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Standby or emergency diesel generator day tanks should alway

题目
单选题
Standby or emergency diesel generator day tanks should always be kept full to reduce the possibility of（）
A

sediment contamination

B

fuel filter clogging

C

moisture formation

D

inadequate transfer pump suction head

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相似问题和答案

第1题：

describe the procedure to start an emergency generator ?


正确答案：1) to check the lube oil level in the crankcance and fuel oil level in the tank . 2) to see whether there is any leakage . 3) to check the air pressure if the generator is air started model ; and to check the battery voltage to see whether it is normal if the generator is the battery started model 4）also to make sure there are no obstacles around the machine .

第2题：

It ______ for an emergency generator to require paralleling.

A.is not usual

B.is usual

C.is necessary

D.is not impossible


正确答案：A

第3题：

For most diesel propulsion and generator engines, the over-speed trip device will stop the engine by

A.moving the governor control to stop

B.shutting off the lubricating oil supply

C.tripping the governor emergency stop lever

D.shutting off the fuel supply


正确答案：D

第4题：

单选题
To check the setting of the overspeed trip on a diesel powered generator, you would use a （）.
A

tachometer

B

torsion meter

C

dynamometer

D

pony brake


正确答案： C
解析： 暂无解析

第5题：

单选题
For most diesel propulsion and generator engines, the over-speed trip device will stop the engine by （）
A

moving the governor control to stop

B

shutting off the lubricating oil supply

C

tripping the governor emergency stop lever

D

shutting off the fuel supply


正确答案： D
解析： 暂无解析

第6题：

The emergency generator or emergency battery is connected to _______on most large ships.

A.distribution boards

B.section boards

C.emergency switch boards

D.main switch boards


正确答案：C

第7题：

单选题
Each emergency generator on a mobile offshore drilling unit，when tested，must be run under a full load for at least（）.
A

one hour

B

two hours

C

ten hours

D

four hours


正确答案： B
解析： 暂无解析

第8题：

If the jacket water temperature rises rapidly above normal in a diesel engine, you should first

A.place standby cooler in operation

B.reduce engine load

C.check thermostatic valve

D.clean sea water strainer


正确答案：B

第9题：

单选题
Prior to getting underway，the Master or person in charge of a vessel must（）.
A

conduct a fire drill

B

conduct a boat drill

C

log the fore and aft draft marks

D

test the emergency generator


正确答案： D
解析： 暂无解析

第10题：

单选题
When preparing a ship for heavy weather，fuel oil day tanks should be（）.
A

pumped overboard to calm the seas

B

drained to the lower hull to reduce free surfaces

C

filled to ensure that sufficient fuel oil is available during a lengthy emergency

D

partially drained to increase free surfaces in order to reduce motions


正确答案： B
解析： 暂无解析

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