更多"When the ship security alert system"的相关试题:
[单项选择]When ship is fouled, increasing the fuel injection for keeping the normal speed will cause the main engine （）
A. to work as overload characteristic
B. overspeed
C. over mechanical load only
D. over thermal load only
[单项选择]When ship in the dock repairing, engine department should emphasize on the inspection of（）
A. sea valve chest, sect valve, thruster
B. bilge motherboard, steering and the shaft system
C. sea water system
D. fresh water system
[单项选择]The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE? （）
A. Fusible links must be replaced if a damper is activated
B. Fusible links are tested by applying a source of heat to them
C. Fusible links must be replaced at every inspection for certification
D. A fusible link will automatically open after a fire is extinguished and reset the damper
[单项选择]When ship navigating in rough sea, the first measure taken by the chief engineer to prevent the overload should be（）
A. cleaning fuel oil, lubricating oil and seawater filter
B. reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propeller
C. using low sea chest
D. closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
[单项选择]When ship navigating in rough sea, the correct operation is （）
A. navigating with a low diesel engine speed
B. navigating with a stable diesel engine speed
C. increasing the efficiency of propeller
D. increasing fuel injection
[单项选择]If a fixed foam firefighting system on a ship is not of the premix type，a sample of the foam liquid must be tested by（）.
A. a Coast Guard inspection officer
B. the safety man aboard the unit
C. the designated person in charge of the unit
D. the manufacturer or his authorized representative
[单项选择]When ship at anchor she shall be deemed to be（）.
A. Not under-way
B. Not under command
C. Restricted in her ability to maneuver
D. A non-displacement ship
[单项选择]A fixed CO2 system on a ship with a capacity of over 300 lbs (136 kilograms) CO2 which protects spaces other than tanks must have（）.
A. two or more releasing stations
B. automatic release in event of a fire
C. an audible alarm and time delay
D. an audible and visible alarm
[单项选择]A cutoff valve in the fire-main system of a ship may be closed to protect the portion of the system on an exposed deck from（）.
A. damage from crane operations
B. being used for wash down purposes
C. accidental diversion of flow to wrong location
D. freezing
[单项选择]When a ship is entering to shallow water, ship resistance will be increased and the speed of main engine reduced.Due to the function of the governor, the main engine will（）
A. reduce fuel feeding
B. increase fuel feeding
C. keep original fuel feeding
D. be overspeed
[单项选择]When my ship arrived there，their ship（）.
A. has left already
B. left already
C. had left already
D. would left already
[单项选择]In an electro-hydraulic steering gear system, when will the variable displacement pump be placed on stroke?（）
A. When the helm is at any angle other than amidships
B. When the six-way valve is opened
C. When the ram relief valves lift
D. When the redder angle is different from the position of the helm
[单项选择]When abandoning ship，after launching the motor lifeboat you should（）.
A. plot a course for the nearest land
B. take a vote on which direction you should go
C. stay in the immediate area
D. go in one direction until fuel runs out
[单项选择]When abandoning ship and jumping into the water from a substantial height without a life jacket，you should（）.
A. dive head first，using your hands to break the surface of the water
B. hold your arms firmly at your sides and jump feet first
C. jump feet first，covering your nose and mouth with one hand and grasping the opposing upper arm with the other
D. jump feet first，holding your knees to your chest
[单项选择]When the ship, its main propulsion device equipped with clutch, arrived at the port and finished with the engine, the correct operation should be（）
A. disengaging the clutch firstly, then stopping the main engine
B. stopping the main engine firstly, then disengaging the clutch
C. stopping the cooling water pump firstly, then stopping the main engine
D. stopping the main engine and disengaging the clutch at the same time
[单项选择]When a ship in loaded condition floats at arbitrary water line, its displacement is to the relevant mass of water displaced by the ship（）
A. equal
B. larger
C. smaller
D. equivalent
[单项选择]When a ship is entering to narrow waterway and the fuel feeding of the main engine is keeping unchanged, which of the following is the wrong conclusion?（）
A. the power of main engine will be reduced
B. exhaust temperature will be increased
C. the speed of the ship will be reduced
D. the propulsion characteristic of propeller will keep unchanged
