更多"A flooded leg on a liftboat would a"的相关试题:
[单项选择]A flooded leg on a lift boat would adversely affect the vessel’s stability underway 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
[单项选择]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
[单项选择]What would have the greatest affect on a vessel’s longitudinal strength? （）
A. Collision damage to the bow，forward of the collision bulkhead
B. Grounding damage to the bilge strake，just aft of midships
C. Extensive corrosion to the centerline deck plating
D. Damage to the side shell，midway between the bilge and the stringer plate
[单项选择]（）he had not hurt his leg,John would have won the race.
A. If
B. Since
C. Thongh
D. When
[单项选择]The total leg load reactions on an independent leg，self-elevating unit include static and（）.
A. environmental loading
B. variable loading
C. fixed loading
D. basic loading
[单项选择]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
[单项选择]Which factor does NOT affect the required freeboard of a cargo vessel? （）
A. Season of the year
B. Geographic zone of operation
C. Density of the water
D. Condition of trim in normal operation
[单项选择]David injured his leg playing football yesterday. Really?（）
A. Who did that?
B. What's wrong with him?
C. How did that happen?
D. Why was he so careless?
[单项选择]Leg penetration to depths which require pullout forces greater than that which can be supplied by the buoyancy of the hull may exist in（）.
A. soft mud
B. sand
C. silt
D. soft to firm clays
[单项选择]— Mike injured his leg playing football yesterday. — Really?（）
A. Who did that?
B. What’s wrong with him?
C. How did that happen?
D. Why was he so careless?
[单项选择]Which parameter can be tuned to affect the selection of a static route as a backup.when a dynamic protocol is also being used?（）
A. link bandwidth
B. hop count
C. link cost
D. administrative distance
E. link delay
[单项选择]Deballasting a double bottom has what affect on KG?（）.
A. KG is increased
B. KG is decreased
C. KG is not affected
D. KG increases at light drafts and decreases at deep drafts
[单项选择]Which of the following pumps will most affect oily water separator performance and give the worst result?（）
A. reciprocating pump
B. vane pump
C. screw pump
D. centrifugal pump
[单项选择]Impurities in the fuel oil will affect the operation of the engine, which has （） the use of separator and some other devices.
A. brought about
B. caused for
C. resulted from
D. led
