have a small amplitude of roll in heavy weather
tend to ship water on deck in heavy weather
be subject to severe racking stresses
be less likely to have cargo shift
第1题:
An upright vessel has negative GM.GM becomes positive at the angle of loll because the ______.
A.Free surface effects are reduced due to pocketing
B.KG is reduced as the vessel seeks the angle of loll
C.Effective beam is increased causing BM to increase
D.Underwater volume of the hull is increased
第2题:
A vessel with a large GM will ______
A.have a small amplitude of roll in heavy weather
B.tend to ship water on deck in heavy weather
C.be subject to severe racking stresses
D.be less likely to have cargo shift
第3题:
Large vessel leaving. Keep clear ________ approach channel.
A.off
B.reach
C.from
D.of
第4题:
GM cannot be used as an indicator of stability at all angles of inclination because ______.
A.M is not fixed at large angles
B.there is no M at large angles
C.G is not fixed at large angles
D.there is no G at large angles
第5题:
Although KG for a vessel in lightweight is relatively high, the vessel is stiff because ___.
A.KM is small
B.KM is high
C.BL is small
D.KB is large
第6题:
A large GM would give a vessel which of the following characteristics ________.① More safety in case of flooding;② Increased racking stresses.
A.① only
B.② only
C.Both ① and ②
D.Neither ① nor ②
第7题:
A tug would NOT assist a ship to steer if the tug is made up to the large vessel ______.
A.by a tow line ahead of the vessel
B.forward on either bow of the vessel
C.approximately amidships of the vessel
D.on the vessel’s quarter
第8题:
A slow and easy motion of a vessel in a seaway is an indication of a ______.
A.Small GM
B.Low center of gravity
C.Stiff vessel
D.Large GZ
第9题:
GM is a measure of ______.
① The initial stability of a vessel.
② The rightingness of the vessel.
A.① only
B.② only
C.Both ① and ②
D.Neither ① nor ②
第10题:
If the metacentric height is large, a floating vessel will ______.
A.be tender
B.have a slow and easy motion
C.be stiff
D.have a tendency to yaw