單項選擇題If the vertical center of gravity (VCG)of a ship rises 1.7 feet,the righting arm (GZ) for the various angles of inclination will().

A.decrease
B.increase
C.remain unchanged
D.be changed by the amount of GG'x cosine of the angle


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1.單項選擇題If we had stayed at that port much longer,we()the tropical strom.

A.will meet with
B.met with
C.would meet with
D.would have met with

2.單項選擇題If you do not wear goggles and helmet,your chances of being()will be greater.

A.beaten
B.damaged
C.hurt
D.stricken

4.單項選擇題If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm,you should().

A.start the fire pump
B.go to your man overboard station
C.go to your lifeboat station
D.collision station

5.單項選擇題If you wear extra clothing when entering the water after abandoning ship it will().

A.weigh you down
B.preserve body heat
C.reduce your body heat
D.make it more difficult to breathe