更多"Each emergency generator on a mobil"的相关试题:
[单项选择]On a ship，each emergency generator must be tested at least once each（）.
A. week
B. month
C. three months
D. six months
[单项选择]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
[单项选择]Emergency generator is installed on board mainly to （）
A. connect to the busbar when the load increasing
B. supply power specially to charging panel
C. be put into operation during the ship arriving at or leaving port
D. ensure the power supply to critical equipment after the main switchboard out of power
[单项选择]A diesel driven emergency generator is prevented from being paralleled with the ships service generators by （）
A. an electrical interlock system
B. an automatic paralleling trip switch
C. the synchronizing oscilloscope
D. the reverse current relay
[单项选择]An emergency generator, driven by an internal combustion engine, shall be tested under load for a minimum of 2 hours at least once every （）
A. week
B. 2 weeks
C. month
D. 3 months
[单项选择]It （） for an emergency generator to require paralleling.
A. is usual
B. is not usual
C. is necessary
D. is not impossible
[单项选择]An emergency diesel generator should automatically shut down in the event of （）
A. dangerous over-speeding
B. a loss of lube oil pressure
C. activation of the fixed CO2 system for the emergency generator space
D. all of the above
[单项选择]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
[单项选择]On offshore drilling units，each EPIRB or SART must be tested once every（）.
A. day
B. week
C. month
D. year
[单项选择]A mobile offshore drilling unit must display obstruction lights when it is on the waters over the Outer Continental Shelf and is（）.
A. under tow
B. fixed to the seabed
C. underway
D. All of the above
[单项选择]According to the regulations for mobile offshore drilling units，“industrial personnel” are considered to be all persons carried on the ship for the sole purpose of carrying out the industrial business of the unit，except for（）.
A. the operator's representative
B. the crew required by the Certificate of Inspection
C. the galley personnel
D. the designated person in charge
[单项选择]A report of casualty to a mobile offshore drilling unit must be made in writing to which office? （）
A. Commandant of the Coast Guard
B. Owner of the unit
C. Nearest Coast Guard Marine Safety Office
D. Captain of the nearest port
[单项选择]A mobile offshore drilling unit under tow is approaching a fog bank. When should fog signals be started? （）
A. When the towing vessel enters the fog
B. When the drilling rig enters the fog
C. When the towing vessel can no longer be seen from the rig
D. Immediately
[单项选择]After reporting a casualty to a mobile offshore drilling unit，which record must be retained on board? （）
A. Record of drafts
B. Hull reports
C. Anchor record
D. Machinery repair book
[单项选择]A mobile offshore drilling unit will show the day-shape in DIAGRAM 10 to indicate that it is （）.
A. at anchor
B. being towed
C. aground
D. drilling
[单项选择]In the voyage, when carrying out abandon ship drill, should be test every time（）.
A. the emergency lighting system for muster and abandon ship
B. air/oil emergency shut-down
C. M-Eemergency operation
D. main/auxiliary steering gear changing
