A.draws more water than when underway in deep water
B.draws less water with an increase in speed
C.requires less power for a given speed
D.steers better under full power
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A.cutoff
B.outdraft
C.lockwash
D.springpool
A.the wake is less pronounced
B.the vessel is more responsive to the rudder
C.squat will cause a decrease in bottom clearance and an increase in draft
D.All of the above
A.Buoyancy
B.Freeboard
C.Draft
D.Displacement
A.Press up any slack double-bottom tanks to eliminate free surface
B.Flood any empty double-bottom tanks to add weight low and down
C.Jettison topside weights to reduce KG and KB
D.Shift any off-center weights from port to starboard
A.press up a slack double bottom tank on the port side
B.fill an empty centerline double bottom tank
C.pump out a slack marine portable tank located on the portside amidships
D.jettison the anchors and anchor cables
最新試題
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
Although KG for a ship in lightweight is relatively high，the vessel is stiff because（）.
The angle to which a floating ship，with a negative initial metacentric height，lies while at rest in still water is the angle of（）.
For a floating vessel，true mean draft is always the（）.
Reserve buoyancy is（）.
Allowance for fresh water for all freeboards other than timber 25mm. This wording is likely to appear in（）.
Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
The center of volume of the immersed portion of the hull is called the（）.
The center of buoyancy is located at the（）.