A.the recommended current and voltage rating
B.higher current and voltage rating
C.higher current and lower voltage rating
D.lower current and higher voltage rating
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A.prime mover governor
B.exciter generator
C.voltage regulator
D.reverse power relay
A.Dram
B.Salient pole
C.Squirrel-cage
D.Wound-rotor
A.load limit settings
B.idle speed settings
C.speed limit settings
D.speed droop settings
A.collect all available data on a casualty
B.recognize normal operation
C.identify the probable cause of a symptom
D.isolate the faulty component
A.magnetic amplifier
B.ship’s service alternator
C.three-wire DC generator
D.saturable core reactor
最新試題
Diesel engine air start system check valves are opened by （）
The main purpose of port State control is not to（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Under MARPOL Code the ship to which it applies has to carry （）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
（） is not installed on the main switchboar.
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）