单选题On an electro-hydraulic steering gear, which of the listed devices will keep the rudder from over-traveling the bridge signal?（）A Rudder angle indicatorB Follow-up gearC Electric transmitterD Rudder angle limit switch

When steering by hand，which of the following may be a functional input to the steering gear as a result of turning the wheel ________．

A.Non-follow-up

B.Rudder adjustment

C.Weather adjustment

D.All the above may be activated

Dual electro-hydraulic steering units usually operate ______．

A.With both pumps on line at the same time

B.With one pump on standby

C.With the follow-up gear disconnected

D.Only when the rudder is moved amidships

The follow-up gear on an electro-hydraulic steering gear

A.relieves excessive fluid pressure

B.takes the pump off stroke when the desired rudder angle is attained

C.allows for rudder movement faster than the movement of the ship&39;s

D.returns the rudder to amidships when the wheel is release

In an electro-hydraulic steering system, rudder movement is maitained in close synchronization with the steering wheel position by means of the ______.

A.trick wheel

B.follow-up control

C.six-way valve

D.Rapson slide

Which entry is NOT required in the Official Logbook?______

A.Steering gear tests

B.Position of the load line and freeboard upon sailing

C.Commencemet and termination of cargo operations

D.Closure of hatches and sideports upon sailing

When the helm is turned on the navigation bridge，which of the listed actions will be the FIRST response in the steering room on a ship equipped with an electro-hydraulic steering gear ________．

A.The pumps go to full stroke

B.The six-way valve aligns itself with the running pump

C.Both port and starboard cables are energized

D.The synchronous receiver turns，duplicating the helm motion

According to Regulations, a power driven auxiliary steering gear for a vessel capable of a 12 knot service speed, must be able to meet the rudder movement requirements at which of the minimum vessel speeds listed below?

A.6 knots

B.7 knots

C.9 knots

D.12 knots