單項(xiàng)選擇題High exhaust temperatures from all of cylinder of a turbocharged, four-stroke/cycle diesel engine can be caused by an()

A.inoperative turbocharger
B.inadequate fuel supply
C.overload on one cylinder
D.unequal load distribution


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1.單項(xiàng)選擇題One of the factors limiting the amount of load which can be put on a modern marine diesel engine is the ()

A.governor sensitivity
B.exhaust temperature
C.fuel injection pressure
D.speed of the can shaft

2.單項(xiàng)選擇題A diesel engine may fail to start due to ()

A.low air charge temperature
B.high cranking speed
C.excessive fuel dilution of lube oil
D.high compression pressure

3.單項(xiàng)選擇題A diesel engine fails to start due to excessive water in the fuelBefore the engine can be started, the water should be removed from the()

A.fuel lines
B.lube oil filter
C.crank case pump
D.rocker arm reservoir

4.單項(xiàng)選擇題A diesel engine fails to start because of water in the fuelIn order to start the engine, you should ()?

A.turn engine with jacking gear
B.drain filters and strainers and bleed off water at each injection pump
C.use ether to start the engine with blow-down valves open
D.blow through the cylinders and fuel lines with a drying agent

5.單項(xiàng)選擇題As engine RPM is increased from idle speed to full load speed, which of the conditions listed will decrease?()

A.Compression ratio
B.Fuel/Air ratio
C.Compression pressure
D.Lube oil pressure

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Under MARPOL Code the ship to which it applies has to carry ()

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

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Which of the following items don’t belong to dock repair works?()

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