2024海船船员考试真题模拟04-13

1、A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead. There is no wind or current. Which statement is FALSE?（）.（单选题）

A. If one screw is stopped，the ship will turn toward the side of the stopped screw

B. The principal force which turns the ship is set up by the wake against the forward side of the rudder

C. Turning response by use of the rudder only is greater than on a single-screw vessel

D. With the rudder amidships，the ship will steer a fairly steady course

试题答案：C

2、Inmarsat-B/C/F/M系统LES的接续码在《无线电信号书》的第（）卷查询。（单选题）

A. 5

B. 4

C. 3

D. 2

试题答案：A

3、同步发电机的负载（感性）功率因数由0.6上升到0.8，为了保持发电机输出电压不变，励磁绕组中电流需（）。（单选题）

A. 增大

B. 减小

C. 不变

D. 视有无恒压装置确定

试题答案：B

4、根据我国有关规定船舶柴油机曲轴箱防爆门的开启压力不大于（）。（表压力）（单选题）

A. 0.05MPa

B. 0.1MPa

C. 0.01MPa

D. 0.5MPa

试题答案：C

5、为减小雷达方位定位误差，下述措施中（）是不对的。（单选题）

A. 应正确调节各控钮，使回波图像清晰稳定

B. 应尽量选用调节各控钮，使回波处于2/3半径附近

C. 应尽量选用真北向上显示方式和用EBL测量

D. 应尽量选用船首向上显示方式和用机械方位标尺测量

试题答案：D