甲类船长(船舶货运技术)航海英语练习2
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To determine which grades of cargo a tank vessel is permitted to carry you should ______.
- A.Refer to the vessel's Certificate of Inspection
- B.Examine the cargo tanks and fittings
- C.Ask the terminal supervisor or his representative
- D.Check the loading order
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To allow for the rise or fall in tide and for change in draft of a tanker during cargo transfer,cargo hoses must be suspended with ______.
- A.Slings or saddles placed at 25-foot(8 meter)intervals
- B.Enough slack in their bight
- C.Topping lifts and runners tied off to winches
- D.All of the above
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The valve on the discharge side of a cargo pump on a tank vessel will usually be a ______.
- A.butterfly valve
- B.spectacle valve
- C.check valve
- D.globe valve
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The tanks should then be ______ immediately after the measurements or cargo samples have been taken.
- A.topped up
- B.braced
- C.tommed down
- D.re-pressurized
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The transfer procedures required to be followed on tankers shall contain ______.
- A.A list of each port of discharge
- B.A line diagram of the vessel's transfer piping
- C.A current crew list
- D.The duties by name of each person in charge required for each transfer operation
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The use of portable electrical equipment in the pumproom on tank barges is prohibited unless ______.
- A.The pumproom is gas-free
- B.Spaces with bulkheads common to the pumproom are either gas-free,inert,filled with water,or contain grade E liquid
- C.All other compartments in which flammable vapors and gases may exist are closed and secured
- D.All of the above
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The system of valves and cargo lines in the bottom piping network of a tanker that connects one section of cargo tanks to another section is called a ______.
- A.come-along
- B.crossover
- C.manifold
- D.runaround
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The shipping papers for the products being carried in your tanker are NOT required to contain the ______.
- A.Exact quantity of the cargoes
- B.Grades of the cargoes
- C.Location of the delivery point(s)
- D.Name of the consignee(s)
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The person in charge on the vessel and the person in charge at the facility must hold a meeting before starting the transfer of oil.Who must decide to start the transfer ________.
- A.The person in charge on the vessel
- B.The person in charge at the facility
- C.Both persons in charge
- D.The person in charge of either place that is doing the pumping
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The oil transfer procedures aboard a tanker transferring oil are NOT required to contain ______.
- A.The name of each person designated as the person in charge of transfer
- B.A line diagram of the vessel's oil transfer piping
- C.Special procedures for topping off tanks
- D.A description of the deck discharge containment system
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The number or name of a tank barge shall be ______.
- A.Displayed in at least 4 different positions on the barge
- B.Carved on a wooden board and attached to the barge's hull
- C.Displayed as close to the navigation lights as possible
- D.Displayed at the highest point of the barge's hull such that it can be seen from either side
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The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called ______.
- A.Explosive range
- B.Flash point
- C.Ignition temperature
- D.Combustion temperature
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The fresh air intake of the inert gas system ______,
- A.Prevents the flue gas from falling below 3% content of oxygen
- B.Allows the inert gas piping to be used for gas freeing the tanks
- C.Opens when there is excessive vacuum on the deck water seal
- D.Enables outside air to mix with and cool hot flue gasses
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The free surface corrections depend upon the dimensions of the surface of the free liquids and the ______.
- A.volume of liquid in the tank
- B.displacement of the vessel
- C.location of the tank in the vessel
- D.height of the center of gravity of the vessel
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The free surface effects of a partially full liquid tank decrease with increased ______.
- A.Density of the liquid
- B.Placement of the tank above the keel
- C.Displacement volume of the ship
- D.Size of the surface area in the tank
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The Declaration of Inspection made before oil transfer operations must be signed by the ______.
- A.Master of the vessel
- B.Captain of the Port
- C.person(s)in charge
- D.All of the above
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The discharge into sea of substances in Category A as defined or of those provisionally assessed as such or ballast water,tank washings,or other residues or mixtures containing such substances shall be ______.
- A.Motivated
- B.Innovated
- C.Prohibited
- D.Provided
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The fitting at the end of a cargo line in a tank that allows suction to be taken close to the bottom of a tank is a ______.
- A.Suction end
- B.Strainer
- C.Bell-mouth
- D.Vacuum valve
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The deck water seal of the inert gas system ______.
- A.Cools the inert gas and prevents soot from entering the cargo tanks
- B.Acts as an emergency shutdown when inlet pressures exceed the safe working pressure
- C.Prevents the backflow of hydrocarbon gasses into nonhazardous areas
- D.Relieves sudden large overpressures in the system
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The deck water seal of the inert gas system ______.
- A.cools the inert gas and prevents soot from entering the cargo tanks
- B.acts as an emergency system shutdown when the inlet pressures exceed the safe working pressure in the hazardous zone
- C.prevents the backflow of hydrocarbon gasses into nonhazardous areas
- D.relieves sudden large overpressures in the system
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The crude oil overflowed from measuring-hole due to ______ the valve of No.1 tank.
- A.not close
- B.not closing
- C.not have closed
- D.no closing
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The capacity of the segregated ballast tanks shall be ______ determined that the ship may operate safely on ballast voyages without recourse to the use of cargo tanks for water ballast except as provided otherwise.
- A.Such
- B.As
- C.So
- D.Well
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The blowers of an inert gas generation system aboard a tanker,will be automatically secured if ______.
- A.Normal water supply at the water seal is lost
- B.The temperature of the inert gas being delivered to the cargo tanks is more than 150℉
- C.The cooling water supply to the scrubbers is lost
- D.All of the above
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Sulfuric acid is a ______.
- A.Clear syrupy liquid with no odor
- B.Colorless-to-brown liquid with a choking odor when hot
- C.Colorless liquid with a pleasant fruity odor
- D.Whitish liquid with a faint,pleasant odor
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Spreading oil on the open sea has the effect of ______.
- A.Diminishing the height of the seas
- B.Lengthening the distance between successive crests
- C.Increasing the height of the seas
- D.Preventing the wave crests from breaking
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Reid vapor pressure is ______.
- A.exerted by liquid cargo on the sides of a tank
- B.exerted by liquid cargo on a cargo hose body
- C.the lowest temperature and pressure that will cause a flammable liquid to give off vapors
- D.a measurement of the amount of flammable vapors given off by a liquid at a certain temperature
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Since lubricating oils and jet fuels are acutely water critical,it is necessary to effect full line draining and mopping up of any water in tanks before loading ______.
- A.purging with hydrocarbon gas
- B.gas-freeing operations
- C.maintaining an inert condition
- D.full line draining and mopping up of any water
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Regulations require that cargo pumps in tankers carrying grade D liquid cargo shall be isolated from sources of vapor ignition by ______.
- A.Cofferdams
- B.Gastight bulkheads
- C.Passageways or living quarters
- D.General cargo spaces
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Regulations require that cargo tanks in which grades B or C liquids are carried must be vented with which of the following ________.
- A.Gooseneck vents
- B.Flame screens
- C.Pressure vacuum relief valves
- D.Forced draft blowers
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Regulations require that cargo tanks carrying grades D or E liquids on tank barges be vented with ______.
- A.Gooseneck vents and flame screens
- B.Pressure-vacuum relief valves
- C.Branch vent lines and a vent header
- D.Forced draft blowers
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Protective clothing must be worn while sampling hazardous cargo on a tanker,and as a minimum includes ______.
- A.A hood or hard hat
- B.A face mask or goggles
- C.Boots
- D.Chemical resistant gloves
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One of the principal dangers inherent in liquefied petroleum gas is ______.
- A.As it warms up it becomes heavier than air
- B.The way it reacts with sea water
- C.The strong odor it produces
- D.Its low temperature causes frostbite or freezing
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Litmus paste is used in order to determine ______.
- A.Innage
- B.Thievage
- C.Ullage
- D.The tank's datum point
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Movement of liquid in a tank when a vessel inclines causes an increase in ______.
- A.Righting arm
- B.Metacentric height
- C.Height of the uncorrected KG
- D.Natural rolling period
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Of the following,the most important consideration for a tanker is ______.
- A.GM
- B.The vertical center of gravity
- C.The longitudinal center of gravity
- D.The stress on the hull
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In many instances a void space will be created in the centre of the row,and a ______ should be placed so that it sits above the two innermost coils.
- A.locking coil
- B.sitting coil
- C.inner coil
- D.safe coil
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Inerting means ______.
- A.The introduction of inert gas into a tank with the object of reducing the oxygen content to below 8% by volume
- B.The introduction of inert gas into a gas free tank for the purpose of reducing the oxygen content to below 8% by volume
- C.The introduction of inert gas into a cargo tank during cargo discharge to replace the volume of discharged cargo
- D.All of the above
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In all cases,however,the capacity of segregated ballast tanks shall be ______ such that,in any ballast condition at any part of the voyage,including the conditions consisting of lightweight plus segregated ballast only,the ship's draughts and trim can meet the necessary requirements.
- A.At least
- B.At most
- C.So big as
- D.As large as
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In general,______ such as timber,tobacco,cotton,jute and grain may prove problematical under certain conditions as the ventilation demands of these products may sometimes be in conflict with those of the steel.
- A.hygroscopic cargoes
- B.general cargoes
- C.homogeneous cargo
- D.bulk cargoes
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If you are bunkering and you close off one tank in the line of tanks being filled,the rate of flow to other open tanks on the same line will ______.
- A.increase
- B.decrease
- C.stop
- D.remain constant
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How should cargo tank hatches be protected when the ullage opening is open and the tank NOT gas free ________.
- A.With gooseneck vents
- B.With warning signs
- C.With flame screens
- D.With pressure-vacuum relief valves
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How could lashing gear used aboard Ro-Ro vessels be stowed when not in use ________.
- A.Drape along brackets
- B.Leave in place while back loading cargo to save time
- C.Hang vertically in the paint locker
- D.All of the above
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Gasoline fuel tank vents should terminate ______.
- A.In the engine compartment
- B.In the fuel tank space
- C.Above or outside the hull
- D.At the most convenient location
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Functions aboard a tanker or tank barge such as connecting,disconnecting,and topping off must be supervised by ______.
- A.Any certificated tankerman
- B.The Master of the vessel
- C.The officer of the watch
- D.The person designated as person in charge
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Existing crude oil tankers may,______ being provided with segregated ballast tanks or operating with a cargo tank cleaning procedure using crude oil washing,operate with dedicated clean ballast tanks in accordance with the specified provision of the Regulation.
- A.As per
- B.In the consequence of
- C.In accordance with
- D.In lieu of
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Every new crude oil tanker of 20 000 tons deadweight and above shall be fitted with a cargo tank cleaning system using ______.
- A.Hot water
- B.Cold water
- C.Chemicals
- D.Crude oil washing
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For the purpose of ______ tank or hold washings from any vessel,an application shall be made to Harbor Authorities for approval.
- A.Discharging
- B.Recircling
- C.Loading
- D.Taking in
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Every existing product carriers of 40,000 tons deadweight and above shall be provided with segregated ballast tanks and shall comply with the specified requirements,or,alternatively,operate with ______ in accordance with the convention.
- A.crude oil washing
- B.dedicated clean ballast tanks
- C.cargo tank cleaning system
- D.oil record book
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Each hose used for transferring vapors must ______.
- A.have a design burst pressure of at least 25 psig
- B.be capable of withstanding at least 2.0 psi vacuum without collapsing or constricting
- C.be electrically continuous with a maximum resistance of ten thousand ohms
- D.All of the above
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Chemical Tankers are generally referred to the cargo ships constructed or adapted and used for the carriage of ______.
- A.Liquid chemicals in bulk
- B.Solid chemicals in bulk
- C.Chemicals in bulk
- D.Cargoes in bulk
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Unless such oil tanker carries crude oil which is not suitable for crude oil washing,the oil tanker shall ______ the system in accordance with the requirements of that Regulation.
- A.operate
- B.check
- C.install
- D.overhaul
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Cargo pump relief valves are piped to the ______.
- A.cargo pump pressure gauges
- B.crossover lines interconnecting two pumps
- C.suction side of pumps
- D.atmosphere through pump vents
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Butadiene,inhibited,is labeled as a ______.
- A.Combustible liquid
- B.Flammable gas
- C.Flammable liquid
- D.Flammable solid
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Camphor oil is classified as a ______.
- A.Grade A flammable liquid
- B.Grade C flammable liquid
- C.Grade D combustible liquid
- D.Grade E combustible liquid
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Before discharge of cargo tank ballast is undertaken,______.
- A.the deck isolating valve is open
- B.flue gas isolating valve
- C.blower suction valve
- D.blower discharge valve
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After the initial cleaning of flue gas in an inert gas system the gas is passed through what device for final cleaning ________.
- A.Scrubber
- B.Demister
- C.Deck water seal
- D.Final filter
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According to the Chemical Data Guide,which reactive group(s)is/are not compatible with the products polybutene and o-xylene ________.
- A.Nitric acid
- B.Amides
- C.Alcohols,glycols
- D.Phenols,cresols
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A device fitted over the discharge opening on a relief valve consisting of one or two woven wire fabrics is called a ______.
- A.flame stopper
- B.flame screen
- C.flame filter
- D.flame restrictor
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A vessel is equipped with cross-connected deep tanks.In which situation should the cross-connection valve be closed ________.
- A.The tanks lie above the waterline and are filled
- B.The tanks are partially filled with dry cargo
- C.The tanks are partially filled with liquid cargo
- D.The tanks are filled and lie below the waterline
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A cargo hose is marked with the ______.
- A.maximum working pressure
- B.bursting pressure
- C.safety relief valve setting
- D.maximum temperature
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A ______ is one which affects almost the entire load virtually instantaneously.
- A.mass explosion
- B.projection
- C.fire
- D.flowing
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A bonding cable should be connected for cargo operations aboard a tank vessel as soon as the ______.
- A.Cargo has been loaded or discharged
- B.Cargo hose is connected
- C.Cargo pumps are started
- D.Vessel is ready to handle cargo
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______ shall be provided in every cargo tank and slop tank in accordance with the appropriate Resolutions.
- A.A load on top system
- B.Direct line system
- C.Circle line system
- D.An inert gas system
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______ is a combination carrier.
- A.OBO
- B.Crude oil tanker
- C.Container carrier
- D.Bulker