网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Why is it important for fuel oil tanks not to be topped off at the inner bottom level when loading on a cold day?（）
A
Increased viscosity of the product needs higher loading pressure, which increases the chances of a spill
B
Air pockets may cause the fuel to bubble out of the ullage hole
C
The temperature rise of the fuel will cause an overflow
D
Fueling valve may become stuck closed and cause the fuel oil to spill before the valve can be opened
参考答案
参考解析
解析：
暂无解析
更多 “单选题Why is it important for fuel oil tanks not to be topped off at the inner bottom level when loading on a cold day?（）A Increased viscosity of the product needs higher loading pressure, which increases the chances of a spillB Air pockets may cause the fuel to bubble out of the ullage holeC The temperature rise of the fuel will cause an overflowD Fueling valve may become stuck closed and cause the fuel oil to spill before the valve can be opened” 相关考题
考题
The core item in the Oil Record Book Part I is ____, and its main content is____.A.Item A, BALLAST OR CLEANING OF FUEL OIL TANKSB.Item B, DISCHARGE OF DIRTY BALLAST OR CLEANING WATER FROM FUEL OIL TANKS REFERRED TO UNDER SECTION(A)C.Item C, DISPOSAL OF OIL RESIDUES(SLUDGE)D.Item H, BUNKERING OF FUEL OIL
考题
As its temperature rises, the volume of fuel oil in the tanks will ______.A.remain the sameB.increaseC.decreaseD.can’t be comfirmed
考题
The core(核心) item in the Oil Record Book Part I is______, and its main content is______.A.Item A, BALLAST OR CLEANING OF FUEL OIL TANKSB.Item B, DISCHARGE OF DIRTY BALLAST OR CLEANING WATER FROM FUEL OIL TANKS REFERRED TO UNDER SECTION(A)C.Item C, DISPOSAL OF OIL RESIDUES(SLUDGE)D.Item H, BUNKERING OF FUEL OIL
考题
An oil tanker with dedicated clean ballast tanks shall have adequate tank capacity dedicated solely to the carriage of ______ as defined.A.clean ballastB.crude oilC.fresh waterD.fuel oil
考题
A ship which is required to carry an Oil Record Book must log in the book ______.A.discharge of ballast or cleaning water from fuel tanksB.sounding levels of all fuel tanks on a daily basisC.the grade and specific gravity of all fuel oil carriedD.fuel consumption rates on a weekly basis
考题
What is NOT required to be contained in the oil transfer procedures ________．A.A line diagram of the vessel's oil transfer pipingB.The number of persons on duty during oil transfer operationsC.Any special procedures for topping off tanksD.The location and capacity of all fuel and cargo tanks on the vessel
考题
单选题In a commonly used fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.A
a service tankB
a settling tankC
an expansion tankD
a double bottom tank
考题
单选题If the overflow tank high-level alarm sounds while the fuel oil tanks are being topped off, the engineer should （）.A
close the static leg filling valveB
close the overflow tank falling valveC
reduce the fuel oil pumping rateD
stop the fuel oil pumping operation
考题
单选题When lighting off an auxiliary boiler, which of the problems listed could cause the burners to sputter?（）A
cold fuel oilB
low fuel oil pressureC
low atomizing steam pressureD
water in the fuel oil
考题
单选题In a typical fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.A
a service tankB
a collecting tankC
a sumpD
a settling tank
考题
单选题A ship which is required to carry an Oil Record Book must log in the book（）.A
discharge of ballast or cleaning water from fuel tanksB
sounding levels of all fuel tanks on a daily basisC
the grade and specific gravity of all fuel oil carriedD
fuel consumption rates on a weekly basis
考题
单选题If a fire ignites in the engine room as a result of a high pressure fuel oil leak, you should FIRST （）.A
secure the ventilationB
find a soda acid extinguisherC
shut off the fuel oil supplyD
secure the generator
考题
单选题A vessel is required to carry an Oil Record Book Part I to log entries in the book regarding the （）.A
discharge of ballast or cleaning water from fuel tanksB
sounding levels of all fuel tanks on a daily basisC
grade and specific gravity of all fuel oil cardedD
fuel consumption rates on a weekly basis
考题
单选题Which of the following is NOT on the list items to be recorded in Oil Record Book Part I (machinery space operation)?（）A
Accidental discharge of oilB
Disposal of oil residuesC
Quantity of water produced by FWGD
Discharge of dirty ballast or cleaning water from fuel oil tanks
考题
单选题Which of the following operations need to be entered on the Oil Record Book Part I?（） (1) Cleaning of fuel oil tanks (2) Internal transfer of fuel oilA
（1）onlyB
（2）onlyC
both（1）and（2）D
neither（1）nor（2）
考题
单选题When preparing a ship for heavy weather，fuel oil day tanks should be（）.A
pumped overboard to calm the seasB
drained to the lower hull to reduce free surfacesC
filled to ensure that sufficient fuel oil is available during a lengthy emergencyD
partially drained to increase free surfaces in order to reduce motions
考题
单选题You are transferring fuel from the storage tanks to the day tanks by means of an electric fuel oil transfer pumpIf the pump motor catches fire, you would FIRST （）.A
secure the fuel manifoldB
shut off power to the pumpC
shut off the power ventilationD
spray water on the fire
考题
单选题You may improve a vessels stability by （）.A
keeping the fuel tanks topped offB
increasing the free surface effectC
keeping the fuel tanks at least half MID
keeping at least one fuel tank empty for slops
考题
单选题As its temperature rises, the volume of fuel oil in the tanks will （）.A
remain the sameB
increaseC
decreaseD
none of the above
考题
单选题To avoid excessive pressures in the fuel oil filling system during bunkering, you should （）.A
close the tank filling valves quicklyB
top off all tanks at the same timeC
rill completely all tanks to less than 95% fullD
reduce the loading rate when topping off
考题
单选题Fuel oil is pumped by means of （） from the bunker tanks.A
a transfer pumpB
a bilge pumpC
a service pumpD
a vacuum pump
考题
单选题The safe rate of bunkering heavy fuel oil is directly related to the （）.A
type of fuel transfer pump aboardB
temperature of the fuel oil being receivedC
size of the fuel storage tanks ashoreD
distance from the fuel oil storage tanks ashore
考题
单选题After taking on fuel oil, the hoses should be disconnected and （）.A
draped over the fantail to dry outB
drained over the side and washed outC
drained into the bilges and washed outD
drained into buckets or fuel tanks
考题
单选题After fuel tanks have been topped off, which of the listed procedures should be followed next?（）A
The pressure-vacuum relief valve should be resetB
The tanks should be made seaworthy to prevent contaminationC
The tanks should be sounded to make sure the levels are not risingD
The tanks should be marked with a bull stamp on the manifold filling valve
考题
单选题In a typical fuel system, the oil is stored in （） in the double bottom.A
setting tanksB
service tanksC
tanksD
drain tanks
考题
单选题Proper filtering and straining of fuel oil is important because the （）.A
fuel oil pump will over-speed if dirt is not removedB
fuel oil transfer pumps cannot tolerate small amounts of dirt in the oilC
fuel injectors may be damaged by foreign particles in the fuel oilD
dirty fuel will clog the intake air filter
考题
单选题The vapors given off by heated fuel oil are heavier than air and are（）.A
odorlessB
explosiveC
nontoxicD
visible
热门标签
最新试卷