單項(xiàng)選擇題

In a twin screw ship going half-ahead，both screws turning outboard and the rudder amidships，no current or wind，the vessel will（）.

A.Move bodily to port
B.Move bodily to starboard
C.Move in a zig-zag motion
D.Steer a fairly straight course

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單項(xiàng)選擇題

In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point（）.

A.Abreast the heel
B.At right angles to the boom when viewed from above
C.Aft of the heel
D.Forward of the spiderband

單項(xiàng)選擇題

Flanking rudders effect a vessel’s heading because of the（）.

A.Effect of the propeller flow on the rudders
B.Water flow due to the vessel's movement through the water
C.Tunnel affect of the water flow past opposing rudders
D.Discharge current being channeled to impinge on the vessel's deadwood

In a twin screw ship going half-ahead，both screws turning outboard and the rudder amidships，no current or wind，the vessel will（）.

你可能感興趣的試題

In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point（）.

Flanking rudders effect a vessel’s heading because of the（）.

In a twin screw ship going half-ahead，both screws turning outboard and the rudder amidships，no current or wind，the vessel will（）.

In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point（）.