海船船员考试
单选题Engine operating conditions may be indicated by the color of the exhaust smoke.Black smoke could indicate（）A an insufficient speed droop settingB an overloaded engineC clogged drain holes in the oil control ringsD complete combustion
题目
an insufficient speed droop setting
an overloaded engine
clogged drain holes in the oil control rings
complete combustion
相似问题和答案
第1题：
Engine operating conditions may be indicated by the color of the exhaust smoke Black smoke could indicate .
A.an insufficient speed droop setting
B.an overloaded engine
C.clogged drain holes in the oil control rings
D.complete combustion
第2题：
运行限值和条件 operating limits and conditions
正确答案:经国家核安全部门认可的，为核电厂的安全运行列举参数限值、设备的功能和性能及人员执行任务的水平等一整套规定。
第3题：
If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two stroke/cycle diesel engine will develop approximately
A.the same indicated horsepower as a four-stroke/cycle engine
B.twice the indicated horsepower as a four-stroke/cycle engine
C.one half the indicated horsepower as a four-stroke/cycle engine
D.one power stroke for every two crankshaft revolutions
第4题：
water in the fuel
insufficient fuel for combustion
clogged air intake passages
burning lubricating oil
第5题：
at each control station
in the chief engineer’s quarters
in the captains quarters
All of the above are correct
第6题：
翻译：As different computers display color differentlythe color of the actual item may vary slightly from the above images.
正确答案:因为不同电脑展示，颜色不同，实物颜色可能比想象浅。
第7题：
Impeller
Compressor
After-cooler
Exhaust differ
第8题：
In an operating diesel engine, which of the following conditions is an indication of a leaking air starting valve?
A.Noise coming from that air starting valve
B.Continuous operation of the starting air compressor
C.Zero air pressure in the air starting system
D.Overheated starting air pipe to the cylinder head
第9题：
the shape of an unlighted buoy
the light color of a lighted buoy
the color of the topmost band
whether the number is odd or even
第10题：
a cracked liner
burning lube oil
an overloaded engine
insufficient combustion air