更多"Jettisoning weight from topside（）."的相关试题:
[单项选择]Jettisoning weight from topside（）.
A. return the vesselto an even keel
B. reduces free surface effect
C. lowers the center of gravity
D. raises the center of buoyancy
[单项选择]You must shift a weight from the upper tween deck to the lower hold. This shift will（）.
A. make the vessel more tender
B. make the vessel stiffer
C. increase the rolling period
D. decrease the metacentric height
[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]Topside icing that blocks freeing ports and scuppers（）.
A. is usually below the center of gravity and has little effecton stability
B. will cause water on deck to pocket and increase stability
C. may decrease stability by increasing free surface effect due to water on deck
D. increases the effective freeboard and increases thewind-heel affect
[单项选择]Weight is considered during the periodic required inspection and servicing of（）.
A. CO2 (carbon dioxide) fire extinguishers
B. foam fire extinguishers
C. water (stored pressure) fire extinguishers
D. All of the above
[单项选择]Assuming an even transverse distribution of weight in a vessel，which condition could cause a list?（）.
A. Empty double-bottoms and lower holds，and a heavy deck cargo
B. Flooding the forepeak to correct the vessel's trim
C. Having KG smaller than KM
D. Having a small positive righting arm
[单项选择]The ratio of the weight of moisture contained in a given volume of air, to the weight of moisture that the same sample would hold if saturated, is called the（）.
A. absolute humidity
B. relative humidity
C. specific humidity
D. total humidity
[单项选择]The weight of the container and its contents is supported on deck by what part(s)?（）.
A. Four lower corner castings
B. Bottom，side，and end rails
C. Bottom flooring，side，and end rails
D. Bottom flooring only
[单项选择]Addition of weight to a vessel will always（）.
A. reduce reserve buoyancy
B. increase righting moments
C. increase GM
D. All of the above
[单项选择]（）indicates the weight of the vessel and is,therefore,according to a well known principle of physics,equal to the weight of the water it displaces.
A. Gross tonnage
B. Net tonnage
C. Displacement tonnage
D. Deadweight tonnage
[单项选择]What is the device weight limit per CallManager in a Cisco IP phone configuration?（）
A. 2500
B. 3000
C. 5000
D. 6500
[单项选择]Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.
A. be pooped
B. pitchpole
C. broach
D. squat
[单项选择]CO2 cylinder weighed（）normal weight.
A. light than
B. lighter
C. light
D. lighter than
[单项选择]Addition of weight above the center of gravity of a vessel will ALWAYS（）.
A. reduce initial stability
B. increase righting moments
C. increase GM
D. All of the above
[单项选择]Cargo booms must be weight tested to recertify the Safe Working Load (SWL) every（）.
A. year
B. two years
C. four years
D. five years
[单项选择]The weight of liquefied petroleum gas vapors as compared to air is（）.
A. variable
B. the same
C. lighter
D. heavier
