8 inches

11. Foam extinguishes fire by:
A. chemical action B. inerting the air C. cooling D. smothering

12. In regards to the center of buoyancy, which of the following statement is correct?
A. It moves toward the low side of an inclined vessel B. It is the measure of metacentric height C. It caused the displacement to increase D. It moves toward the high side of an

13. No vessel may use or carry an oil transfer hose larger than 3 inches unless it meets all of the following requirements EXCEPT: A. Have a bursting pressure greater than 600 psi B. Have a working pressure greater than 150 psi C. Have a metallic reinforcement D. Have identification markings

14. You are making a heavy lift with the jumbo boom
14. You are making a heavy lift with the jumbo boom. Your vessel displaces 18,000 tons. The 50-ton weight is on the pier, and its center is 75 ft. to starboard of the centerline. The head of the boom is 112 ft. above the baseline, and the center of the gravity of the lift when stowed on deck will be 56 ft. above the baseline. As the jumbo takes the strain, the ship lists 3.5º. What is the GM when the cargo is stowed? A ft. B ft. C ft. D ft.

Given: Δ = 18,000 tons, Weight = 50 tons
KG = 75 ft (Stbd.) Centerline Head of Boom= 112 ft. from Baseline KG of cargo = 56 ft. (from baseline when stowed on deck ), List = 3.5º Find: GM when Cargo was Stowed Solution: Using the Inclining Experiment Tan List = Wt. x Dist. Δ x GM

GM = 3.24 ft. ( When Stowed on Deck )
GM = Wt x Dist. Δ x Tan List GM = t x 75 ft. 18,000 t x Tan 3.5º GM = ft. ( When Lifting ) GG’ = Wt. x Dist. Δ GG’ = 50 t x 56 ft. 18,050 t GG’ = ft. GM = ft. (-) GM = ft. ( When Stowed on Deck )

15. The KG of a vessel is found by dividing the displacement into the:
A. Sum of the free surface moments of the vessel B. Height of the center of gravity of the C. Sum of the longitudinal moments of the D. Sum of the vertical moments of the vessel

16. A ship is loading in dock water of density 1,010 kgs/m³, F. W. A
16. A ship is loading in dock water of density 1,010 kgs/m³, F.W.A.150 mms. Find the change in draft on entering salt water? A. 60 mms B. 90 mms C. 30 mms D mms

Allowable Increase = FWA x (Change in Dens)
25 = 150 mms. x (1025 – 1010) = mms. X 15 Allowable Increase = 90 mms.

17. What is the Safe working load of 4-inch Manila rope?
A tons B tons C tons D tons

17. Solution: SWL = C² (Occasional Lift) 7 SWL = 4² SWL = 16/7 SWL = tons

18. Form the foundation for the decks, they are situated athwartship from the side to side of the vessel. A. girders B. garboard strake C. pillars D. deck beams

19. You have a quantity of bagged cargo to stow in #3 UTD
19. You have a quantity of bagged cargo to stow in #3 UTD. Which method of stow will provide minimum block stability? A. Bag on bag stow B. Alternate layer directions C. Half bag stow D. Bilge and cantline

Method of Stowing Bagged Cargo
1. Full Bag Method = provide maximum ventilation.

2. Alternate Layer Direction = provide
maximum Block Stability .

3. Half Bag or Brick Method = provides
minimum Broken Space.

20. The purpose of setting the freeboard requirement is primarily to ensure that the ship has.
A. adequate load during voyage at sea B. reserve of buoyancy C. enough watertight doors and openings D. enough freeboard after loading

21.You are going to load bales of wool having a stowage factor of 100 in #3 lower hold which had a bale cubic of 62,000. How many tons of wool can be stowed in the compartment, assuming 10% broken stowage? A. 520 B. 654 C. 620 D. 558

21. Solution: Allowance = 100% - B.S 100 Allowance = 100% - 10% Allowance = % Allowance =

21. Solution: Weight = Volume x Allowance Stowage Factor Weight = 62,000 ft³ x 0.9 100 ft³/ton Weight = ,800 ft³ Weight = Tons

22. On the fully containerized ship, approximately one third or more of the cargo is on deck above the rolling center. Top stowed containers are subject to. A. accelerations greater than on conventional vessels B. accelerations the same as on C. accelerations less than on conventional vessels D. no accelerations

23. When loading bulk liquid cargo, what is the first action you should take if a cargo valve is jammed open? A. Order the dock man to shutdown B. Call the owner, operator, or terminal supervisor C. Trip the pump relieve valve D. Run out the vessel’s or terminal’s fire hose

24. If additional weight is added above the center of gravity, the vessel will:
A. reduce righting moments B. all of these C. reduce reserve buoyancy D. increase GM

25. Name one major advantage of transporting gas under refrigeration.
A. less product per volume B. it reduces its volume C. it increases its volume D. none of these

26. Which of the following is classified as a combustible liquid?
A. Tetraethylene alcohol B. Carbon tetrachloride C. Ethyl alcohol D. Acetaldehyde

Grades of Petroleum Products
Grade Flash Pt Reid Vapor A. Flammable 80º F or psi or below above B. Flammable 80º F or more than 8.5 below less than 14 psi C. Flammable 80º F or psi or below below D. Combustible above 80º F but below 150º F E. Combustible 150º F or above

27. If a vessel is loaded in such manner that she is to be sagging, what kind of stress is placed on the sheer strake? A. Tension B. Thrust C. Compression D. Racking

28. The upward slope of a ship bottom from the keel to the bilge is known as ___.
A. slope B. dead rise C. camber D. keel height

29. Which product is MOST likely to accumulate static electricity?
A. Hard asphalt B. Lubricating oil C. Crude oil D. Residual fuel oil

30. What is the minimum distance from any shoreline that oily wastes may be pump out over the side?
A. 25 miles B. 50 miles C. 75 miles D miles

31. Liquefied flammable gas is defined as any flammable gas having a Reid vapor pressure exceeding __________ pounds. A. 30 B. 40 C. 14 D. 50

32. The normal tendency for a loaded tanker is to:
A. sag B. hog C. very tender D. permanent list

33. A box-shaped barge 16 m x 6 m 5 m is floating alongside a ship in fresh water at a mean draft of 3.5 m. The barge is to be lifted out of the water and loaded on to the ship with a heavy lift derrick. Find the load in tons borne by the purchase when the draft of the barge is reduced to 2 m. A tons B tons C tons D. None of these

33. Solution: Weight = L x W x (Depth - Draft) x Rel. Den. Weight = 16m x 6m x (5m – 3.5m) x 1.000 Weight = 16m x 6m x 1.5m x kgs/m³ Weight = 144 tons

34. A vessel is at a dock where the water density is 1,000
34. A vessel is at a dock where the water density is 1,000. She draws 36’ 04”. What would she draw in salt water having density of 1,026? A. 36’ 04” B. 34’ 06” C. 37’ 03” D. 35’ 05”

34. Solution: New Draft x Old Density Old Draft New Density New Draft x 1,000 kgs./m³ 36’ 04” ,026 kgs./m³ New Draft = 36’ 04”(36.33) x 1,000 kgs./m³ 1,026 kgs./m³ New Draft = 35’ 05”

35. It is compose of steel plate, not of these are rectangles in shape
35. It is compose of steel plate, not of these are rectangles in shape. Arrange in longitudinal manner on the ship and placed one after the other from the stem to stern. A. shell plating B. stringers C. strake D. frames

36. Which is NOT a safety precaution to be observed during the loading of LNG?
A. Ascertain that the hoses to be used are in good order B. Report any leakage of cargo C. Make sure the rake ends of the barge are completely dry and mopped D. Be on the lookout for work being accomplished ashore in the vicinity of the barges

37. A vessel that displaces 28,500 tons has a KG of 30 ft
37. A vessel that displaces 28,500 tons has a KG of 30 ft., 1,550 tons are discharged with a center of gravity of 12 ft. above the keel. What would be the new center of gravity? A. 31 ft. B. 30 ft. C. 29 ft. D. 32 ft.

37. Solution: Weight KG Moments Δ = 28,500 t x ft ,000 Disch. = 1,550 t x ft ,600 (-) 26,950 t ,400 NKG = Total Moments Total Weight NKG = 836,400 ft./tons 26,959 tons NKG = 31 ft.

38. Determine the free surface constant for a tank that is 70 ft
38. Determine the free surface constant for a tank that is 70 ft. long by 35 feet wide by 25 ft. deep. The specific gravity of the liquid in the tank is 0.78 and the ship is floating in salt water having a density of A. 4,800.2 B. 5,430.8 C. 8,770.8 D. 5,573.0

38. Solution: FSK = r x l x b³ 420 r = S.G. of Liquid inside the Tank S.G. of where the vsl. Is floating r = 1.026 r = 0.76

38. Solution: FSK = r x l x b³ 420 FSK = 0.76 x 70 ft. x 35 ft.³ FSK = 5,430.8

39. Your vessel is taking on fuel when a small leak develops in the hose. You order the pumping stopped. Before you resume pumping, you should. A. repair the hose with a patch B. place a large drip pan under the leak and plug the scuppers C. notify the terminal superintendent D. replace the hose

40. A vessel in the form of a triangular prism 32 m long, 8 m wide, at the top, and 5 m deep, KG 3.7 m. Find the initial metacentric height when floating on even keel at 4 m. draft F and A? A m B m C m D m

40. Solution: 8 m WIDE M X L W G 5 m 4 m B DEEP DRAFT K

Let x be the half breadth at the waterline
Using Ratio and Proportion Then: X x Draft of Vsl. Other Half Depth of Vsl. X x m 4 m m X = 16 m / 5 m X = 3.2 m x 2 6.4 m Breadth of Vsl. At Waterline

KB = 2/3 x Draft KB = 2/3 x 4 m KB = m BM = B² / 6 x Draft B² = Breadth of WL = m x 6.4 m 6m x 4 m BM = 24 BM = m

KB = m BM = m ( + ) KM = m KG = m ( - ) GM = m

41. The most inherent danger in LPG is.
A. react to seawater B. strong odor is produced C. low temperature causes frostbites of freezing D. when warmed becomes heavier than air

42. To shore up the main deck for the stowage of deck means to.
A. distribute the weight of the cargo by placing fore and aft planks on the main deck B. weld pad eyes on deck in proper position to secure the cargo C. strengthen the main deck by placing pillars underneath it D. package the cargo in wooden crates so it will damage the deck

43. Name one major advantage of transporting gas under refrigeration.
A. less product per volume B. it increase its volume C. it reduces its volume D. none of these

44. How many tons of cotton with a stowage factor of 90 can you stow in a hold with a bale of cubic of 66,000? A tons B tons C tons D tons

44. Solution: Weight = Volume S.F. Weight = 66,000 ft³ 90 ft³/ton Weight = Tons

45. The internal volume of a cargo hold measured from the inside of the side shell, the underside of the deck, and the tank top is known as the ________. A. Gross tonnage B. Measured space C. Deadweight space D. Grain cubic

46. A tank will hold 153 tons when full of fresh water
46. A tank will hold 153 tons when full of fresh water. Find how many tons of oil of relative density 0.8 it will hold allowing 2% of the oil loaded for expansion. A tons B tons C tons D tons

46. Solution: Cap. Of Oil = Cap. of FW x Cap. For Exp. = 153 t x 0.98 Cap of Oil = tons Weight of Oil = Cap. of Oil x R.D. of Oil R. D. of FW Weight of Oil = t x 0.8 1.0 Weight of Oil = Tons

47.The term “oil” as used in the oil pollution regulations means.
A. sludge B. fuel oil C. oil refuse D. all of these

48. Why are most break bulk vessels built with the transverse framing system rather than the longitudinal system? A. The transverse system is more resistant to hog and sag stress B. The numerous longitudinal frames cause excessive broken stowage C. The transverse system provides better support to the varying cargo densities on the break bulk vessel. D. The deep web frames interfere with the stowage of break bulk cargo

49. A “barrel” is a unit of liquid measure equivalent to:
A. 43 U.S. gallons at 65 F B. 40 U.S. gallons at 50 F C. 45 U.S. gallons at 75 F D. 42 U.S. gallons at 60 F

50. Pollution regulations requires that each scupper on deck must be equipped with:
A. Two-piece soft patch B. Soft rubber plug C. Wooden plug D. Mechanical means of closing

MECHANICAL MEANS OF CLOSING SCUPPER

51. Which material should not be used to secure cargo on deck for a voyage?
A. Steel strapping B. Steel chain C. Wire rope D. Fiber rope

52. A ship is floating upright on an even keel at 6. 0 m draft F and A
52. A ship is floating upright on an even keel at 6.0 m draft F and A. The areas of the water-plane are as follows: Draft (m) Area (sq.m.) Find the ship’s KB at this draft? A meters B meters C meters D meters

Given: Draft F & A = 6.0 m Find = Ship’s KB Solution:
5 C 4 B D 3 E 2 F 1 G K

WP Area SM Prod of Levers Prod of
Volume Moments A 6,000 x ,000 x 6h ,000h B 6,020 x ,080 x 5h ,400h C x ,050 x 4h ,200h D 6,025 x ,100 x 3h ,300h E 6,020 x ,040 x 2h ,080h F 5,600 x ,400 x 1H ,400h G 5,000 x ,000 x h 105, , 380h

KB = Moments About Keel Prod. Of Volume of Δ KB = 323,380h 105,670 KB = m

53. The making of the load lines are painted in __________ in a dark ground.
A. white B. yellow C. red D. black

54. Backstays are _________.
A. Running rigging leading forward from the masts B. Running rigging leading aft from the masts C. Standing rigging leading aft from the D. Standing rigging from the crosstree to the mast head

BACKSTAYS

55. Which of the following describes a STIFF vessel?
A. Pitches heavily B. Has an unusually high center of buoyancy C. Small GM D. Short rolling period

56. When loading a cargo of taconite, proper sequencing of loading by hatch number is necessary to:
A. Prevent negative stability from developing B. Prevent excessive longitudinal stresses C. Provide proper trim D. Control list

TACONITE a low-grade siliceous iron formation in Minnesota, U. S
TACONITE a low-grade siliceous iron formation in Minnesota, U.S., from which high-grade iron ore is derived. The iron formation consists of fine-grained silica with variable ratios of hematite and magnetite totaling less than 30 percent iron. Recovery of the iron requires fine grinding and concentration of iron-bearing phases, which in turn are formed into pellets suitable for taconite

57. A hold, which is ready to receive cargo, should be:
A. free from any odor B. well ventilated C. clean and dry D. all of these

58. To avoid excessive surge pressure when ballasting, you should.
A. bunker at a nominal rate B. close valves slowly C. shut valves before topping off D. check for kinks in hose

59. How do you consider a hold compartment where the spaces under the hatch covers and lids are NOT completely filled? A. A compartment without free surface B. A partially full compartment C. An empty compartment D. A full compartment

60. Before loading bulk grain, bilge wells must be covered to:
A. add strength to the bilge well strainer B. permit rapid flow of water to the bilge wells C. prevent oil, water or other liquid from reaching the cargo D. prevent cargo shifting into the bilge wells

61. Concerning a stiff ship, which of the following is NOT true?
A. There is a small metacentric height B. The weight is concentrated low in the vessel C. The height of the metacenter height is great D. There is a danger of cargo breaking loose

62. The description of a “Stiff” vessel is.
A. period of roll is large due to large metacentric height B. she will have an unusually high center of gravity C. she will pitch heavily D. she will have a large metacentric height

63.The accidental release of LPG cargo carried at a very low temperature presents an unusual risk because ____. A. of its toxic vapor B. it can cause a brittle fracture of the ship’s mild steel structure members. C. of the possibility of explosion if it mixes with seawater D. of its vigorous chemical reaction with steel

64. A vessel displacing 18,000 short tons and has a VCG of 70 ft
64. A vessel displacing 18,000 short tons and has a VCG of 70 ft. You dump 100 short tons of water, which had a VCG of 88 ft., what is the new KG? A. 30 ft. B ft. C ft. D. 31 ft.

64. Solution: Weight KG Moments Δ , ft ,260,000 Disch ft ,800 ( - ) 17, ,251,200 NKG = Total Moments Total Weights NKG = 1,251,200 / 17,900 NKG = ft.

65. The heaviest type of pallet is the.
A. shipping pallet B. stevedoring pallet C. factory pallet D. warehouse pallet

66. When stowing bagged cargo, you wish to maintain a vertical wall or bulkhead as the stow progresses. The bulkheads extend from one side of the vessel to the other and extend one section forward to the square, from the lower hold up to the tween-deck. Stability of the bulkhead will best be maintained by ___. A. Alternating the stow with on tier fore and aft the next tier athwarships B. Stowing the bags athwarships C. Stowing the bags fore-and-aft D. Stowing the bags on edge along the bulkhead being built

67. Vessel displacing 740 tons and measures 141 ft. long, breadth 34 ft. What is the reduction in GM due to free surface if the hold below measuring 41 ft. long, 30 ft. wide, and 9 ft. deep is filled 2.5 ft. of water each foot of water weights 35.1 tons. A ft. B ft. C ft. D. 2,96 ft.

67. Solution: Weight of Water in hold = 35.1 x 2.5 ft. Wt. of Water = tons Old Δ = tons ( + ) New Δ = tons FSC = L x B³ 420 x Δ FSC = x 30³ 420 x FSC = ft.

68. Which of the following statement is TRUE concerning repairs on the hull of a vessel, which is to be riveted and welded? A. Riveting and welding should be done alternately at equal intervals B. Riveting must be completed before welding begins C. Welding must be completed before riveting begins D. It does not matter in what order the operations are done

69. How long is the standard container used to measure equivalent units?
A. 20 ft. B. 10 ft. C. 35 ft. D. 40 ft.

70. When fruit is carried as refrigerated cargo, the most frequent cause of its being infected at the discharge port is. A. being carried at the wrong temperature B. improper cleaning of the cargo spaces C. leaks in the ship’s refrigeration system D. improper handling prior to stowage

71. Causes of shipboard fracture are primarily:
A. notches and notch sensitive steel B. heavy weather C. low temperature D. unusually high bending moments

72. Your vessel is loaded with non-hygroscopic cargoes and is proceeding from a cold climate to a warm climate, you should. A. energize the exhaust blowers B. energize the intake blowers C. ventilate the cargo holds D. do not ventilate the cargo holds

73. Which precaution should be used when taking petroleum samples?
A. After filling containers with liquid, they should be sealed with paraffin. B. Samples should be left open for about one hour before capping. C. No lint or fibrous material should be in the containers. D. All of these

74. On your vessel, a wire rope for the cargo gear shows signs of excessive wear and must be replaced. In ordering a new wire for this 10-ton boom, what safety factor should you use? A. Six B. Five C. Three D. Seven

75. What descriptive term indicates that the dimension is measured from the inner face of the shell or deck plating? A. Molded B. Effective C. Tonnage D. Register

76. The assigned minimum summer freeboard of any vessel may not be less than:
A mm B mm C mm D mm

77. Chlorine gas can be fatal if exposed too severely
77. Chlorine gas can be fatal if exposed too severely. Chlorine gas is primarily a. A. skin burning agent B. respiratory irritant C. blood poisoning agent D. nerve paralyzing agent

78. A weight of 250 T is loaded 95 ft. forward the tipping center
78. A weight of 250 T is loaded 95 ft. forward the tipping center. The vessel’s MTI is 1000 ft. tons. What will be the change of trim? A inches B inches C inches D inches

78. Solution: C.O.T. = W x D MTI C.O.T. = 250 t x 95 ft. 1,000 ft/tons C.O.T. = 23,750 1,000 C.O.T. = inches

79. When vessel is stationary and in a hogging condition the main deck is under __________.
A. compression stress B. racking stress C. tension stress D. shear stress

80. The mean load draft of a vessel is 24 ft. 5 inches in salt water
80. The mean load draft of a vessel is 24 ft. 5 inches in salt water. What should be her draft when loading in dock water density of 1,005? A. 26 ft. 4 inches B. 23 ft. 6.2 inches C. 25 ft. 9.4 inches D. 24 ft inches

80. Solution: New Draft Old Density Old Draft New Density New Draft ,025 kgs/m³ ft ,005 kgs/m³ New Draft = ft x 1,025 kgs/m³ 1,005 kgs/m³ New Draft = ft or 24’ 10.8”

81. A floating vessel will behave as if all of its weight is acting downward through the:
A. center of buoyancy B. center of floatation C. center of gravity D. metacenter

82. If reefer spaces are not properly cleaned prior to loading cargo
82. If reefer spaces are not properly cleaned prior to loading cargo. It will likely cause _______. A. malfunction of the refrigeration equipment B. contamination of the insulation in the space C. mold to develop on commodities D. any of these

83. Ship’s officers should check every cargo compartment after it has been filled with bulk grain to ensure. A. all void spaces are filled B. all lighting circuits are energized C. the heaviest grade is the lower hold D. the correct grade of cargo has been loaded

84. Sugar is a cargo, which demands absolute freedom from dampness and avoidance of contact with iron because. A. wet sugar in contact with iron will cause corrosion B. dry sugar and wet sugar will stick to each other when damp C. iron will contaminate sugar D. green sugar is more highly refined than dry sugar

85. If a cargo hose joint is leaking badly after you tighten up on it, you should.
A. reduce pressure B. notify terminal operator C. put a drip pan under it D. shut down and renew gasket

86. A small quantity of ethyl marcaptan is added to LPG to give it a characteristic:
A. color B. pressure C. warning odor D. density

87. Find the density of fuel oil whose relative density is 0.92.
A kgs/m³ B kgs/m³ C kgs/m³. D kgs/m³

88. If you notice oil in the vicinity of the vessel with bunkering, you should.
A. ascertain if oil is coming from your vessel B. stop bunkering C. notify the master D. notify terminal superintendent

89. What term indicates a transverse curvature of the deck?
A. Camber B. Freeboard C. Dead rise D. Flare

90. When reading the draft marks you note that the water level is at the top of number 8. What is the draft? A. 8’ 03” B. 8’ 00” C. 7’ 09” D. 8’ 06”

91. Your vessel is excessively stiff
91. Your vessel is excessively stiff. Which of the following would you consider in order to give her an easier ride? A. Deballast deep tanks and double bottoms B. Pump out wings tanks C. Ballast deep tanks and double bottoms D. Cradle the booms

92. What is the proper first aid for LPG in the eyes?
A. Apply an ice pack to the eye B. Flash the eye with plenty of water C. Keep the eyelid closed D. Rub the eye area clean

93. When a weight is shifted down, which of the following takes place?
A. The height of CG increases B. Metacentric height increases C. The height of CB decreases D. The height of metacenter increases

94. Which of the following is (are) correct concerning the function of deck beams?
I. Support the vertical deck. II. To act as the tie to keep the side of the ship in place. A. I only B. Both I and II C. II only D. None of these

95. Saw dust is very useful dunnage for the following cargo.
A. creosoted goods B. camphor oil C. linseed oil D. vegetable oil

96. Concerning oil spill which statement is CORRECT?
A. They usually stay in small area. B. A small spill is not dangerous to marine life. C. They usually disappear quickly. D. They may cause serious pollution as the effect tends to be cumulative.

97. Which of the following cargoes require strips of common building lathe as dunnage in order to carry away heat generated by the cargo? A. Cardboard cartons of shoes B. Canned soups packaged in crakes C. Paper products packaged in rolls D. Refrigerated fruit that is ripening

98. What is the first step to clean a hold from which a coal cargo has just been discharged?
A. Open the bilge suction and rose boxes B. Wash down with salt water C. Sweep down the residue D. Close down ventilation

99. Cargo with a stowage factor of 10 can be stowed.
I. No more than 2 or 3 feet high in a tween-deck area. II. About 7 feet high in the lower hold. A. I and II B. I only C. None of these D. II only

100. The heel block is located ______.
A. at the base of the boom B. At the cargo hook C. near the amidships guy D. near the spider band

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