increasing the righting moment
decreasing the vessel's displacement
increasing the reserve buoyancy
shifting the CG(center of gravity) off center
第1题:
The Chief Mate must ascertain that the deck loads are stowed in such a manner as ______.
A.not to affect the draught trim
B.not to affect the cargo ventilation
C.not to affect the free surface
D.not to affect the vessel's stability
第2题:
After jacking down your liftboat you have an unexpected list.You find that the only cause of this list must be a flooded leg.Raising the flooded leg further would adversely affect the boats stability by ______.
A.Raising the KG and increasing the draft which may put you in an unsafe operating condition
B.Increasing GM and causing a fast roll
C.Increasing the righting arm on the high side
D.Causing the vessel to yaw when underway
第3题:
Your vessel has lifeboats on both sides. Lifeboat No. 2 is located ________.
A.forward of lifeboat No. 4 on the starboard side
B.forward of lifeboat No. 4 on the port side
C.aft of lifeboat No. 1 on the starboard side
D.All of the above
第4题:
A flooded lifeboat on board a vessel would adversely affect the vessel’s stability by ______.
A.increasing the righting moment
B.decreasing the vessel’s displacement
C.increasing the reserve buoyancy
D.shifting the CG (center of gravity) off center
第5题:
The purpose of air tanks in a lifeboat is to ______.
A.Make the boat float higher
B.Provide a stowage place for provisions
C.Add strength to the boat
D.Keep the boat afloat if flooded
第6题:
Free communication will adversely affect transverse stability only when the flooded space is ______.
A.off-center
B.on the centerline
C.completely flooded
D.open to the sea above and below the waterline
第7题:
The minimum amount of lifesaving equipment required aboard an 85-foot uninspected towing vessel consists of ______.
A.One approved flotation cushion for each person on board
B.One approved life preserver for each person on board and one life ring
C.One approved inflatable vest for each person on board
D.Lifeboat capacity equal to 1 1/2 times the number of persons on board
第8题:
______ of the following statements is INCORRECT regarding a fire and boat drill on board your cargo vessel.
A.At least one fire and boat drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replaced
B.The Master is responsible in seeing that each lifeboat is lowered to the water at least once in each 6 months.
C.Lifeboat equipment shall be examined at least once each month to insure that it is complete
D.An entry shall be made in the vessel's Official Logbook relative to each fire and boat drill
第9题:
When transferring survivors from an enclosed lifeboat to a rescue vessel,personnel on board the boat should ______.
A.remove their life preservers to make it easier to climb on board the rescue vessel
B.climb on top of the boat while waiting for their turn to transfer to the rescue vessel
C.remain seated inside and make the transfer one person at a time
D.enter the water and swim over to the rescue vessel
第10题:
I AM MAKING WATER means ______.
A.My vessel is leaking
B.My vessel is producing fresh water
C.My vessel is producing sea water
D.Sea water is de-salted on board my vessel