更多"When a vessel violates the oil poll"的相关试题:
[单项选择]When a vessel violates an oil pollution act，who may be held responsible?（）.
A. Master only
B. Owners only
C. Licensed officer on watch
D. Any individual connected with the vessel
[单项选择]A vessel loads edible oil in a deep tank through a manhole at the midlength of the tank. In order to fill the tank to maximum capacity，what trim should the vessel have?（）.
A. Down by the bow
B. Down by the stern
C. Down by either the bow or stern
D. In level trim
[单项选择]A vessel is in sight of another vessel when she（）.
A. can be observed by radar
B. has determined that risk of collision exists
C. is sounding a fog signal which can be heard on the other vessel
D. can be observed visually from the other vessel
[单项选择]A vessel is “in sight” of another vessel when（）.
A. she can be observed by radar
B. she can be observed visually from the other vessel
C. she can be plotted on radar well enough to determine her heading
D. her fog signal can be heard
[单项选择]Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another（）.
A. The vessel which has the other on her own starboard side
B. The vessel which has the other on her own port side
C. The one which hears the other's fog signal first
D. Neither vessel is the stand-on vessel
[单项选择]A vessel when joining or leaving from the side of a traffic separation scheme shall do so at as（）to the general direction of traffic flow as practicable.
A. small an angle
B. large an angle
C. either small or large an angle
D. neither small nor large an angle
[单项选择]A power driven vessel when towing and the length of the tow exceeds 200 meters shall exhibit during daylight hours where they can best be seen which of the following shapes? （）
A. a diamond shape
B. two cones，apexes together
C. a black ball
D. one cone，apex upward
[单项选择]When you notice oil on the water near your vessel while taking on fuel, you should FIRST （）.
A. stop loading
B. notify the senior deck officer
C. notify the terminal superintendent
D. determine whether your vessel is the source
[单项选择]Which vessel when anchored at night，would not be required to show anchor lights? （）
A. A vessel engaged in underwater operations
B. A vessel engaged in mine clearance
C. A vessel engaged on pilotage duty
D. A vessel engaged in survey operations
[单项选择]Your vessel is taking on fuel oil when a small leak develops in the hose and you have ordered the pumping stoppedBefore resuming pumping，you should（）.
A. notify the terminal superintendent
B. place a large drip pan under the leak and ping the scuppers
C. repair the hose with a patch
D. replace the hose
[单项选择]When discharging oil from an oil tanker the instantaneous rate（）60 liters per nautical mile.
A. Should not exceed
B. Must be up to
C. Should exceed
D. Should be about
[单项选择]
When fuel oil is accidentally missed with lube oil which of the following processes can be used to separate them?（）
Ⅰ.filtering
Ⅱ.settling
A. Ⅰ only
B. Ⅱ only
C. either Ⅰ or Ⅱ
D. neither Ⅰ or Ⅱ
[单项选择]When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
A. filter to remove the fuel oil
B. use the settler to remove the fuel oil
C. remove the fuel oil by centrifuging
D. drain and then renew the lube oil supply
[单项选择]When adding oil to a refrigeration system, precautions must be taken to ensure that （）.
A. the compressor suction pressure is not too high
B. all air is purged from the pump and charging fittings
C. the high pressure cutout switch is held open to prevent accidental starting
D. the condenser is completely shutdown first
[单项选择]When two oil separators are working in series, they should work with （）
A. both as clarifiers
B. first one as clarifiers, second one as purifier
C. both as purifiers
D. first one as purifier, second one as clarifier
[单项选择]When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.
A. air from contacting the oil vapors
B. permitting re-ignition boiling of the heated oil
C. spontaneous combustion below the oil surface
D. toxic fumes from escaping to the surface
