更多"What will NOT decrease the stabilit"的相关试题:
[单项选择]The stability of a vessel is normally the greatest when all fuel and water tanks are full because the （）.
A. center of gravity is lowered
B. center of buoyancy is lowered
C. reserve buoyancy is unchanged
D. hull freeboard is increased
[单项选择]Initial stability of a vessel may be improved by（）.
A. removing loose water
B. adding weight low in the vessel
C. closing crossover valves between partly filled double bottom tanks
D. All of the above
[单项选择]Topside icing decreases vessel stability becauseit increases（）.
A. displacement
B. free surface
C. draft
D. KG
[单项选择]Topside icing decreases vessel stability because it is usually off-center and（）.
A. increases displacement
B. increases the height of the center of gravity
C. increases draft
D. reduces the pocketing of free surface
[单项选择]The static stability curve for a given vessel peaks at 34°. For this ship，the danger angle for a permanent list would be about（）.
A. 8.5°
B. 17°
C. 34°
D. 51°
[单项选择]You are on a container vessel. What concerning the handling and stowage of containerized hazardous materials is TRUE?（）.
A. Open-bed containers may be used to transport hazardous materials if the cargo is properly secured
B. A portable cargo tank of a flammable，cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibited
C. A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the tween-decks
D. A container loaded with packages of tear gas would display a placard reading Irritant
[单项选择]When a vessel has positive stability，the distance between the line of force through B and the line of force through G is called the（）.
A. metacentric height
B. righting arm
C. righting moment
D. metacentric radius
[单项选择]During a fire drill on a vessel,what action is required?（）.
A. Start each fire pump
B. Launch aand run a lifeboat
C. Inventory rescue and fire equipment
D. Inspect fire hoses
[单项选择]In the piping systems of a vessel，what type of valve gives the least resistance to fluid flow when fully open?（）.
A. Globe valve
B. Butterfly valve
C. Gate valve
D. Packless valve
[单项选择]In the piping systems of a vessel , what type of valve gives the least resistance to fluid flow when fully open?（）.
A. Globe valve
B. Butterfly valve
C. Gate valve
D. Packless valve
[单项选择]When considering a vessel’s stability，which spaces in a general cargo vessel are the best locations for the carriage of bulk grain? （）
A. Deep tanks
B. Lower holds
C. Lower holds at the ends of the vessel
D. 'Tween-decks
[单项选择]To improve your vessel’s stability in a hazardous situation，you should（）.
A. ballast deep tanks if they are slack
B. transfer ballast athwartships
C. pump out double bottoms
D. fill double bottoms from deep tanks
[单项选择]For a vessel with list，a decrease in GMT will cause the angle of inclination to（）.
A. stabilize at an angle of loll
B. decrease
C. increase
D. remain constant
[单项选择]What are the vessel equipment and personnel requirements for GMDSS? （）
A. Two licensed GMDSS radio operators
B. Equipment carriage requirements
C. Distress alerting and response
D. All of the above
[单项选择]The heading of a vessel is indicated by what part of the compass? （）
A. Card
B. Needle
C. Lubber's line
D. Gimbals
[单项选择]If a vessel is sagging，what kind of stress is placed on the sheer strake?（）
A. Compression
B. Tension
C. Thrust
D. Racking
[单项选择]What determines if a vessel is restricted in her ability to maneuver?（）.
A. Whether or not all of the vessel's control equipment is in working order
B. The vessel's draft in relation to the available depth of water
C. Whether the nature of the vessel's work limits maneuverability required by the Rules
D. Whether or not the vessel is the give-way vessel in a meeting situation
