单项选择题
Bilge keels are more effective at dampening rolls as the（）.
A.pitching increases
B.list increases
C.rolling increases
D.draft decreases
点击查看答案&解析
相关考题
-
单项选择题
Before counterflooding to correct a list，you must be sure the list is due to（）.
A.negative GM
B.flooding
C.off-center weight
D.reserve buoyancy -
单项选择题
At an angle of loll，the righting arm (GZ) is（）.
A.maximum
B.negative
C.positive，but reflexive
D.zero -
单项选择题
At an angle of loll，the capsizing moment is（）.
A.maximum
B.negative
C.positive
D.zero
