niusouti.com
更多“Which of the units listed is used to combust waste in the engine room?A.BoilerB.IncineratorC.Generator”相关问题
  • 第1题:

    单选题
    Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?()
    A

    Impeller

    B

    Compressor

    C

    After-cooler

    D

    Exhaust differ


    正确答案: C
    解析: 暂无解析

  • 第2题:

    单选题
    Which of the listed devices is used to measure pressure and convert it to an electrical signal?()
    A

    Transducer

    B

    Reducer

    C

    Transformer

    D

    Rectifier


    正确答案: B
    解析: 暂无解析

  • 第3题:

    单选题
    Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?()
    A

    Start ventilation,lower the ramp,notify engine room

    B

    Lower the ramp,start ventilation,notify engine room

    C

    Notify engine room,lower the ramp,start ventilation

    D

    Start ventilation,notify engine room,lower the ramp


    正确答案: B
    解析: 暂无解析

  • 第4题:

    单选题
    Fixed C02 systems would not be used on crew’s quarters or().
    A

    the paint locker

    B

    spaces open to the atmospere

    C

    cargo holds

    D

    the engine room


    正确答案: D
    解析: 暂无解析

  • 第5题:

    单选题
    In a large, slow-speed, main propulsion diesel engine, which of the parts listed is under tension when the engine is running?()
    A

    Bed plate

    B

    Column

    C

    Entablature

    D

    Tie rod


    正确答案: B
    解析: 暂无解析

  • 第6题:

    单选题
    Which of the listed conditions will occur if a diesel engine exhaust valve is leaking?()
    A

    Loss of compression for that cylinder

    B

    Misfiring or rough running

    C

    Damage to the valve

    D

    All of the above


    正确答案: C
    解析: 暂无解析

  • 第7题:

    单选题
    As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?()
    A

    Exhaust temperatures

    B

    Raw water pressure

    C

    Lube oil pressure

    D

    Air box pressure


    正确答案: B
    解析: 暂无解析

  • 第8题:

    单选题
    Under which of the listed conditions can the engine room retake the throttle control from the bridge().
    A

    Any time it is deemed necessary

    B

    Only with the masters permission

    C

    After a 10 minute delay to the input command

    D

    Only after the throttle has been placed in stop


    正确答案: D
    解析: 暂无解析

  • 第9题:

    单选题
    Which of the listed factors will indicate the most about the ability of a fuel to ignite in a diesel engine?()
    A

    Viscosity

    B

    Sulfur content

    C

    Pour point

    D

    Cetane number


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    Which of the combustion parameters listed is used in a diesel engine, but NOT related to the injection system?()
    A

    Atomization

    B

    Metering

    C

    Effective stroke

    D

    Penetration


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    Which of the listed failures, occurring in an automated diesel generator system, should cause an audible alarm at the engine room control station?()
    A

    Low cooling water outlet temperature

    B

    High lube oil pressure

    C

    Low lube oil temperature

    D

    Low starting air pressure


    正确答案: A
    解析: 暂无解析

  • 第12题:

    单选题
    Which of the engine components listed increases air charge density and helps to improve engine operating efficiency?()
    A

    Intake manifold

    B

    Water-cooled exhaust system

    C

    After-cooler

    D

    Exhaust diffuser


    正确答案: A
    解析: 暂无解析

  • 第13题:

    单选题
    If a diesel engine runs roughly, which of the systems listed is most likely to be at fault?()
    A

    Fuel

    B

    Lubricating

    C

    Cooling

    D

    Ignition


    正确答案: C
    解析: 暂无解析

  • 第14题:

    单选题
    To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
    A

    Speed limiting governor

    B

    Over-speed governor

    C

    Over-speed trip

    D

    Over-speed relay


    正确答案: D
    解析: 暂无解析

  • 第15题:

    单选题
    Which of the listed diesel engine systems is likely to create the problem of a cylinder regularly misfiring?()
    A

    Lubrication

    B

    Cooling

    C

    Fuel

    D

    Electric ignition


    正确答案: A
    解析: 暂无解析

  • 第16题:

    单选题
    Which of the listed diesel engine operating conditions should be checked immediately after any diesel engine is started?()
    A

    Exhaust temperature

    B

    Lube oil level

    C

    Lube oil pressure

    D

    Water level in the expansion tank


    正确答案: C
    解析: 暂无解析

  • 第17题:

    单选题
    Which of the listed classes of fire would most likely occur in the engine room of a vessel?()
    A

    Classes A and B

    B

    Classes B and C

    C

    Classes C and D

    D

    Classes A and D


    正确答案: B
    解析: 暂无解析

  • 第18题:

    单选题
    Which of the terms listed below represents the operational speed at which excessive engine vibration is created?()
    A

    Non-harmonic speed

    B

    Critical speed

    C

    Maximum speed

    D

    Design maximum speed


    正确答案: B
    解析: 暂无解析

  • 第19题:

    单选题
    When the engine room is put in standby condition, the engineer in charge of the watch need not to()
    A

    ensure all machinery which may be used during maneuvering is in ready

    B

    ensure an adequate reserve of power is available for steering gear and other requirements

    C

    keep the main propulsion unit controls continuously attended when in the manual mode of operation

    D

    ensure all machinery which may be used during maneuvering is running stably


    正确答案: D
    解析: 暂无解析

  • 第20题:

    单选题
    The PRIMARY function of a waste heat boiler is to ().
    A

    reduce engine exhaust noise

    B

    reduce engine back pressure

    C

    recover heat which otherwise would be lost

    D

    increase turbocharger efficiency


    正确答案: B
    解析: 暂无解析

  • 第21题:

    单选题
    Which of the filter/strainer units listed permits you to clean the element while leaving the system on the line?()
    A

    Simplex

    B

    Duplex

    C

    Canister

    D

    Bypass


    正确答案: B
    解析: 暂无解析

  • 第22题:

    单选题
    Which of the following gases represents the greatest threat to personnel safety in an engine room where the exhaust is leaking from a diesel engine?()
    A

    Carbon dioxide

    B

    Carbon monoxide

    C

    Carbon trioxide

    D

    Hydrogen sulfide


    正确答案: D
    解析: 暂无解析