航海英语(甲类船长)船舶货运技术单选题练习3
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With no environmental forces acting on the vessel,the center of gravity of an inclined vessel is vertically aligned with the ______.
- A.longitudinal centerline
- B.center of flotation
- C.original vertical centerline
- D.metacenter
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You are scheduled to load a bulk shipment of steel turnings.Which statement is TRUE ________.
- A.The primary hazard of this cargo is that it is subject to spontaneous heating and ignition
- B.The shipping papers should describe this cargo as Waste,Steel Borings
- C.After loading,you may not sail if the temperature in each hold of steel turnings exceeds 54℃
- D.This cargo may not be transported in bulk unless a special permit is issued by the competent authorities
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Who would normally certify that all preparations have been made and all regulations observed prior to loading a cargo of bulk grain ________.
- A.CCS
- B.MSA OF CHINA
- C.CCIC
- D.Master of the vessel
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While loading cargo,a white trimming light on the starboard side comes on.This indicates that ______.
- A.The vessel has a list of about 1° to starboard
- B.The chutes should be directed to the starboard side
- C.The chutes in No.1 hold should be directed to the starboard side
- D.A severe list to starboard has developed and all loading should cease
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Which vessel is most likely to be loaded full but not down ________.
- A.A bulk carrier loaded with heavy ore
- B.A bulk carrier loaded with steel
- C.A break bulk vessel loaded with palletized cargo
- D.A tanker loaded with heavy grain
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Which statement is correct concerning the carriage of coal in bulk ________.
- A.Coal should be vented with surface ventilation only
- B.Because of its inherent vice,coal should not be loaded wet
- C.Dunnage should be placed against ship's sides and around stanchions
- D.Through ventilation,as well as surface ventilation,should be provided whenever possible
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Which substance might be subject to spontaneous combustion ________.
- A.Coal
- B.Scrap rubber
- C.Leather
- D.All of the above
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Which statement about the free surface effect is TRUE ________.
- A.It increases in direct proportion to the length of the tank times the breadth squared
- B.It decreases at increased angles of heel due to pocketing when a tank is 90% full
- C.It decreases in direct proportion to increasing specific gravity of the liquid in the tank
- D.In practice,the correction is considered to be a virtual reduction of KG
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Which statement about entry into a space that has been sealed for a long time is TRUE ________.
- A.A tank that has been used to carry hazardous liquids should be tested for oxygen content,toxicity,and explosive gases
- B.You can safely enter the space without a breathing apparatus if the oxygen content exceeds 14%
- C.The natural ventilation through the installed vents is sufficient to provide the proper oxygen content
- D.The heat of the sun on upper ballast tanks,such as in a bulk carrier,may generate carbon monoxide
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Where bulk cargo or goods without marks or cargo with the same marks are shipped to more than one Consignee,the Consignees or owners of the goods shall______ bear any expense or loss in dividing the goods or parcels into pro rata quantities.
- A.Severally
- B.Jointly
- C.Severally and jointly
- D.Jointly and severally
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Which agency issues a certificate of loading that is evidence that the rules and regulations concerning bulk grain cargoes have been observed ________.
- A.American Bureau of Shipping
- B.Department of Agriculture
- C.National Cargo Bureau
- D.Public Health Service
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Which product is volatile ________.
- A.Benzene
- B.Diesel fuel
- C.Coal tar
- D.Heavy industrial fuel oil
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When referring to dry bulk cargoes,the term “flow state”______.
- A.designates the state of a commodity when the ship is heeled past the angle of repose
- B.relates to the suitability of loading a cargo by flowing down inclined chutes
- C.refers to the saturation of a dry bulk product with water to the point where it acts as a liquid
- D.relates to the minimum granule size of a particular product where it will flow like a liquid at an angle of 30°
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When the ______ is large,the ship is stiff;and when it is small,she is tender.
- A.GM
- B.Free surface
- C.Longitudinal center of gravity
- D.Transverse center of gravity
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When loading a cargo of taconite,proper sequencing of loading by hatch number is necessary to ______.
- A.Provide the proper trim
- B.Prevent negative stability from developing
- C.Prevent excessive longitudinal stresses
- D.Control list
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When a wind force causes a floating ship to heel to a static angle,the ______.
- A.Centers of buoyancy and gravity are in the same vertical line
- B.Righting moment equals the wind-heeling moment
- C.Downflooding point is below water
- D.Deck-edge immersion occurs
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When a vessel is stationary and in a hogging condition,the main deck is under ______.
- A.Compression stress
- B.Tension stress
- C.Shear stress
- D.Racking stress
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What is usually NOT required in preparing a hold for reception of a bulk grain cargo ________.
- A.Remove residue of previous cargo
- B.Remove loose rust and scale
- C.Steam clean areas obstructed by structural members
- D.Spray or fumigate any insect colonies
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What would have the greatest affect on a vessel's longitudinal strength ________.
- A.Collision damage to the bow,forward of the collision bulkhead
- B.Grounding damage to the bilge strake,just aft of midships
- C.Extensive corrosion to the centerline deck plating
- D.Damage to the side shell,midway between the bilge and the stringer plate
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TRANSVERSE MOVEMENT OF CARGO,ESPECIALLY BULK,CAUSED BY ROLLING OR A HEAVY LIST defines ______.
- A.Shifting cargo
- B.Moving cargo
- C.Removing cargo
- D.Trimming cargo
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Transverse frames are more widely spaced on a ship that is designed with the ______.
- A.Centerline system of framing
- B.Isometric system of framing
- C.Longitudinal system of framing
- D.Transverse system of framing
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What is NOT a problem when carrying coal ________.
- A.The requirement for through-ventilation
- B.The corrosion some types of coal will cause to the ship
- C.Spontaneous heating
- D.Generation of methane gas
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The correction to KG for longitudinal free surface effects for a vessel can be found by dividing the vessel's displacement into the ______.
- A.Transverse free surface correction for the vessel
- B.Sum of the vertical moments of the vessel
- C.Sum of the longitudinal free surface moments of the vessel
- D.Longitudinal centerline of the vessel
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The righting moment can be determined by multiplying the displacement by the ______.
- A.vertical center of gravity(KG)
- B.longitudinal center of gravity(LCG)
- C.righting arm(GZ)
- D.center of gravity(CG)
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Ship's officers should check every cargo compartment after it is filled with bulk grain to ensure ______.
- A.All lighting circuits are energized
- B.All void spaces are filled
- C.The correct grade of cargo has been loaded
- D.The heavier grade is in the lower hold
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Such information as cargo characteristics;stowage factor,angle of repose,amounts and special properties,shall be provided to ship by ______.
- A.the cargo terminal
- B.the competent authority
- C.owner
- D.recommended institutes
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Oceangoing dry bulk cargo vessels over 1000 GT must have approved combination-type fire nozzles at all ______.
- A.Fire stations aboard the vessel,except for those in open deck areas weatherdeck and cargo hold fire stations
- B.Interior fire stations
- C.Engine room fire stations
- D.All of the above
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In handling break bulk hazardous materials,it is forbidden to use ______.
- A.cargo nets
- B.metal bale hooks
- C.pallets
- D.slings
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For cargoes ______ grain meals,coal,ventilation is needed to prevent them ______ spontaneous combustion.
- A.I.e./of
- B.For instance/away
- C.For example/off
- D.Such as/from
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Atmospheres laden with coal dust or grain dust caused by loading these cargoes ______.
- A.require loading operations to be shut down until the atmosphere clears
- B.are toxic to human life
- C.are subject to spontaneous combustion
- D.may be explosive in some concentrations
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Bags are usually stowed in between the bulk grain ______.
- A.To ventilate the hold
- B.To separate the cargo
- C.To replace shifting boards
- D.To facilitate stowage
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Explosive and flammable gasses are most likely to be encountered on a vessel ______.
- A.at any location
- B.on the drill floor and liquid mud handling areas
- C.in bulk storage tanks
- D.in machinery spaces
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Any vessel in need of carrying out deck washing must be ______ by the department concerned beforehand.
- A.Requested
- B.Allowed
- C.Approved
- D.Inquired
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Antiseptics are used principally to ______.
- A.speed healing
- B.prevent infection
- C.reduce inflammation
- D.increase blood circulation
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During the planning stage of cargo operations,stress and displacement calculations should be carried out at incremental steps commensurate with the number of _____ and loading sequence of the proposed operation.
- A.coefficient of loading
- B.stowage factors
- C.orders
- D.pours
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All fumigations required because of cargoes carried or ports visited are to be under _______ account.
- A.Owners'
- B.Consigners'
- C.Consignees'
- D.Charterers'
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All the holds which are to take cereals in bags must be so cleaned that they meet the requirements of the ______.
- A.Local agent
- B.Cargo surveyor
- C.Accident investigator
- D.General average adjuster
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______ refers to the stowage of cargo in a block of two or more adjoining cargo holds with the cargo holds adjacent to the block of loaded cargo holds empty.
- A.Alternate hold loading condition
- B.Block hold loading condition
- C.Part hold loading condition
- D.Homogeneous hold loading condition
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______ is the most liable to spontaneous combustion.
- A.Cement
- B.Chinaware
- C.Fish meal
- D.Steel products
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______ is not an item of the communication between the ship and shore.
- A.agreed procedure to STOP cargo operations
- B.Personnel responsible for terminal cargo operations
- C.agreed procedure for draught checking
- D.agreement between the ship's Master and the terminal representative
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______ is not one of the more commonly adopted solid bulk cargo distributions.
- A.Alternate hold loading condition
- B.Block hold loading condition
- C.Part hold loading condition
- D.Inhomogeneous hold loading condition
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At the final departure condition,the SWSF and SWBM along the ship's length are within the permissible _____.
- A.harbour limits
- B.seagoing stress limits
- C.reasonable limits
- D.the limits determined by the master in his discretion