單項選擇題If the life raft capsizes,all personnel should leave the raft and（）.

A.climb onto the bottom
B.swim away from the raft
C.right the raft using the righting strap
D.inflate the righting bag


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1.單項選擇題If the metacenteroic 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

2.單項選擇題If the metacenteroic height is small,a floating vessel will（）.

A.be tender
B.have a quick and easy motion
C.be stiff
D.yaw

3.單項選擇題If the officer on watch is in any doubt as to the pilot’s actions,or intentions,he should（）.

A.notify the captain as soon as possible
B.seek clarification from the pilot
C.take action by his own judgment
D.cease the duty of pilot's at once

4.單項選擇題If the result of loading a vessel is an increase in the height of the center of gravity,there will always be an increase in the（）.

A.metacentric height
B.righting arm
C.righting moment
D.vertical moment

5.單項選擇題If the sling bumps（）the beams,serious accidents may follow.

A.at
B.on
C.into
D.against