【导读】
必典考网发布2022船舶浮性题库模拟考试练习题257,更多船舶浮性题库的模拟考试请访问必典考网海上货物运输题库频道。
1. [单选题]船舶纵倾前后,重力和浮力(),浮心位置()。
A. A.大小相等;不变
B. B.大小不等;不变
C. C.大小相等;改变
D. D.大小不等;改变
2. [单选题]某轮船长200m,漂心在船中前0.50m,dF=10.20m,dA=12.35m,则该轮的漂心修正量为()m。
A. A.+0.003
B. B.-0.003
C. C.+0.005
D. D.-0.005
3. [单选题]某轮首、中、尾的吃水分别是:6.45m,6.60m,6.50m,且存在拱垂,则其平均吃水为()m。
A. 6.60
B. 6.57
C. 6.48
D. 3.26
4. [单选题]当漂心位于船中但有拱垂时,按计算的平均吃水的精度()。
A. A.与吃水大小有关
B. B.与拱垂大小有关
C. C.与水密度有关
D. D.与吃水差大小有关
5. [单选题]船舶由水密度ρ=1.010g/cm3的水域驶入标准海水水域,吃水约减小()。
A. A.1.5%
B. B.3.0%
C. C.4.5%
D. D.6.0%
6. [单选题]船舶由海水水域驶入淡水水域时,船舶所受浮力()。
A. A.减少
B. B.增加
C. C.不变
D. D.变化不定
7. [单选题]The difference between the starboard and port drafts caused by shifting a weight transversely is().
A. list
B. heel
C. trim
D. flotatio
8. [单选题]The difference between the starboard and port drafts due to wind or seas is called().
A. list
B. heel
C. trim
D. flotatio
9. [单选题]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
10. [单选题]The waterplane area is described as the intersection of the surface of the water in which a vessel floats and the().
A. baseline
B. vertical reference plane
C. hull
D. horizontal reference plane